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Date: Wed, 15 Mar 2017 18:59:59 -0700
From: Joe Perches <joe@...ches.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org
Cc: linux-mm@...ck.org
Subject: [PATCH 02/15] mm: page_alloc: align arguments to parenthesis
whitespace changes only - git diff -w shows no difference
Signed-off-by: Joe Perches <joe@...ches.com>
---
mm/page_alloc.c | 552 ++++++++++++++++++++++++++++----------------------------
1 file changed, 276 insertions(+), 276 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 504749032400..79fc996892c6 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -204,33 +204,33 @@ static void __free_pages_ok(struct page *page, unsigned int order);
*/
int sysctl_lowmem_reserve_ratio[MAX_NR_ZONES - 1] = {
#ifdef CONFIG_ZONE_DMA
- 256,
+ 256,
#endif
#ifdef CONFIG_ZONE_DMA32
- 256,
+ 256,
#endif
#ifdef CONFIG_HIGHMEM
- 32,
+ 32,
#endif
- 32,
+ 32,
};
EXPORT_SYMBOL(totalram_pages);
static char * const zone_names[MAX_NR_ZONES] = {
#ifdef CONFIG_ZONE_DMA
- "DMA",
+ "DMA",
#endif
#ifdef CONFIG_ZONE_DMA32
- "DMA32",
+ "DMA32",
#endif
- "Normal",
+ "Normal",
#ifdef CONFIG_HIGHMEM
- "HighMem",
+ "HighMem",
#endif
- "Movable",
+ "Movable",
#ifdef CONFIG_ZONE_DEVICE
- "Device",
+ "Device",
#endif
};
@@ -310,8 +310,8 @@ static inline bool __meminit early_page_uninitialised(unsigned long pfn)
* later in the boot cycle when it can be parallelised.
*/
static inline bool update_defer_init(pg_data_t *pgdat,
- unsigned long pfn, unsigned long zone_end,
- unsigned long *nr_initialised)
+ unsigned long pfn, unsigned long zone_end,
+ unsigned long *nr_initialised)
{
unsigned long max_initialise;
@@ -323,7 +323,7 @@ static inline bool update_defer_init(pg_data_t *pgdat,
* two large system hashes that can take up 1GB for 0.25TB/node.
*/
max_initialise = max(2UL << (30 - PAGE_SHIFT),
- (pgdat->node_spanned_pages >> 8));
+ (pgdat->node_spanned_pages >> 8));
(*nr_initialised)++;
if ((*nr_initialised > max_initialise) &&
@@ -345,8 +345,8 @@ static inline bool early_page_uninitialised(unsigned long pfn)
}
static inline bool update_defer_init(pg_data_t *pgdat,
- unsigned long pfn, unsigned long zone_end,
- unsigned long *nr_initialised)
+ unsigned long pfn, unsigned long zone_end,
+ unsigned long *nr_initialised)
{
return true;
}
@@ -354,7 +354,7 @@ static inline bool update_defer_init(pg_data_t *pgdat,
/* Return a pointer to the bitmap storing bits affecting a block of pages */
static inline unsigned long *get_pageblock_bitmap(struct page *page,
- unsigned long pfn)
+ unsigned long pfn)
{
#ifdef CONFIG_SPARSEMEM
return __pfn_to_section(pfn)->pageblock_flags;
@@ -384,9 +384,9 @@ static inline int pfn_to_bitidx(struct page *page, unsigned long pfn)
* Return: pageblock_bits flags
*/
static __always_inline unsigned long __get_pfnblock_flags_mask(struct page *page,
- unsigned long pfn,
- unsigned long end_bitidx,
- unsigned long mask)
+ unsigned long pfn,
+ unsigned long end_bitidx,
+ unsigned long mask)
{
unsigned long *bitmap;
unsigned long bitidx, word_bitidx;
@@ -403,8 +403,8 @@ static __always_inline unsigned long __get_pfnblock_flags_mask(struct page *page
}
unsigned long get_pfnblock_flags_mask(struct page *page, unsigned long pfn,
- unsigned long end_bitidx,
- unsigned long mask)
+ unsigned long end_bitidx,
+ unsigned long mask)
{
return __get_pfnblock_flags_mask(page, pfn, end_bitidx, mask);
}
@@ -423,9 +423,9 @@ static __always_inline int get_pfnblock_migratetype(struct page *page, unsigned
* @mask: mask of bits that the caller is interested in
*/
void set_pfnblock_flags_mask(struct page *page, unsigned long flags,
- unsigned long pfn,
- unsigned long end_bitidx,
- unsigned long mask)
+ unsigned long pfn,
+ unsigned long end_bitidx,
+ unsigned long mask)
{
unsigned long *bitmap;
unsigned long bitidx, word_bitidx;
@@ -460,7 +460,7 @@ void set_pageblock_migratetype(struct page *page, int migratetype)
migratetype = MIGRATE_UNMOVABLE;
set_pageblock_flags_group(page, (unsigned long)migratetype,
- PB_migrate, PB_migrate_end);
+ PB_migrate, PB_migrate_end);
}
#ifdef CONFIG_DEBUG_VM
@@ -481,8 +481,8 @@ static int page_outside_zone_boundaries(struct zone *zone, struct page *page)
if (ret)
pr_err("page 0x%lx outside node %d zone %s [ 0x%lx - 0x%lx ]\n",
- pfn, zone_to_nid(zone), zone->name,
- start_pfn, start_pfn + sp);
+ pfn, zone_to_nid(zone), zone->name,
+ start_pfn, start_pfn + sp);
return ret;
}
@@ -516,7 +516,7 @@ static inline int bad_range(struct zone *zone, struct page *page)
#endif
static void bad_page(struct page *page, const char *reason,
- unsigned long bad_flags)
+ unsigned long bad_flags)
{
static unsigned long resume;
static unsigned long nr_shown;
@@ -533,7 +533,7 @@ static void bad_page(struct page *page, const char *reason,
}
if (nr_unshown) {
pr_alert(
- "BUG: Bad page state: %lu messages suppressed\n",
+ "BUG: Bad page state: %lu messages suppressed\n",
nr_unshown);
nr_unshown = 0;
}
@@ -543,12 +543,12 @@ static void bad_page(struct page *page, const char *reason,
resume = jiffies + 60 * HZ;
pr_alert("BUG: Bad page state in process %s pfn:%05lx\n",
- current->comm, page_to_pfn(page));
+ current->comm, page_to_pfn(page));
__dump_page(page, reason);
bad_flags &= page->flags;
if (bad_flags)
pr_alert("bad because of flags: %#lx(%pGp)\n",
- bad_flags, &bad_flags);
+ bad_flags, &bad_flags);
dump_page_owner(page);
print_modules();
@@ -599,7 +599,7 @@ void prep_compound_page(struct page *page, unsigned int order)
#ifdef CONFIG_DEBUG_PAGEALLOC
unsigned int _debug_guardpage_minorder;
bool _debug_pagealloc_enabled __read_mostly
- = IS_ENABLED(CONFIG_DEBUG_PAGEALLOC_ENABLE_DEFAULT);
+= IS_ENABLED(CONFIG_DEBUG_PAGEALLOC_ENABLE_DEFAULT);
EXPORT_SYMBOL(_debug_pagealloc_enabled);
bool _debug_guardpage_enabled __read_mostly;
@@ -654,7 +654,7 @@ static int __init debug_guardpage_minorder_setup(char *buf)
early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
static inline bool set_page_guard(struct zone *zone, struct page *page,
- unsigned int order, int migratetype)
+ unsigned int order, int migratetype)
{
struct page_ext *page_ext;
@@ -679,7 +679,7 @@ static inline bool set_page_guard(struct zone *zone, struct page *page,
}
static inline void clear_page_guard(struct zone *zone, struct page *page,
- unsigned int order, int migratetype)
+ unsigned int order, int migratetype)
{
struct page_ext *page_ext;
@@ -699,9 +699,9 @@ static inline void clear_page_guard(struct zone *zone, struct page *page,
#else
struct page_ext_operations debug_guardpage_ops;
static inline bool set_page_guard(struct zone *zone, struct page *page,
- unsigned int order, int migratetype) { return false; }
+ unsigned int order, int migratetype) { return false; }
static inline void clear_page_guard(struct zone *zone, struct page *page,
- unsigned int order, int migratetype) {}
+ unsigned int order, int migratetype) {}
#endif
static inline void set_page_order(struct page *page, unsigned int order)
@@ -732,7 +732,7 @@ static inline void rmv_page_order(struct page *page)
* For recording page's order, we use page_private(page).
