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Message-Id: <1529341199-17682-7-git-send-email-rppt@linux.vnet.ibm.com>
Date: Mon, 18 Jun 2018 19:59:54 +0300
From: Mike Rapoport <rppt@...ux.vnet.ibm.com>
To: Jonathan Corbet <corbet@....net>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
linux-doc <linux-doc@...r.kernel.org>,
linux-mm <linux-mm@...ck.org>,
lkml <linux-kernel@...r.kernel.org>,
Mike Rapoport <rppt@...ux.vnet.ibm.com>
Subject: [PATCH 06/11] mm/memblock: add a name for memblock flags enumeration
Since kernel-doc does not like anonymous enums the name is required for
adding documentation. While on it, I've also updated all the function
declarations to use 'enum memblock_flags' instead of unsigned long.
Signed-off-by: Mike Rapoport <rppt@...ux.vnet.ibm.com>
---
include/linux/memblock.h | 22 +++++++++++-----------
mm/memblock.c | 37 +++++++++++++++++++++----------------
mm/nobootmem.c | 2 +-
3 files changed, 33 insertions(+), 28 deletions(-)
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index ca59883..8b8fbce 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -21,7 +21,7 @@
#define INIT_PHYSMEM_REGIONS 4
/* Definition of memblock flags. */
-enum {
+enum memblock_flags {
MEMBLOCK_NONE = 0x0, /* No special request */
MEMBLOCK_HOTPLUG = 0x1, /* hotpluggable region */
MEMBLOCK_MIRROR = 0x2, /* mirrored region */
@@ -31,7 +31,7 @@ enum {
struct memblock_region {
phys_addr_t base;
phys_addr_t size;
- unsigned long flags;
+ enum memblock_flags flags;
#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP
int nid;
#endif
@@ -72,7 +72,7 @@ void memblock_discard(void);
phys_addr_t memblock_find_in_range_node(phys_addr_t size, phys_addr_t align,
phys_addr_t start, phys_addr_t end,
- int nid, ulong flags);
+ int nid, enum memblock_flags flags);
phys_addr_t memblock_find_in_range(phys_addr_t start, phys_addr_t end,
phys_addr_t size, phys_addr_t align);
void memblock_allow_resize(void);
@@ -89,19 +89,19 @@ int memblock_clear_hotplug(phys_addr_t base, phys_addr_t size);
int memblock_mark_mirror(phys_addr_t base, phys_addr_t size);
int memblock_mark_nomap(phys_addr_t base, phys_addr_t size);
int memblock_clear_nomap(phys_addr_t base, phys_addr_t size);
-ulong choose_memblock_flags(void);
+enum memblock_flags choose_memblock_flags(void);
/* Low level functions */
int memblock_add_range(struct memblock_type *type,
phys_addr_t base, phys_addr_t size,
- int nid, unsigned long flags);
+ int nid, enum memblock_flags flags);
-void __next_mem_range(u64 *idx, int nid, ulong flags,
+void __next_mem_range(u64 *idx, int nid, enum memblock_flags flags,
struct memblock_type *type_a,
struct memblock_type *type_b, phys_addr_t *out_start,
phys_addr_t *out_end, int *out_nid);
-void __next_mem_range_rev(u64 *idx, int nid, ulong flags,
+void __next_mem_range_rev(u64 *idx, int nid, enum memblock_flags flags,
struct memblock_type *type_a,
struct memblock_type *type_b, phys_addr_t *out_start,
phys_addr_t *out_end, int *out_nid);
@@ -253,13 +253,13 @@ void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
NUMA_NO_NODE, MEMBLOCK_NONE, p_start, p_end, NULL)
static inline void memblock_set_region_flags(struct memblock_region *r,
- unsigned long flags)
+ enum memblock_flags flags)
{
r->flags |= flags;
}
static inline void memblock_clear_region_flags(struct memblock_region *r,
- unsigned long flags)
+ enum memblock_flags flags)
{
r->flags &= ~flags;
}
@@ -317,10 +317,10 @@ static inline bool memblock_bottom_up(void)
phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
phys_addr_t start, phys_addr_t end,
- ulong flags);
+ enum memblock_flags flags);
phys_addr_t memblock_alloc_base_nid(phys_addr_t size,
phys_addr_t align, phys_addr_t max_addr,
- int nid, ulong flags);
+ int nid, enum memblock_flags flags);
phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align,
phys_addr_t max_addr);
phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align,
diff --git a/mm/memblock.c b/mm/memblock.c
index 5108356..fc5d966 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -60,7 +60,7 @@ static int memblock_can_resize __initdata_memblock;
static int memblock_memory_in_slab __initdata_memblock = 0;
static int memblock_reserved_in_slab __initdata_memblock = 0;
-ulong __init_memblock choose_memblock_flags(void)
+enum memblock_flags __init_memblock choose_memblock_flags(void)
{
return system_has_some_mirror ? MEMBLOCK_MIRROR : MEMBLOCK_NONE;
}
@@ -109,7 +109,7 @@ bool __init_memblock memblock_overlaps_region(struct memblock_type *type,
static phys_addr_t __init_memblock
__memblock_find_range_bottom_up(phys_addr_t start, phys_addr_t end,
phys_addr_t size, phys_addr_t align, int nid,
- ulong flags)
+ enum memblock_flags flags)
{
phys_addr_t this_start, this_end, cand;
u64 i;
@@ -143,7 +143,7 @@ __memblock_find_range_bottom_up(phys_addr_t start, phys_addr_t end,
static phys_addr_t __init_memblock
