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Message-ID: <1481461003-14361-4-git-send-email-ynorov@caviumnetworks.com>
Date: Sun, 11 Dec 2016 18:26:42 +0530
From: Yury Norov <ynorov@...iumnetworks.com>
To: unlisted-recipients:; (no To-header on input)
CC: Yury Norov <ynorov@...iumnetworks.com>,
Arnd Bergmann <arnd@...db.de>,
"Dr. Philipp Tomsich" <philipp.tomsich@...obroma-systems.com>,
Catalin Marinas <catalin.marinas@....com>,
<libc-alpha@...rceware.org>, <linux-arch@...r.kernel.org>,
LKML <linux-kernel@...r.kernel.org>, <szabolcs.nagy@....com>,
<heiko.carstens@...ibm.com>, <cmetcalf@...hip.com>,
"Joseph S. Myers" <joseph@...esourcery.com>,
<zhouchengming1@...wei.com>,
"Kapoor, Prasun" <Prasun.Kapoor@...iumnetworks.com>,
Alexander Graf <agraf@...e.de>, <geert@...ux-m68k.org>,
<kilobyte@...band.pl>, <manuel.montezelo@...il.com>,
Andrew Pinski <pinskia@...il.com>, <linyongting@...wei.com>,
Alexey Klimov <klimov.linux@...il.com>, <broonie@...nel.org>,
"Zhangjian (Bamvor)" <bamvor.zhangjian@...wei.com>,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
Maxim Kuvyrkov <maxim.kuvyrkov@...aro.org>,
Nathan Lynch <Nathan_Lynch@...tor.com>,
Martin Schwidefsky <schwidefsky@...ibm.com>,
<davem@...emloft.net>, <christoph.muellner@...obroma-systems.com>
Subject: [PATCH 3/3] mm: make pagoff_t type 64-bit
Also fix related interfaces
Signed-off-by: Yury Norov <ynorov@...iumnetworks.com>
---
fs/btrfs/extent_io.c | 2 +-
fs/ext2/dir.c | 4 ++--
include/linux/mm.h | 9 +++++----
include/linux/radix-tree.h | 8 ++++----
include/linux/types.h | 2 +-
lib/radix-tree.c | 8 ++++----
mm/debug.c | 2 +-
mm/internal.h | 2 +-
mm/memory.c | 4 ++--
mm/mmap.c | 7 ++++---
mm/readahead.c | 4 ++--
mm/util.c | 3 ++-
12 files changed, 29 insertions(+), 26 deletions(-)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8ed05d9..f4c9318 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3436,7 +3436,7 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode,
set_range_writeback(tree, cur, cur + iosize - 1);
if (!PageWriteback(page)) {
btrfs_err(BTRFS_I(inode)->root->fs_info,
- "page %lu not writeback, cur %llu end %llu",
+ "page %llu not writeback, cur %llu end %llu",
page->index, cur, end);
}
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index d9650c9..c01b76e 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -174,7 +174,7 @@ static bool ext2_check_page(struct page *page, int quiet)
error = "inode out of bounds";
bad_entry:
if (!quiet)
- ext2_error(sb, __func__, "bad entry in directory #%lu: : %s - "
+ ext2_error(sb, __func__, "bad entry in directory #%llu: : %s - "
"offset=%lu, inode=%lu, rec_len=%d, name_len=%d",
dir->i_ino, error, (page->index<<PAGE_SHIFT)+offs,
(unsigned long) le32_to_cpu(p->inode),
@@ -184,7 +184,7 @@ static bool ext2_check_page(struct page *page, int quiet)
if (!quiet) {
p = (ext2_dirent *)(kaddr + offs);
ext2_error(sb, "ext2_check_page",
- "entry in directory #%lu spans the page boundary"
+ "entry in directory #%llu spans the page boundary"
"offset=%lu, inode=%lu",
dir->i_ino, (page->index<<PAGE_SHIFT)+offs,
(unsigned long) le32_to_cpu(p->inode));
diff --git a/include/linux/mm.h b/include/linux/mm.h
index a92c8d7..33d9150 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2022,19 +2022,20 @@ extern int install_special_mapping(struct mm_struct *mm,
unsigned long addr, unsigned long len,
unsigned long flags, struct page **pages);