*/
static inline int page_is_buddy(struct page *page, struct page *buddy,
- unsigned int order)
+ unsigned int order)
{
if (page_is_guard(buddy) && page_order(buddy) == order) {
if (page_zone_id(page) != page_zone_id(buddy))
@@ -785,9 +785,9 @@ static inline int page_is_buddy(struct page *page, struct page *buddy,
*/
static inline void __free_one_page(struct page *page,
- unsigned long pfn,
- struct zone *zone, unsigned int order,
- int migratetype)
+ unsigned long pfn,
+ struct zone *zone, unsigned int order,
+ int migratetype)
{
unsigned long combined_pfn;
unsigned long uninitialized_var(buddy_pfn);
@@ -848,8 +848,8 @@ static inline void __free_one_page(struct page *page,
buddy_mt = get_pageblock_migratetype(buddy);
if (migratetype != buddy_mt
- && (is_migrate_isolate(migratetype) ||
- is_migrate_isolate(buddy_mt)))
+ && (is_migrate_isolate(migratetype) ||
+ is_migrate_isolate(buddy_mt)))
goto done_merging;
}
max_order++;
@@ -876,7 +876,7 @@ static inline void __free_one_page(struct page *page,
if (pfn_valid_within(buddy_pfn) &&
page_is_buddy(higher_page, higher_buddy, order + 1)) {
list_add_tail(&page->lru,
- &zone->free_area[order].free_list[migratetype]);
+ &zone->free_area[order].free_list[migratetype]);
goto out;
}
}
@@ -892,17 +892,17 @@ static inline void __free_one_page(struct page *page,
* check if necessary.
*/
static inline bool page_expected_state(struct page *page,
- unsigned long check_flags)
+ unsigned long check_flags)
{
if (unlikely(atomic_read(&page->_mapcount) != -1))
return false;
if (unlikely((unsigned long)page->mapping |
- page_ref_count(page) |
+ page_ref_count(page) |
#ifdef CONFIG_MEMCG
- (unsigned long)page->mem_cgroup |
+ (unsigned long)page->mem_cgroup |
#endif
- (page->flags & check_flags)))
+ (page->flags & check_flags)))
return false;
return true;
@@ -994,7 +994,7 @@ static int free_tail_pages_check(struct page *head_page, struct page *page)
}
static __always_inline bool free_pages_prepare(struct page *page,
- unsigned int order, bool check_free)
+ unsigned int order, bool check_free)
{
int bad = 0;
@@ -1042,7 +1042,7 @@ static __always_inline bool free_pages_prepare(struct page *page,
debug_check_no_locks_freed(page_address(page),
PAGE_SIZE << order);
debug_check_no_obj_freed(page_address(page),
- PAGE_SIZE << order);
+ PAGE_SIZE << order);
}
arch_free_page(page, order);
kernel_poison_pages(page, 1 << order, 0);
@@ -1086,7 +1086,7 @@ static bool bulkfree_pcp_prepare(struct page *page)
* pinned" detection logic.
*/
static void free_pcppages_bulk(struct zone *zone, int count,
- struct per_cpu_pages *pcp)
+ struct per_cpu_pages *pcp)
{
int migratetype = 0;
int batch_free = 0;
@@ -1142,16 +1142,16 @@ static void free_pcppages_bulk(struct zone *zone, int count,
}
static void free_one_page(struct zone *zone,
- struct page *page, unsigned long pfn,
- unsigned int order,
- int migratetype)
+ struct page *page, unsigned long pfn,
+ unsigned int order,
+ int migratetype)
{
unsigned long flags;
spin_lock_irqsave(&zone->lock, flags);
__count_vm_events(PGFREE, 1 << order);
if (unlikely(has_isolate_pageblock(zone) ||
- is_migrate_isolate(migratetype))) {
+ is_migrate_isolate(migratetype))) {
migratetype = get_pfnblock_migratetype(page, pfn);
}
__free_one_page(page, pfn, zone, order, migratetype);
@@ -1159,7 +1159,7 @@ static void free_one_page(struct zone *zone,
}
static void __meminit __init_single_page(struct page *page, unsigned long pfn,
- unsigned long zone, int nid)
+ unsigned long zone, int nid)
{
set_page_links(page, zone, nid, pfn);
init_page_count(page);
@@ -1263,7 +1263,7 @@ static void __init __free_pages_boot_core(struct page *page, unsigned int order)
__free_pages(page, order);
}
-#if defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID) || \
+#if defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID) || \
defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP)
static struct mminit_pfnnid_cache early_pfnnid_cache __meminitdata;
@@ -1285,7 +1285,7 @@ int __meminit early_pfn_to_nid(unsigned long pfn)
#ifdef CONFIG_NODES_SPAN_OTHER_NODES
static inline bool __meminit meminit_pfn_in_nid(unsigned long pfn, int node,
- struct mminit_pfnnid_cache *state)
+ struct mminit_pfnnid_cache *state)
{
int nid;
@@ -1308,7 +1308,7 @@ static inline bool __meminit early_pfn_in_nid(unsigned long pfn, int node)
return true;
}
static inline bool __meminit meminit_pfn_in_nid(unsigned long pfn, int node,
- struct mminit_pfnnid_cache *state)
+ struct mminit_pfnnid_cache *state)
{
return true;
}
@@ -1316,7 +1316,7 @@ static inline bool __meminit meminit_pfn_in_nid(unsigned long pfn, int node,
void __init __free_pages_bootmem(struct page *page, unsigned long pfn,
- unsigned int order)
+ unsigned int order)
{
if (early_page_uninitialised(pfn))
return;
@@ -1373,8 +1373,8 @@ void set_zone_contiguous(struct zone *zone)
block_end_pfn = ALIGN(block_start_pfn + 1, pageblock_nr_pages);
for (; block_start_pfn < zone_end_pfn(zone);
- block_start_pfn = block_end_pfn,
- block_end_pfn += pageblock_nr_pages) {
+ block_start_pfn = block_end_pfn,
+ block_end_pfn += pageblock_nr_pages) {
block_end_pfn = min(block_end_pfn, zone_end_pfn(zone));
@@ -1394,7 +1394,7 @@ void clear_zone_contiguous(struct zone *zone)
#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
static void __init deferred_free_range(struct page *page,
- unsigned long pfn, int nr_pages)
+ unsigned long pfn, int nr_pages)
{
int i;
@@ -1501,7 +1501,7 @@ static int __init deferred_init_memmap(void *data)
} else {
nr_pages += nr_to_free;
deferred_free_range(free_base_page,
- free_base_pfn, nr_to_free);
+ free_base_pfn, nr_to_free);
free_base_page = NULL;
free_base_pfn = nr_to_free = 0;
@@ -1524,11 +1524,11 @@ static int __init deferred_init_memmap(void *data)
/* Where possible, batch up pages for a single free */
continue;
-free_range:
+ free_range:
/* Free the current block of pages to allocator */
nr_pages += nr_to_free;
deferred_free_range(free_base_page, free_base_pfn,
- nr_to_free);
+ nr_to_free);
free_base_page = NULL;
free_base_pfn = nr_to_free = 0;
}
@@ -1543,7 +1543,7 @@ static int __init deferred_init_memmap(void *data)
WARN_ON(++zid < MAX_NR_ZONES && populated_zone(++zone));
pr_info("node %d initialised, %lu pages in %ums\n", nid, nr_pages,
- jiffies_to_msecs(jiffies - start));
+ jiffies_to_msecs(jiffies - start));
pgdat_init_report_one_done();
return 0;
@@ -1620,8 +1620,8 @@ void __init init_cma_reserved_pageblock(struct page *page)
* -- nyc
*/
static inline void expand(struct zone *zone, struct page *page,
- int low, int high, struct free_area *area,
- int migratetype)
+ int low, int high, struct free_area *area,
+ int migratetype)
{
unsigned long size = 1 << high;
@@ -1681,7 +1681,7 @@ static void check_new_page_bad(struct page *page)
static inline int check_new_page(struct page *page)
{
if (likely(page_expected_state(page,
- PAGE_FLAGS_CHECK_AT_PREP | __PG_HWPOISON)))
+ PAGE_FLAGS_CHECK_AT_PREP | __PG_HWPOISON)))
return 0;
check_new_page_bad(page);
@@ -1729,7 +1729,7 @@ static bool check_new_pages(struct page *page, unsigned int order)
}
inline void post_alloc_hook(struct page *page, unsigned int order,
- gfp_t gfp_flags)
+ gfp_t gfp_flags)
{
set_page_private(page, 0);
set_page_refcounted(page);
@@ -1742,7 +1742,7 @@ inline void post_alloc_hook(struct page *page, unsigned int order,
}
static void prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags,
- unsigned int alloc_flags)
+ unsigned int alloc_flags)
{
int i;
bool poisoned = true;
@@ -1780,7 +1780,7 @@ static void prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags
*/
static inline
struct page *__rmqueue_smallest(struct zone *zone, unsigned int order,
- int migratetype)
+ int migratetype)
{
unsigned int current_order;
struct free_area *area;
@@ -1790,7 +1790,7 @@ struct page *__rmqueue_smallest(struct zone *zone, unsigned int order,
for (current_order = order; current_order < MAX_ORDER; ++current_order) {
area = &(zone->free_area[current_order]);
page = list_first_entry_or_null(&area->free_list[migratetype],
- struct page, lru);
+ struct page, lru);
if (!page)
continue;
list_del(&page->lru);
@@ -1823,13 +1823,13 @@ static int fallbacks[MIGRATE_TYPES][4] = {
#ifdef CONFIG_CMA
static struct page *__rmqueue_cma_fallback(struct zone *zone,
- unsigned int order)
+ unsigned int order)
{
return __rmqueue_smallest(zone, order, MIGRATE_CMA);
}
#else
static inline struct page *__rmqueue_cma_fallback(struct zone *zone,
- unsigned int order) { return NULL; }
+ unsigned int order) { return NULL; }
#endif
/*
@@ -1875,7 +1875,7 @@ static int move_freepages(struct zone *zone,
* isolating, as that would be expensive.