__memblock_find_range_top_down(phys_addr_t start, phys_addr_t end,
phys_addr_t size, phys_addr_t align, int nid,
- ulong flags)
+ enum memblock_flags flags)
{
phys_addr_t this_start, this_end, cand;
u64 i;
@@ -188,7 +188,8 @@ __memblock_find_range_top_down(phys_addr_t start, phys_addr_t end,
*/
phys_addr_t __init_memblock memblock_find_in_range_node(phys_addr_t size,
phys_addr_t align, phys_addr_t start,
- phys_addr_t end, int nid, ulong flags)
+ phys_addr_t end, int nid,
+ enum memblock_flags flags)
{
phys_addr_t kernel_end, ret;
@@ -251,7 +252,7 @@ phys_addr_t __init_memblock memblock_find_in_range(phys_addr_t start,
phys_addr_t align)
{
phys_addr_t ret;
- ulong flags = choose_memblock_flags();
+ enum memblock_flags flags = choose_memblock_flags();
again:
ret = memblock_find_in_range_node(size, align, start, end,
@@ -472,7 +473,8 @@ static void __init_memblock memblock_merge_regions(struct memblock_type *type)
static void __init_memblock memblock_insert_region(struct memblock_type *type,
int idx, phys_addr_t base,
phys_addr_t size,
- int nid, unsigned long flags)
+ int nid,
+ enum memblock_flags flags)
{
struct memblock_region *rgn = &type->regions[idx];
@@ -504,7 +506,7 @@ static void __init_memblock memblock_insert_region(struct memblock_type *type,
*/
int __init_memblock memblock_add_range(struct memblock_type *type,
phys_addr_t base, phys_addr_t size,
- int nid, unsigned long flags)
+ int nid, enum memblock_flags flags)
{
bool insert = false;
phys_addr_t obase = base;
@@ -868,7 +870,8 @@ void __init_memblock __next_reserved_mem_region(u64 *idx,
* As both region arrays are sorted, the function advances the two indices
* in lockstep and returns each intersection.
*/
-void __init_memblock __next_mem_range(u64 *idx, int nid, ulong flags,
+void __init_memblock __next_mem_range(u64 *idx, int nid,
+ enum memblock_flags flags,
struct memblock_type *type_a,
struct memblock_type *type_b,
phys_addr_t *out_start,
@@ -977,7 +980,8 @@ void __init_memblock __next_mem_range(u64 *idx, int nid, ulong flags,
*
* Reverse of __next_mem_range().
*/
-void __init_memblock __next_mem_range_rev(u64 *idx, int nid, ulong flags,
+void __init_memblock __next_mem_range_rev(u64 *idx, int nid,
+ enum memblock_flags flags,
struct memblock_type *type_a,
struct memblock_type *type_b,
phys_addr_t *out_start,
@@ -1135,7 +1139,8 @@ int __init_memblock memblock_set_node(phys_addr_t base, phys_addr_t size,
static phys_addr_t __init memblock_alloc_range_nid(phys_addr_t size,
phys_addr_t align, phys_addr_t start,
- phys_addr_t end, int nid, ulong flags)
+ phys_addr_t end, int nid,
+ enum memblock_flags flags)
{
phys_addr_t found;
@@ -1157,7 +1162,7 @@ static phys_addr_t __init memblock_alloc_range_nid(phys_addr_t size,
phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
phys_addr_t start, phys_addr_t end,
- ulong flags)
+ enum memblock_flags flags)
{
return memblock_alloc_range_nid(size, align, start, end, NUMA_NO_NODE,
flags);
@@ -1165,14 +1170,14 @@ phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
phys_addr_t __init memblock_alloc_base_nid(phys_addr_t size,
phys_addr_t align, phys_addr_t max_addr,
- int nid, ulong flags)
+ int nid, enum memblock_flags flags)
{
return memblock_alloc_range_nid(size, align, 0, max_addr, nid, flags);
}
phys_addr_t __init memblock_alloc_nid(phys_addr_t size, phys_addr_t align, int nid)
{
- ulong flags = choose_memblock_flags();
+ enum memblock_flags flags = choose_memblock_flags();
phys_addr_t ret;
again:
@@ -1253,7 +1258,7 @@ static void * __init memblock_virt_alloc_internal(
{
phys_addr_t alloc;
void *ptr;
- ulong flags = choose_memblock_flags();
+ enum memblock_flags flags = choose_memblock_flags();
if (WARN_ONCE(nid == MAX_NUMNODES, "Usage of MAX_NUMNODES is deprecated. Use NUMA_NO_NODE instead\n"))
nid = NUMA_NO_NODE;
@@ -1728,7 +1733,7 @@ phys_addr_t __init_memblock memblock_get_current_limit(void)
static void __init_memblock memblock_dump(struct memblock_type *type)
{
phys_addr_t base, end, size;
- unsigned long flags;
+ enum memblock_flags flags;
int idx;
struct memblock_region *rgn;
@@ -1746,7 +1751,7 @@ static void __init_memblock memblock_dump(struct memblock_type *type)
snprintf(nid_buf, sizeof(nid_buf), " on node %d",
memblock_get_region_node(rgn));
#endif
- pr_info(" %s[%#x]\t[%pa-%pa], %pa bytes%s flags: %#lx\n",
+ pr_info(" %s[%#x]\t[%pa-%pa], %pa bytes%s flags: %#x\n",
type->name, idx, &base, &end, &size, nid_buf, flags);
}
}
diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index c2cfa04..439af3b 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -42,7 +42,7 @@ static void * __init __alloc_memory_core_early(int nid, u64 size, u64 align,
{
void *ptr;
u64 addr;
- ulong flags = choose_memblock_flags();
+ enum memblock_flags flags = choose_memblock_flags();
if (limit > memblock.current_limit)
limit = memblock.current_limit;
--
2.7.4
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