-extern unsigned long get_unmapped_area(struct file *, unsigned long, unsigned long, unsigned long, unsigned long);
+extern unsigned long get_unmapped_area(struct file *, unsigned long,
+ unsigned long, pgoff_t, unsigned long);
extern unsigned long mmap_region(struct file *file, unsigned long addr,
- unsigned long len, vm_flags_t vm_flags, unsigned long pgoff);
+ unsigned long len, vm_flags_t vm_flags, pgoff_t pgoff);
extern unsigned long do_mmap(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot, unsigned long flags,
- vm_flags_t vm_flags, unsigned long pgoff, unsigned long *populate);
+ vm_flags_t vm_flags, pgoff_t pgoff, unsigned long *populate);
extern int do_munmap(struct mm_struct *, unsigned long, size_t);
static inline unsigned long
do_mmap_pgoff(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot, unsigned long flags,
- unsigned long pgoff, unsigned long *populate)
+ pgoff_t pgoff, unsigned long *populate)
{
return do_mmap(file, addr, len, prot, flags, 0, pgoff, populate);
}
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index af3581b..1781bb7 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -287,7 +287,7 @@ unsigned int radix_tree_gang_lookup(struct radix_tree_root *root,
void **results, unsigned long first_index,
unsigned int max_items);
unsigned int radix_tree_gang_lookup_slot(struct radix_tree_root *root,
- void ***results, unsigned long *indices,
+ void ***results, unsigned long long *indices,
unsigned long first_index, unsigned int max_items);
int radix_tree_preload(gfp_t gfp_mask);
int radix_tree_maybe_preload(gfp_t gfp_mask);
@@ -308,7 +308,7 @@ radix_tree_gang_lookup_tag_slot(struct radix_tree_root *root, void ***results,
unsigned long first_index, unsigned int max_items,
unsigned int tag);
unsigned long radix_tree_range_tag_if_tagged(struct radix_tree_root *root,
- unsigned long *first_indexp, unsigned long last_index,
+ unsigned long long *first_indexp, unsigned long last_index,
unsigned long nr_to_tag,
unsigned int fromtag, unsigned int totag);
int radix_tree_tagged(struct radix_tree_root *root, unsigned int tag);
@@ -335,8 +335,8 @@ static inline void radix_tree_preload_end(void)
* radix tree tag.
*/
struct radix_tree_iter {
- unsigned long index;
- unsigned long next_index;
+ unsigned long long index;
+ unsigned long long next_index;
unsigned long tags;
#ifdef CONFIG_RADIX_TREE_MULTIORDER
unsigned int shift;
diff --git a/include/linux/types.h b/include/linux/types.h
index baf7183..1e711c1 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -137,7 +137,7 @@ typedef unsigned long blkcnt_t;
/*
* The type of an index into the pagecache.
*/
-#define pgoff_t unsigned long
+#define pgoff_t unsigned long long
/*
* A dma_addr_t can hold any valid DMA address, i.e., any address returned
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 0d1d23e..afb49381 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -97,7 +97,7 @@ static inline unsigned long get_slot_offset(struct radix_tree_node *parent,
}
static unsigned int radix_tree_descend(struct radix_tree_node *parent,
- struct radix_tree_node **nodep, unsigned long index)
+ struct radix_tree_node **nodep, unsigned long long index)
{
unsigned int offset = (index >> parent->shift) & RADIX_TREE_MAP_MASK;
void **entry = rcu_dereference_raw(parent->slots[offset]);
@@ -1040,14 +1040,14 @@ EXPORT_SYMBOL(radix_tree_next_chunk);
* be prepared to handle that.