*/
if (num_movable &&
- (PageLRU(page) || __PageMovable(page)))
+ (PageLRU(page) || __PageMovable(page)))
(*num_movable)++;
page++;
@@ -1893,7 +1893,7 @@ static int move_freepages(struct zone *zone,
}
int move_freepages_block(struct zone *zone, struct page *page,
- int migratetype, int *num_movable)
+ int migratetype, int *num_movable)
{
unsigned long start_pfn, end_pfn;
struct page *start_page, *end_page;
@@ -1911,11 +1911,11 @@ int move_freepages_block(struct zone *zone, struct page *page,
return 0;
return move_freepages(zone, start_page, end_page, migratetype,
- num_movable);
+ num_movable);
}
static void change_pageblock_range(struct page *pageblock_page,
- int start_order, int migratetype)
+ int start_order, int migratetype)
{
int nr_pageblocks = 1 << (start_order - pageblock_order);
@@ -1950,9 +1950,9 @@ static bool can_steal_fallback(unsigned int order, int start_mt)
return true;
if (order >= pageblock_order / 2 ||
- start_mt == MIGRATE_RECLAIMABLE ||
- start_mt == MIGRATE_UNMOVABLE ||
- page_group_by_mobility_disabled)
+ start_mt == MIGRATE_RECLAIMABLE ||
+ start_mt == MIGRATE_UNMOVABLE ||
+ page_group_by_mobility_disabled)
return true;
return false;
@@ -1967,7 +1967,7 @@ static bool can_steal_fallback(unsigned int order, int start_mt)
* itself, so pages freed in the future will be put on the correct free list.
*/
static void steal_suitable_fallback(struct zone *zone, struct page *page,
- int start_type, bool whole_block)
+ int start_type, bool whole_block)
{
unsigned int current_order = page_order(page);
struct free_area *area;
@@ -1994,7 +1994,7 @@ static void steal_suitable_fallback(struct zone *zone, struct page *page,
goto single_page;
free_pages = move_freepages_block(zone, page, start_type,
- &movable_pages);
+ &movable_pages);
/*
* Determine how many pages are compatible with our allocation.
* For movable allocation, it's the number of movable pages which
@@ -2012,7 +2012,7 @@ static void steal_suitable_fallback(struct zone *zone, struct page *page,
*/
if (old_block_type == MIGRATE_MOVABLE)
alike_pages = pageblock_nr_pages
- - (free_pages + movable_pages);
+ - (free_pages + movable_pages);
else
alike_pages = 0;
}
@@ -2022,7 +2022,7 @@ static void steal_suitable_fallback(struct zone *zone, struct page *page,
* comparable migratability as our allocation, claim the whole block.
*/
if (free_pages + alike_pages >= (1 << (pageblock_order - 1)) ||
- page_group_by_mobility_disabled)
+ page_group_by_mobility_disabled)
set_pageblock_migratetype(page, start_type);
return;
@@ -2039,7 +2039,7 @@ static void steal_suitable_fallback(struct zone *zone, struct page *page,
* fragmentation due to mixed migratetype pages in one pageblock.
*/
int find_suitable_fallback(struct free_area *area, unsigned int order,
- int migratetype, bool only_stealable, bool *can_steal)
+ int migratetype, bool only_stealable, bool *can_steal)
{
int i;
int fallback_mt;
@@ -2074,7 +2074,7 @@ int find_suitable_fallback(struct free_area *area, unsigned int order,
* there are no empty page blocks that contain a page with a suitable order
*/
static void reserve_highatomic_pageblock(struct page *page, struct zone *zone,
- unsigned int alloc_order)
+ unsigned int alloc_order)
{
int mt;
unsigned long max_managed, flags;
@@ -2116,7 +2116,7 @@ static void reserve_highatomic_pageblock(struct page *page, struct zone *zone,
* pageblock is exhausted.
*/
static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
- bool force)
+ bool force)
{
struct zonelist *zonelist = ac->zonelist;
unsigned long flags;
@@ -2127,13 +2127,13 @@ static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
bool ret;
for_each_zone_zonelist_nodemask(zone, z, zonelist, ac->high_zoneidx,
- ac->nodemask) {
+ ac->nodemask) {
/*
* Preserve at least one pageblock unless memory pressure
* is really high.
*/
if (!force && zone->nr_reserved_highatomic <=
- pageblock_nr_pages)
+ pageblock_nr_pages)
continue;
spin_lock_irqsave(&zone->lock, flags);
@@ -2141,8 +2141,8 @@ static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
struct free_area *area = &(zone->free_area[order]);
page = list_first_entry_or_null(
- &area->free_list[MIGRATE_HIGHATOMIC],
- struct page, lru);
+ &area->free_list[MIGRATE_HIGHATOMIC],
+ struct page, lru);
if (!page)
continue;
@@ -2162,8 +2162,8 @@ static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
* underflows.
*/
zone->nr_reserved_highatomic -= min(
- pageblock_nr_pages,
- zone->nr_reserved_highatomic);
+ pageblock_nr_pages,
+ zone->nr_reserved_highatomic);
}
/*
@@ -2177,7 +2177,7 @@ static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
*/
set_pageblock_migratetype(page, ac->migratetype);
ret = move_freepages_block(zone, page, ac->migratetype,
- NULL);
+ NULL);
if (ret) {
spin_unlock_irqrestore(&zone->lock, flags);
return ret;
@@ -2206,22 +2206,22 @@ __rmqueue_fallback(struct zone *zone, unsigned int order, int start_migratetype)
/* Find the largest possible block of pages in the other list */
for (current_order = MAX_ORDER - 1;
- current_order >= order && current_order <= MAX_ORDER - 1;
- --current_order) {
+ current_order >= order && current_order <= MAX_ORDER - 1;
+ --current_order) {
area = &(zone->free_area[current_order]);
fallback_mt = find_suitable_fallback(area, current_order,
- start_migratetype, false, &can_steal);
+ start_migratetype, false, &can_steal);
if (fallback_mt == -1)
continue;
page = list_first_entry(&area->free_list[fallback_mt],
- struct page, lru);
+ struct page, lru);
steal_suitable_fallback(zone, page, start_migratetype,
- can_steal);
+ can_steal);
trace_mm_page_alloc_extfrag(page, order, current_order,
- start_migratetype, fallback_mt);
+ start_migratetype, fallback_mt);
return true;
}
@@ -2234,7 +2234,7 @@ __rmqueue_fallback(struct zone *zone, unsigned int order, int start_migratetype)
* Call me with the zone->lock already held.
*/
static struct page *__rmqueue(struct zone *zone, unsigned int order,
- int migratetype)
+ int migratetype)
{
struct page *page;
@@ -2508,7 +2508,7 @@ void mark_free_pages(struct zone *zone)
for_each_migratetype_order(order, t) {
list_for_each_entry(page,
- &zone->free_area[order].free_list[t], lru) {
+ &zone->free_area[order].free_list[t], lru) {
unsigned long i;
pfn = page_to_pfn(page);
@@ -2692,8 +2692,8 @@ static inline void zone_statistics(struct zone *preferred_zone, struct zone *z)
/* Remove page from the per-cpu list, caller must protect the list */
static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype,
- bool cold, struct per_cpu_pages *pcp,
- struct list_head *list)
+ bool cold, struct per_cpu_pages *pcp,
+ struct list_head *list)
{
struct page *page;
@@ -2702,8 +2702,8 @@ static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype,
do {
if (list_empty(list)) {
pcp->count += rmqueue_bulk(zone, 0,
- pcp->batch, list,
- migratetype, cold);
+ pcp->batch, list,
+ migratetype, cold);
if (unlikely(list_empty(list)))
return NULL;
}
@@ -2722,8 +2722,8 @@ static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype,
/* Lock and remove page from the per-cpu list */
static struct page *rmqueue_pcplist(struct zone *preferred_zone,
- struct zone *zone, unsigned int order,
- gfp_t gfp_flags, int migratetype)
+ struct zone *zone, unsigned int order,
+ gfp_t gfp_flags, int migratetype)
{
struct per_cpu_pages *pcp;
struct list_head *list;
@@ -2747,16 +2747,16 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
*/
static inline
struct page *rmqueue(struct zone *preferred_zone,
- struct zone *zone, unsigned int order,
- gfp_t gfp_flags, unsigned int alloc_flags,
- int migratetype)
+ struct zone *zone, unsigned int order,
+ gfp_t gfp_flags, unsigned int alloc_flags,
+ int migratetype)
{
unsigned long flags;
struct page *page;
if (likely(order == 0) && !in_interrupt()) {
page = rmqueue_pcplist(preferred_zone, zone, order,
- gfp_flags, migratetype);
+ gfp_flags, migratetype);
goto out;
}
@@ -2826,7 +2826,7 @@ static bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order)
if (fail_page_alloc.ignore_gfp_highmem && (gfp_mask & __GFP_HIGHMEM))
return false;
if (fail_page_alloc.ignore_gfp_reclaim &&
- (gfp_mask & __GFP_DIRECT_RECLAIM))
+ (gfp_mask & __GFP_DIRECT_RECLAIM))
return false;
return should_fail(&fail_page_alloc.attr, 1 << order);
@@ -2845,10 +2845,10 @@ static int __init fail_page_alloc_debugfs(void)
return PTR_ERR(dir);
if (!debugfs_create_bool("ignore-gfp-wait", mode, dir,
- &fail_page_alloc.ignore_gfp_reclaim))
+ &fail_page_alloc.ignore_gfp_reclaim))
goto fail;
if (!debugfs_create_bool("ignore-gfp-highmem", mode, dir,
- &fail_page_alloc.ignore_gfp_highmem))
+ &fail_page_alloc.ignore_gfp_highmem))
goto fail;
if (!debugfs_create_u32("min-order", mode, dir,
&fail_page_alloc.min_order))
@@ -2949,14 +2949,14 @@ bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
}
bool zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
- int classzone_idx, unsigned int alloc_flags)
+ int classzone_idx, unsigned int alloc_flags)
{
return __zone_watermark_ok(z, order, mark, classzone_idx, alloc_flags,
- zone_page_state(z, NR_FREE_PAGES));
+ zone_page_state(z, NR_FREE_PAGES));
}
static inline bool zone_watermark_fast(struct zone *z, unsigned int order,
- unsigned long mark, int classzone_idx, unsigned int alloc_flags)
+ unsigned long mark, int classzone_idx, unsigned int alloc_flags)
{
long free_pages = zone_page_state(z, NR_FREE_PAGES);
long cma_pages = 0;
@@ -2978,11 +2978,11 @@ static inline bool zone_watermark_fast(struct zone *z, unsigned int order,
return true;
return __zone_watermark_ok(z, order, mark, classzone_idx, alloc_flags,
- free_pages);
+ free_pages);
}
bool zone_watermark_ok_safe(struct zone *z, unsigned int order,
- unsigned long mark, int classzone_idx)
+ unsigned long mark, int classzone_idx)
{
long free_pages = zone_page_state(z, NR_FREE_PAGES);
@@ -2990,14 +2990,14 @@ bool zone_watermark_ok_safe(struct zone *z, unsigned int order,
free_pages = zone_page_state_snapshot(z, NR_FREE_PAGES);
return __zone_watermark_ok(z, order, mark, classzone_idx, 0,
- free_pages);
+ free_pages);
}
#ifdef CONFIG_NUMA
static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone)
{
return node_distance(zone_to_nid(local_zone), zone_to_nid(zone)) <=
- RECLAIM_DISTANCE;
+ RECLAIM_DISTANCE;
}
#else /* CONFIG_NUMA */
static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone)
@@ -3012,7 +3012,7 @@ static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone)
*/
static struct page *
get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
- const struct alloc_context *ac)
+ const struct alloc_context *ac)
{
struct zoneref *z = ac->preferred_zoneref;
struct zone *zone;
@@ -3023,14 +3023,14 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
* See also __cpuset_node_allowed() comment in kernel/cpuset.c.
*/
for_next_zone_zonelist_nodemask(zone, z, ac->zonelist, ac->high_zoneidx,
- ac->nodemask) {
+ ac->nodemask) {
struct page *page;
unsigned long mark;
if (cpusets_enabled() &&
- (alloc_flags & ALLOC_CPUSET) &&
- !__cpuset_zone_allowed(zone, gfp_mask))
- continue;
+ (alloc_flags & ALLOC_CPUSET) &&
+ !__cpuset_zone_allowed(zone, gfp_mask))
+ continue;
/*
* When allocating a page cache page for writing, we
* want to get it from a node that is within its dirty
@@ -3062,7 +3062,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
mark = zone->watermark[alloc_flags & ALLOC_WMARK_MASK];
if (!zone_watermark_fast(zone, order, mark,
- ac_classzone_idx(ac), alloc_flags)) {
+ ac_classzone_idx(ac), alloc_flags)) {
int ret;
/* Checked here to keep the fast path fast */
@@ -3085,16 +3085,16 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
default:
/* did we reclaim enough */
if (zone_watermark_ok(zone, order, mark,
- ac_classzone_idx(ac), alloc_flags))
+ ac_classzone_idx(ac), alloc_flags))
goto try_this_zone;
continue;
}
}
-try_this_zone:
+ try_this_zone:
page = rmqueue(ac->preferred_zoneref->zone, zone, order,
- gfp_mask, alloc_flags, ac->migratetype);
+ gfp_mask, alloc_flags, ac->migratetype);
if (page) {
prep_new_page(page, order, gfp_mask, alloc_flags);
@@ -3188,21 +3188,21 @@ __alloc_pages_cpuset_fallback(gfp_t gfp_mask, unsigned int order,
struct page *page;
page = get_page_from_freelist(gfp_mask, order,
- alloc_flags | ALLOC_CPUSET, ac);
+ alloc_flags | ALLOC_CPUSET, ac);
/*
* fallback to ignore cpuset restriction if our nodes
* are depleted
*/
if (!page)
page = get_page_from_freelist(gfp_mask, order,
- alloc_flags, ac);
+ alloc_flags, ac);
return page;
}
static inline struct page *
__alloc_pages_may_oom(gfp_t gfp_mask, unsigned int order,
- const struct alloc_context *ac, unsigned long *did_some_progress)
+ const struct alloc_context *ac, unsigned long *did_some_progress)
{
struct oom_control oc = {
.zonelist = ac->zonelist,
@@ -3231,7 +3231,7 @@ __alloc_pages_may_oom(gfp_t gfp_mask, unsigned int order,
* we're still under heavy pressure.
*/
page = get_page_from_freelist(gfp_mask | __GFP_HARDWALL, order,
- ALLOC_WMARK_HIGH | ALLOC_CPUSET, ac);
+ ALLOC_WMARK_HIGH | ALLOC_CPUSET, ac);
if (page)
goto out;
@@ -3270,7 +3270,7 @@ __alloc_pages_may_oom(gfp_t gfp_mask, unsigned int order,
*/
if (gfp_mask & __GFP_NOFAIL)
page = __alloc_pages_cpuset_fallback(gfp_mask, order,
- ALLOC_NO_WATERMARKS, ac);
+ ALLOC_NO_WATERMARKS, ac);
}
out:
mutex_unlock(&oom_lock);
@@ -3287,8 +3287,8 @@ __alloc_pages_may_oom(gfp_t gfp_mask, unsigned int order,
/* Try memory compaction for high-order allocations before reclaim */
static struct page *
__alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order,
- unsigned int alloc_flags, const struct alloc_context *ac,
- enum compact_priority prio, enum compact_result *compact_result)
+ unsigned int alloc_flags, const struct alloc_context *ac,
+ enum compact_priority prio, enum compact_result *compact_result)
{
struct page *page;
@@ -3297,7 +3297,7 @@ __alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order,
current->flags |= PF_MEMALLOC;
*compact_result = try_to_compact_pages(gfp_mask, order, alloc_flags, ac,
- prio);
+ prio);
current->flags &= ~PF_MEMALLOC;
if (*compact_result <= COMPACT_INACTIVE)
@@ -3389,7 +3389,7 @@ should_compact_retry(struct alloc_context *ac, int order, int alloc_flags,
*/
check_priority:
min_priority = (order > PAGE_ALLOC_COSTLY_ORDER) ?
- MIN_COMPACT_COSTLY_PRIORITY : MIN_COMPACT_PRIORITY;
+ MIN_COMPACT_COSTLY_PRIORITY : MIN_COMPACT_PRIORITY;
if (*compact_priority > min_priority) {
(*compact_priority)--;
@@ -3403,8 +3403,8 @@ should_compact_retry(struct alloc_context *ac, int order, int alloc_flags,
#else
static inline struct page *
__alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order,
- unsigned int alloc_flags, const struct alloc_context *ac,
- enum compact_priority prio, enum compact_result *compact_result)
+ unsigned int alloc_flags, const struct alloc_context *ac,
+ enum compact_priority prio, enum compact_result *compact_result)
{
*compact_result = COMPACT_SKIPPED;
return NULL;
@@ -3431,7 +3431,7 @@ should_compact_retry(struct alloc_context *ac, unsigned int order, int alloc_fla
for_each_zone_zonelist_nodemask(zone, z, ac->zonelist, ac->high_zoneidx,
ac->nodemask) {
if (zone_watermark_ok(zone, 0, min_wmark_pages(zone),
- ac_classzone_idx(ac), alloc_flags))
+ ac_classzone_idx(ac), alloc_flags))
return true;
}
return false;
@@ -3441,7 +3441,7 @@ should_compact_retry(struct alloc_context *ac, unsigned int order, int alloc_fla
/* Perform direct synchronous page reclaim */
static int
__perform_reclaim(gfp_t gfp_mask, unsigned int order,
- const struct alloc_context *ac)
+ const struct alloc_context *ac)
{
struct reclaim_state reclaim_state;
int progress;
@@ -3456,7 +3456,7 @@ __perform_reclaim(gfp_t gfp_mask, unsigned int order,
current->reclaim_state = &reclaim_state;
progress = try_to_free_pages(ac->zonelist, order, gfp_mask,
- ac->nodemask);
+ ac->nodemask);
current->reclaim_state = NULL;
lockdep_clear_current_reclaim_state();
@@ -3470,8 +3470,8 @@ __perform_reclaim(gfp_t gfp_mask, unsigned int order,
/* The really slow allocator path where we enter direct reclaim */
static inline struct page *
__alloc_pages_direct_reclaim(gfp_t gfp_mask, unsigned int order,
- unsigned int alloc_flags, const struct alloc_context *ac,
- unsigned long *did_some_progress)
+ unsigned int alloc_flags, const struct alloc_context *ac,
+ unsigned long *did_some_progress)
{
struct page *page = NULL;
bool drained = false;
@@ -3560,8 +3560,8 @@ bool gfp_pfmemalloc_allowed(gfp_t gfp_mask)
if (in_serving_softirq() && (current->flags & PF_MEMALLOC))
return true;
if (!in_interrupt() &&
- ((current->flags & PF_MEMALLOC) ||
- unlikely(test_thread_flag(TIF_MEMDIE))))
+ ((current->flags & PF_MEMALLOC) ||
+ unlikely(test_thread_flag(TIF_MEMDIE))))
return true;
return false;
@@ -3625,9 +3625,9 @@ should_reclaim_retry(gfp_t gfp_mask, unsigned order,
* reclaimable pages?
*/
wmark = __zone_watermark_ok(zone, order, min_wmark,
- ac_classzone_idx(ac), alloc_flags, available);
+ ac_classzone_idx(ac), alloc_flags, available);
trace_reclaim_retry_zone(z, order, reclaimable,
- available, min_wmark, *no_progress_loops, wmark);
+ available, min_wmark, *no_progress_loops, wmark);
if (wmark) {
/*
* If we didn't make any progress and have a lot of
@@ -3639,7 +3639,7 @@ should_reclaim_retry(gfp_t gfp_mask, unsigned order,
unsigned long write_pending;
write_pending = zone_page_state_snapshot(zone,
- NR_ZONE_WRITE_PENDING);
+ NR_ZONE_WRITE_PENDING);
if (2 * write_pending > reclaimable) {
congestion_wait(BLK_RW_ASYNC, HZ / 10);
@@ -3670,7 +3670,7 @@ should_reclaim_retry(gfp_t gfp_mask, unsigned order,
static inline struct page *
__alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
- struct alloc_context *ac)
+ struct alloc_context *ac)
{
bool can_direct_reclaim = gfp_mask & __GFP_DIRECT_RECLAIM;
const bool costly_order = order > PAGE_ALLOC_COSTLY_ORDER;
@@ -3701,7 +3701,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
* callers that are not in atomic context.
*/
if (WARN_ON_ONCE((gfp_mask & (__GFP_ATOMIC | __GFP_DIRECT_RECLAIM)) ==
- (__GFP_ATOMIC | __GFP_DIRECT_RECLAIM)))
+ (__GFP_ATOMIC | __GFP_DIRECT_RECLAIM)))
gfp_mask &= ~__GFP_ATOMIC;
retry_cpuset:
@@ -3724,7 +3724,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
* could end up iterating over non-eligible zones endlessly.
*/
ac->preferred_zoneref = first_zones_zonelist(ac->zonelist,
- ac->high_zoneidx, ac->nodemask);
+ ac->high_zoneidx, ac->nodemask);
if (!ac->preferred_zoneref->zone)
goto nopage;
@@ -3749,13 +3749,13 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
* watermarks, as the ALLOC_NO_WATERMARKS attempt didn't yet happen.
*/
if (can_direct_reclaim &&
- (costly_order ||
- (order > 0 && ac->migratetype != MIGRATE_MOVABLE))
- && !gfp_pfmemalloc_allowed(gfp_mask)) {
+ (costly_order ||
+ (order > 0 && ac->migratetype != MIGRATE_MOVABLE))
+ && !gfp_pfmemalloc_allowed(gfp_mask)) {
page = __alloc_pages_direct_compact(gfp_mask, order,
- alloc_flags, ac,
- INIT_COMPACT_PRIORITY,
- &compact_result);
+ alloc_flags, ac,
+ INIT_COMPACT_PRIORITY,
+ &compact_result);
if (page)
goto got_pg;
@@ -3800,7 +3800,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
if (!(alloc_flags & ALLOC_CPUSET) || (alloc_flags & ALLOC_NO_WATERMARKS)) {
ac->zonelist = node_zonelist(numa_node_id(), gfp_mask);
ac->preferred_zoneref = first_zones_zonelist(ac->zonelist,
- ac->high_zoneidx, ac->nodemask);
+ ac->high_zoneidx, ac->nodemask);
}
/* Attempt with potentially adjusted zonelist and alloc_flags */
@@ -3815,8 +3815,8 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
/* Make sure we know about allocations which stall for too long */
if (time_after(jiffies, alloc_start + stall_timeout)) {
warn_alloc(gfp_mask & ~__GFP_NOWARN, ac->nodemask,
- "page allocation stalls for %ums, order:%u",
- jiffies_to_msecs(jiffies - alloc_start), order);
+ "page allocation stalls for %ums, order:%u",
+ jiffies_to_msecs(jiffies - alloc_start), order);
stall_timeout += 10 * HZ;
}
@@ -3826,13 +3826,13 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
/* Try direct reclaim and then allocating */
page = __alloc_pages_direct_reclaim(gfp_mask, order, alloc_flags, ac,
- &did_some_progress);
+ &did_some_progress);
if (page)
goto got_pg;
/* Try direct compaction and then allocating */
page = __alloc_pages_direct_compact(gfp_mask, order, alloc_flags, ac,
- compact_priority, &compact_result);
+ compact_priority, &compact_result);
if (page)
goto got_pg;
@@ -3858,9 +3858,9 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
* of free memory (see __compaction_suitable)
*/
if (did_some_progress > 0 &&
- should_compact_retry(ac, order, alloc_flags,
- compact_result, &compact_priority,
- &compaction_retries))
+ should_compact_retry(ac, order, alloc_flags,
+ compact_result, &compact_priority,
+ &compaction_retries))
goto retry;
/*
@@ -3938,15 +3938,15 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
}
fail:
warn_alloc(gfp_mask, ac->nodemask,
- "page allocation failure: order:%u", order);
+ "page allocation failure: order:%u", order);
got_pg:
return page;
}
static inline bool prepare_alloc_pages(gfp_t gfp_mask, unsigned int order,
- struct zonelist *zonelist, nodemask_t *nodemask,
- struct alloc_context *ac, gfp_t *alloc_mask,
- unsigned int *alloc_flags)
+ struct zonelist *zonelist, nodemask_t *nodemask,
+ struct alloc_context *ac, gfp_t *alloc_mask,
+ unsigned int *alloc_flags)
{
ac->high_zoneidx = gfp_zone(gfp_mask);
ac->zonelist = zonelist;
@@ -3976,7 +3976,7 @@ static inline bool prepare_alloc_pages(gfp_t gfp_mask, unsigned int order,
/* Determine whether to spread dirty pages and what the first usable zone */
static inline void finalise_ac(gfp_t gfp_mask,
- unsigned int order, struct alloc_context *ac)
+ unsigned int order, struct alloc_context *ac)
{
/* Dirty zone balancing only done in the fast path */
ac->spread_dirty_pages = (gfp_mask & __GFP_WRITE);
@@ -3987,7 +3987,7 @@ static inline void finalise_ac(gfp_t gfp_mask,
* may get reset for allocations that ignore memory policies.
*/
ac->preferred_zoneref = first_zones_zonelist(ac->zonelist,
- ac->high_zoneidx, ac->nodemask);
+ ac->high_zoneidx, ac->nodemask);
}
/*
@@ -3995,7 +3995,7 @@ static inline void finalise_ac(gfp_t gfp_mask,
*/
struct page *
__alloc_pages_nodemask(gfp_t gfp_mask, unsigned int order,
- struct zonelist *zonelist, nodemask_t *nodemask)
+ struct zonelist *zonelist, nodemask_t *nodemask)
{
struct page *page;
unsigned int alloc_flags = ALLOC_WMARK_LOW;
@@ -4114,7 +4114,7 @@ static struct page *__page_frag_cache_refill(struct page_frag_cache *nc,
#if (PAGE_SIZE < PAGE_FRAG_CACHE_MAX_SIZE)
gfp_mask |= __GFP_COMP | __GFP_NOWARN | __GFP_NORETRY |
- __GFP_NOMEMALLOC;
+ __GFP_NOMEMALLOC;
page = alloc_pages_node(NUMA_NO_NODE, gfp_mask,
PAGE_FRAG_CACHE_MAX_ORDER);
nc->size = page ? PAGE_FRAG_CACHE_MAX_SIZE : PAGE_SIZE;
@@ -4150,7 +4150,7 @@ void *page_frag_alloc(struct page_frag_cache *nc,
int offset;
if (unlikely(!nc->va)) {
-refill:
+ refill:
page = __page_frag_cache_refill(nc, gfp_mask);
if (!page)
return NULL;
@@ -4209,7 +4209,7 @@ void page_frag_free(void *addr)
EXPORT_SYMBOL(page_frag_free);
static void *make_alloc_exact(unsigned long addr, unsigned int order,
- size_t size)
+ size_t size)
{
if (addr) {
unsigned long alloc_end = addr + (PAGE_SIZE << order);
@@ -4378,7 +4378,7 @@ long si_mem_available(void)
* and cannot be freed. Cap this estimate at the low watermark.
*/
available += global_page_state(NR_SLAB_RECLAIMABLE) -
- min(global_page_state(NR_SLAB_RECLAIMABLE) / 2, wmark_low);
+ min(global_page_state(NR_SLAB_RECLAIMABLE) / 2, wmark_low);
if (available < 0)
available = 0;
@@ -4714,7 +4714,7 @@ static int build_zonelists_node(pg_data_t *pgdat, struct zonelist *zonelist,
zone = pgdat->node_zones + zone_type;
if (managed_zone(zone)) {
zoneref_set_zone(zone,
- &zonelist->_zonerefs[nr_zones++]);
+ &zonelist->_zonerefs[nr_zones++]);
check_highest_zone(zone_type);
}
} while (zone_type);
@@ -4792,8 +4792,8 @@ early_param("numa_zonelist_order", setup_numa_zonelist_order);
* sysctl handler for numa_zonelist_order
*/
int numa_zonelist_order_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length,
- loff_t *ppos)
+ void __user *buffer, size_t *length,
+ loff_t *ppos)
{
char saved_string[NUMA_ZONELIST_ORDER_LEN];
int ret;
@@ -4952,7 +4952,7 @@ static void build_zonelists_in_zone_order(pg_data_t *pgdat, int nr_nodes)
z = &NODE_DATA(node)->node_zones[zone_type];
if (managed_zone(z)) {
zoneref_set_zone(z,
- &zonelist->_zonerefs[pos++]);
+ &zonelist->_zonerefs[pos++]);
check_highest_zone(zone_type);
}
}
@@ -5056,8 +5056,8 @@ int local_memory_node(int node)
struct zoneref *z;
z = first_zones_zonelist(node_zonelist(node, GFP_KERNEL),
- gfp_zone(GFP_KERNEL),
- NULL);
+ gfp_zone(GFP_KERNEL),
+ NULL);
return z->zone->node;
}
#endif
@@ -5248,7 +5248,7 @@ void __ref build_all_zonelists(pg_data_t *pgdat, struct zone *zone)
* done. Non-atomic initialization, single-pass.
*/
void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
- unsigned long start_pfn, enum memmap_context context)
+ unsigned long start_pfn, enum memmap_context context)
{
struct vmem_altmap *altmap = to_vmem_altmap(__pfn_to_phys(start_pfn));
unsigned long end_pfn = start_pfn + size;
@@ -5315,7 +5315,7 @@ void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
}
#endif
-not_early:
+ not_early:
/*
* Mark the block movable so that blocks are reserved for
* movable at startup. This will force kernel allocations
@@ -5349,7 +5349,7 @@ static void __meminit zone_init_free_lists(struct zone *zone)
}
#ifndef __HAVE_ARCH_MEMMAP_INIT
-#define memmap_init(size, nid, zone, start_pfn) \
+#define memmap_init(size, nid, zone, start_pfn) \
memmap_init_zone((size), (nid), (zone), (start_pfn), MEMMAP_EARLY)
#endif
@@ -5417,13 +5417,13 @@ static int zone_batchsize(struct zone *zone)
* exist).
*/
static void pageset_update(struct per_cpu_pages *pcp, unsigned long high,
- unsigned long batch)
+ unsigned long batch)
{
- /* start with a fail safe value for batch */
+ /* start with a fail safe value for batch */
pcp->batch = 1;
smp_wmb();
- /* Update high, then batch, in order */
+ /* Update high, then batch, in order */
pcp->high = high;
smp_wmb();
@@ -5460,7 +5460,7 @@ static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch)
* to the value high for the pageset p.
*/
static void pageset_set_high(struct per_cpu_pageset *p,
- unsigned long high)
+ unsigned long high)
{
unsigned long batch = max(1UL, high / 4);
if ((high / 4) > (PAGE_SHIFT * 8))
@@ -5474,8 +5474,8 @@ static void pageset_set_high_and_batch(struct zone *zone,
{
if (percpu_pagelist_fraction)
pageset_set_high(pcp,
- (zone->managed_pages /
- percpu_pagelist_fraction));
+ (zone->managed_pages /
+ percpu_pagelist_fraction));
else
pageset_set_batch(pcp, zone_batchsize(zone));
}
@@ -5510,7 +5510,7 @@ void __init setup_per_cpu_pageset(void)
for_each_online_pgdat(pgdat)
pgdat->per_cpu_nodestats =
- alloc_percpu(struct per_cpu_nodestat);
+ alloc_percpu(struct per_cpu_nodestat);
}
static __meminit void zone_pcp_init(struct zone *zone)
@@ -5538,10 +5538,10 @@ int __meminit init_currently_empty_zone(struct zone *zone,
zone->zone_start_pfn = zone_start_pfn;
mminit_dprintk(MMINIT_TRACE, "memmap_init",
- "Initialising map node %d zone %lu pfns %lu -> %lu\n",
- pgdat->node_id,
- (unsigned long)zone_idx(zone),
- zone_start_pfn, (zone_start_pfn + size));
+ "Initialising map node %d zone %lu pfns %lu -> %lu\n",
+ pgdat->node_id,
+ (unsigned long)zone_idx(zone),
+ zone_start_pfn, (zone_start_pfn + size));
zone_init_free_lists(zone);
zone->initialized = 1;
@@ -5556,7 +5556,7 @@ int __meminit init_currently_empty_zone(struct zone *zone,
* Required by SPARSEMEM. Given a PFN, return what node the PFN is on.
*/
int __meminit __early_pfn_to_nid(unsigned long pfn,
- struct mminit_pfnnid_cache *state)
+ struct mminit_pfnnid_cache *state)
{
unsigned long start_pfn, end_pfn;
int nid;
@@ -5595,8 +5595,8 @@ void __init free_bootmem_with_active_regions(int nid, unsigned long max_low_pfn)
if (start_pfn < end_pfn)
memblock_free_early_nid(PFN_PHYS(start_pfn),
- (end_pfn - start_pfn) << PAGE_SHIFT,
- this_nid);
+ (end_pfn - start_pfn) << PAGE_SHIFT,
+ this_nid);
}
}
@@ -5628,7 +5628,7 @@ void __init sparse_memory_present_with_active_regions(int nid)
* PFNs will be 0.
*/
void __meminit get_pfn_range_for_nid(unsigned int nid,
- unsigned long *start_pfn, unsigned long *end_pfn)
+ unsigned long *start_pfn, unsigned long *end_pfn)
{
unsigned long this_start_pfn, this_end_pfn;
int i;
@@ -5658,7 +5658,7 @@ static void __init find_usable_zone_for_movable(void)
continue;
if (arch_zone_highest_possible_pfn[zone_index] >
- arch_zone_lowest_possible_pfn[zone_index])
+ arch_zone_lowest_possible_pfn[zone_index])
break;
}
@@ -5677,11 +5677,11 @@ static void __init find_usable_zone_for_movable(void)
* zones within a node are in order of monotonic increases memory addresses
*/
static void __meminit adjust_zone_range_for_zone_movable(int nid,
- unsigned long zone_type,
- unsigned long node_start_pfn,
- unsigned long node_end_pfn,
- unsigned long *zone_start_pfn,
- unsigned long *zone_end_pfn)
+ unsigned long zone_type,
+ unsigned long node_start_pfn,
+ unsigned long node_end_pfn,
+ unsigned long *zone_start_pfn,
+ unsigned long *zone_end_pfn)
{
/* Only adjust if ZONE_MOVABLE is on this node */
if (zone_movable_pfn[nid]) {
@@ -5689,15 +5689,15 @@ static void __meminit adjust_zone_range_for_zone_movable(int nid,
if (zone_type == ZONE_MOVABLE) {
*zone_start_pfn = zone_movable_pfn[nid];
*zone_end_pfn = min(node_end_pfn,
- arch_zone_highest_possible_pfn[movable_zone]);
+ arch_zone_highest_possible_pfn[movable_zone]);
- /* Adjust for ZONE_MOVABLE starting within this range */
+ /* Adjust for ZONE_MOVABLE starting within this range */
} else if (!mirrored_kernelcore &&
- *zone_start_pfn < zone_movable_pfn[nid] &&
- *zone_end_pfn > zone_movable_pfn[nid]) {
+ *zone_start_pfn < zone_movable_pfn[nid] &&
+ *zone_end_pfn > zone_movable_pfn[nid]) {
*zone_end_pfn = zone_movable_pfn[nid];
- /* Check if this whole range is within ZONE_MOVABLE */
+ /* Check if this whole range is within ZONE_MOVABLE */
} else if (*zone_start_pfn >= zone_movable_pfn[nid])
*zone_start_pfn = *zone_end_pfn;
}
@@ -5708,12 +5708,12 @@ static void __meminit adjust_zone_range_for_zone_movable(int nid,
* present_pages = zone_spanned_pages_in_node() - zone_absent_pages_in_node()
*/
static unsigned long __meminit zone_spanned_pages_in_node(int nid,
- unsigned long zone_type,
- unsigned long node_start_pfn,
- unsigned long node_end_pfn,
- unsigned long *zone_start_pfn,
- unsigned long *zone_end_pfn,
- unsigned long *ignored)
+ unsigned long zone_type,
+ unsigned long node_start_pfn,
+ unsigned long node_end_pfn,
+ unsigned long *zone_start_pfn,
+ unsigned long *zone_end_pfn,
+ unsigned long *ignored)
{
/* When hotadd a new node from cpu_up(), the node should be empty */
if (!node_start_pfn && !node_end_pfn)
@@ -5723,8 +5723,8 @@ static unsigned long __meminit zone_spanned_pages_in_node(int nid,
*zone_start_pfn = arch_zone_lowest_possible_pfn[zone_type];
*zone_end_pfn = arch_zone_highest_possible_pfn[zone_type];
adjust_zone_range_for_zone_movable(nid, zone_type,
- node_start_pfn, node_end_pfn,
- zone_start_pfn, zone_end_pfn);
+ node_start_pfn, node_end_pfn,
+ zone_start_pfn, zone_end_pfn);
/* Check that this node has pages within the zone's required range */
if (*zone_end_pfn < node_start_pfn || *zone_start_pfn > node_end_pfn)
@@ -5743,8 +5743,8 @@ static unsigned long __meminit zone_spanned_pages_in_node(int nid,
* then all holes in the requested range will be accounted for.
*/
unsigned long __meminit __absent_pages_in_range(int nid,
- unsigned long range_start_pfn,
- unsigned long range_end_pfn)
+ unsigned long range_start_pfn,
+ unsigned long range_end_pfn)
{
unsigned long nr_absent = range_end_pfn - range_start_pfn;
unsigned long start_pfn, end_pfn;
@@ -5766,17 +5766,17 @@ unsigned long __meminit __absent_pages_in_range(int nid,
* It returns the number of pages frames in memory holes within a range.
*/
unsigned long __init absent_pages_in_range(unsigned long start_pfn,
- unsigned long end_pfn)
+ unsigned long end_pfn)
{
return __absent_pages_in_range(MAX_NUMNODES, start_pfn, end_pfn);
}
/* Return the number of page frames in holes in a zone on a node */
static unsigned long __meminit zone_absent_pages_in_node(int nid,
- unsigned long zone_type,
- unsigned long node_start_pfn,
- unsigned long node_end_pfn,
- unsigned long *ignored)
+ unsigned long zone_type,
+ unsigned long node_start_pfn,
+ unsigned long node_end_pfn,
+ unsigned long *ignored)
{
unsigned long zone_low = arch_zone_lowest_possible_pfn[zone_type];
unsigned long zone_high = arch_zone_highest_possible_pfn[zone_type];
@@ -5791,8 +5791,8 @@ static unsigned long __meminit zone_absent_pages_in_node(int nid,
zone_end_pfn = clamp(node_end_pfn, zone_low, zone_high);
adjust_zone_range_for_zone_movable(nid, zone_type,
- node_start_pfn, node_end_pfn,
- &zone_start_pfn, &zone_end_pfn);
+ node_start_pfn, node_end_pfn,
+ &zone_start_pfn, &zone_end_pfn);
/* If this node has no page within this zone, return 0. */
if (zone_start_pfn == zone_end_pfn)
@@ -5830,12 +5830,12 @@ static unsigned long __meminit zone_absent_pages_in_node(int nid,
#else /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */
static inline unsigned long __meminit zone_spanned_pages_in_node(int nid,
- unsigned long zone_type,
- unsigned long node_start_pfn,
- unsigned long node_end_pfn,
- unsigned long *zone_start_pfn,
- unsigned long *zone_end_pfn,
- unsigned long *zones_size)
+ unsigned long zone_type,
+ unsigned long node_start_pfn,
+ unsigned long node_end_pfn,
+ unsigned long *zone_start_pfn,
+ unsigned long *zone_end_pfn,
+ unsigned long *zones_size)
{
unsigned int zone;
@@ -5849,10 +5849,10 @@ static inline unsigned long __meminit zone_spanned_pages_in_node(int nid,
}
static inline unsigned long __meminit zone_absent_pages_in_node(int nid,
- unsigned long zone_type,
- unsigned long node_start_pfn,
- unsigned long node_end_pfn,
- unsigned long *zholes_size)
+ unsigned long zone_type,
+ unsigned long node_start_pfn,
+ unsigned long node_end_pfn,
+ unsigned long *zholes_size)
{
if (!zholes_size)
return 0;
@@ -5883,8 +5883,8 @@ static void __meminit calculate_node_totalpages(struct pglist_data *pgdat,
&zone_end_pfn,
zones_size);
real_size = size - zone_absent_pages_in_node(pgdat->node_id, i,
- node_start_pfn, node_end_pfn,
- zholes_size);
+ node_start_pfn, node_end_pfn,
+ zholes_size);
if (size)
zone->zone_start_pfn = zone_start_pfn;
else
@@ -6143,7 +6143,7 @@ static void __ref alloc_node_mem_map(struct pglist_data *pgdat)
}
void __paginginit free_area_init_node(int nid, unsigned long *zones_size,
- unsigned long node_start_pfn, unsigned long *zholes_size)
+ unsigned long node_start_pfn, unsigned long *zholes_size)
{
pg_data_t *pgdat = NODE_DATA(nid);
unsigned long start_pfn = 0;
@@ -6428,12 +6428,12 @@ static void __init find_zone_movable_pfns_for_nodes(void)
if (start_pfn < usable_startpfn) {
unsigned long kernel_pages;
kernel_pages = min(end_pfn, usable_startpfn)
- - start_pfn;
+ - start_pfn;
kernelcore_remaining -= min(kernel_pages,
- kernelcore_remaining);
+ kernelcore_remaining);
required_kernelcore -= min(kernel_pages,
- required_kernelcore);
+ required_kernelcore);
/* Continue if range is now fully accounted */
if (end_pfn <= usable_startpfn) {
@@ -6466,7 +6466,7 @@ static void __init find_zone_movable_pfns_for_nodes(void)
* satisfied
*/
required_kernelcore -= min(required_kernelcore,
- size_pages);
+ size_pages);
kernelcore_remaining -= size_pages;
if (!kernelcore_remaining)
break;
@@ -6534,9 +6534,9 @@ void __init free_area_init_nodes(unsigned long *max_zone_pfn)
/* Record where the zone boundaries are */
memset(arch_zone_lowest_possible_pfn, 0,
- sizeof(arch_zone_lowest_possible_pfn));
+ sizeof(arch_zone_lowest_possible_pfn));
memset(arch_zone_highest_possible_pfn, 0,
- sizeof(arch_zone_highest_possible_pfn));
+ sizeof(arch_zone_highest_possible_pfn));
start_pfn = find_min_pfn_with_active_regions();
@@ -6562,14 +6562,14 @@ void __init free_area_init_nodes(unsigned long *max_zone_pfn)
continue;
pr_info(" %-8s ", zone_names[i]);
if (arch_zone_lowest_possible_pfn[i] ==
- arch_zone_highest_possible_pfn[i])
+ arch_zone_highest_possible_pfn[i])
pr_cont("empty\n");
else
pr_cont("[mem %#018Lx-%#018Lx]\n",
(u64)arch_zone_lowest_possible_pfn[i]
- << PAGE_SHIFT,
+ << PAGE_SHIFT,
((u64)arch_zone_highest_possible_pfn[i]
- << PAGE_SHIFT) - 1);
+ << PAGE_SHIFT) - 1);
}
/* Print out the PFNs ZONE_MOVABLE begins at in each node */
@@ -6577,7 +6577,7 @@ void __init free_area_init_nodes(unsigned long *max_zone_pfn)
for (i = 0; i < MAX_NUMNODES; i++) {
if (zone_movable_pfn[i])
pr_info(" Node %d: %#018Lx\n", i,
- (u64)zone_movable_pfn[i] << PAGE_SHIFT);
+ (u64)zone_movable_pfn[i] << PAGE_SHIFT);
}
/* Print out the early node map */
@@ -6593,7 +6593,7 @@ void __init free_area_init_nodes(unsigned long *max_zone_pfn)
for_each_online_node(nid) {
pg_data_t *pgdat = NODE_DATA(nid);
free_area_init_node(nid, NULL,
- find_min_pfn_for_node(nid), NULL);
+ find_min_pfn_for_node(nid), NULL);
/* Any memory on that node */
if (pgdat->node_present_pages)
@@ -6711,14 +6711,14 @@ void __init mem_init_print_info(const char *str)
* please refer to arch/tile/kernel/vmlinux.lds.S.
* 3) .rodata.* may be embedded into .text or .data sections.
*/
-#define adj_init_size(start, end, size, pos, adj) \
- do { \
- if (start <= pos && pos < end && size > adj) \
- size -= adj; \
+#define adj_init_size(start, end, size, pos, adj) \
+ do { \
+ if (start <= pos && pos < end && size > adj) \
+ size -= adj; \
} while (0)
adj_init_size(__init_begin, __init_end, init_data_size,
- _sinittext, init_code_size);
+ _sinittext, init_code_size);
adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
@@ -6762,7 +6762,7 @@ void __init set_dma_reserve(unsigned long new_dma_reserve)
void __init free_area_init(unsigned long *zones_size)
{
free_area_init_node(0, zones_size,
- __pa(PAGE_OFFSET) >> PAGE_SHIFT, NULL);
+ __pa(PAGE_OFFSET) >> PAGE_SHIFT, NULL);
}
static int page_alloc_cpu_dead(unsigned int cpu)
@@ -6992,7 +6992,7 @@ int __meminit init_per_zone_wmark_min(void)
min_free_kbytes = 65536;
} else {
pr_warn("min_free_kbytes is not updated to %d because user defined value %d is preferred\n",
- new_min_free_kbytes, user_min_free_kbytes);
+ new_min_free_kbytes, user_min_free_kbytes);
}
setup_per_zone_wmarks();
refresh_zone_stat_thresholds();
@@ -7013,7 +7013,7 @@ core_initcall(init_per_zone_wmark_min)
* changes.
*/
int min_free_kbytes_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
int rc;
@@ -7029,7 +7029,7 @@ int min_free_kbytes_sysctl_handler(struct ctl_table *table, int write,
}
int watermark_scale_factor_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
int rc;
@@ -7054,12 +7054,12 @@ static void setup_min_unmapped_ratio(void)
for_each_zone(zone)
zone->zone_pgdat->min_unmapped_pages += (zone->managed_pages *
- sysctl_min_unmapped_ratio) / 100;
+ sysctl_min_unmapped_ratio) / 100;
}
int sysctl_min_unmapped_ratio_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
int rc;
@@ -7082,11 +7082,11 @@ static void setup_min_slab_ratio(void)
for_each_zone(zone)
zone->zone_pgdat->min_slab_pages += (zone->managed_pages *
- sysctl_min_slab_ratio) / 100;
+ sysctl_min_slab_ratio) / 100;
}
int sysctl_min_slab_ratio_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
int rc;
@@ -7110,7 +7110,7 @@ int sysctl_min_slab_ratio_sysctl_handler(struct ctl_table *table, int write,
* if in function of the boot time zone sizes.
*/
int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
proc_dointvec_minmax(table, write, buffer, length, ppos);
setup_per_zone_lowmem_reserve();
@@ -7123,7 +7123,7 @@ int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *table, int write,
* pagelist can have before it gets flushed back to buddy allocator.
*/
int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos)
+ void __user *buffer, size_t *length, loff_t *ppos)
{
struct zone *zone;
int old_percpu_pagelist_fraction;
@@ -7153,7 +7153,7 @@ int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *table, int write,
for_each_possible_cpu(cpu)
pageset_set_high_and_batch(zone,
- per_cpu_ptr(zone->pageset, cpu));
+ per_cpu_ptr(zone->pageset, cpu));
}
out:
mutex_unlock(&pcp_batch_high_lock);
@@ -7461,7 +7461,7 @@ static int __alloc_contig_migrate_range(struct compact_control *cc,
}
nr_reclaimed = reclaim_clean_pages_from_list(cc->zone,
- &cc->migratepages);
+ &cc->migratepages);
cc->nr_migratepages -= nr_reclaimed;
ret = migrate_pages(&cc->migratepages, alloc_migrate_target,
@@ -7645,7 +7645,7 @@ void __meminit zone_pcp_update(struct zone *zone)
mutex_lock(&pcp_batch_high_lock);
for_each_possible_cpu(cpu)
pageset_set_high_and_batch(zone,
- per_cpu_ptr(zone->pageset, cpu));
+ per_cpu_ptr(zone->pageset, cpu));
mutex_unlock(&pcp_batch_high_lock);
}
#endif
--
2.10.0.rc2.1.g053435c
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