*/
unsigned long radix_tree_range_tag_if_tagged(struct radix_tree_root *root,
- unsigned long *first_indexp, unsigned long last_index,
+ unsigned long long *first_indexp, unsigned long last_index,
unsigned long nr_to_tag,
unsigned int iftag, unsigned int settag)
{
struct radix_tree_node *parent, *node, *child;
unsigned long maxindex;
unsigned long tagged = 0;
- unsigned long index = *first_indexp;
+ unsigned long long index = *first_indexp;
radix_tree_load_root(root, &child, &maxindex);
last_index = min(last_index, maxindex);
@@ -1195,7 +1195,7 @@ EXPORT_SYMBOL(radix_tree_gang_lookup);
*/
unsigned int
radix_tree_gang_lookup_slot(struct radix_tree_root *root,
- void ***results, unsigned long *indices,
+ void ***results, unsigned long long *indices,
unsigned long first_index, unsigned int max_items)
{
struct radix_tree_iter iter;
diff --git a/mm/debug.c b/mm/debug.c
index 9feb699..a568fc8 100644
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -49,7 +49,7 @@ void __dump_page(struct page *page, const char *reason)
*/
int mapcount = PageSlab(page) ? 0 : page_mapcount(page);
- pr_emerg("page:%p count:%d mapcount:%d mapping:%p index:%#lx",
+ pr_emerg("page:%p count:%d mapcount:%d mapping:%p index:%#llx",
page, page_ref_count(page), mapcount,
page->mapping, page_to_pgoff(page));
if (PageCompound(page))
diff --git a/mm/internal.h b/mm/internal.h
index 537ac99..8027eac 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -447,7 +447,7 @@ extern u32 hwpoison_filter_enable;
extern unsigned long __must_check vm_mmap_pgoff(struct file *, unsigned long,
unsigned long, unsigned long,
- unsigned long, unsigned long);
+ unsigned long, pgoff_t);
extern void set_pageblock_order(void);
unsigned long reclaim_clean_pages_from_list(struct zone *zone,
diff --git a/mm/memory.c b/mm/memory.c
index e18c57b..c05d534 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -688,7 +688,7 @@ static void print_bad_pte(struct vm_area_struct *vma, unsigned long addr,
(long long)pte_val(pte), (long long)pmd_val(*pmd));
if (page)
dump_page(page, "bad pte");
- pr_alert("addr:%p vm_flags:%08lx anon_vma:%p mapping:%p index:%lx\n",
+ pr_alert("addr:%p vm_flags:%08lx anon_vma:%p mapping:%p index:%llx\n",
(void *)addr, vma->vm_flags, vma->anon_vma, mapping, index);
/*
* Choose text because data symbols depend on CONFIG_KALLSYMS_ALL=y
@@ -3133,7 +3133,7 @@ static int do_fault_around(struct fault_env *fe, pgoff_t start_pgoff)
end_pgoff = start_pgoff -
((fe->address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) +
PTRS_PER_PTE - 1;
- end_pgoff = min3(end_pgoff, vma_pages(fe->vma) + fe->vma->vm_pgoff - 1,
+ end_pgoff = min3(end_pgoff, (pgoff_t) vma_pages(fe->vma) + fe->vma->vm_pgoff - 1,
start_pgoff + nr_pages - 1);
if (pmd_none(*fe->pmd)) {
diff --git a/mm/mmap.c b/mm/mmap.c
index 6c6b95a..cf50232 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -9,6 +9,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
+#include <linux/types.h>
#include <linux/slab.h>
#include <linux/backing-dev.h>
#include <linux/mm.h>
@@ -1304,7 +1305,7 @@ static inline int mlock_future_check(struct mm_struct *mm,
unsigned long do_mmap(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot,
unsigned long flags, vm_flags_t vm_flags,
- unsigned long pgoff, unsigned long *populate)
+ pgoff_t pgoff, unsigned long *populate)
{
struct mm_struct *mm = current->mm;
int pkey = 0;
@@ -1624,7 +1625,7 @@ static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags)
}
unsigned long mmap_region(struct file *file, unsigned long addr,
- unsigned long len, vm_flags_t vm_flags, unsigned long pgoff)
+ unsigned long len, vm_flags_t vm_flags, pgoff_t pgoff)
{
struct mm_struct *mm = current->mm;
struct vm_area_struct *vma, *prev;
@@ -2088,7 +2089,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
unsigned long
get_unmapped_area(struct file *file, unsigned long addr, unsigned long len,
- unsigned long pgoff, unsigned long flags)
+ pgoff_t pgoff, unsigned long flags)
{
unsigned long (*get_area)(struct file *, unsigned long,
unsigned long, unsigned long, unsigned long);
diff --git a/mm/readahead.c b/mm/readahead.c
index c8a955b..902bad8 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -332,8 +332,8 @@ static pgoff_t count_history_pages(struct address_space *mapping,
static int try_context_readahead(struct address_space *mapping,
struct file_ra_state *ra,
pgoff_t offset,
- unsigned long req_size,
- unsigned long max)
+ unsigned long long req_size,
+ unsigned long long max)
{
pgoff_t size;
diff --git a/mm/util.c b/mm/util.c
index 1a41553..51fae99 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -2,6 +2,7 @@
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/compiler.h>
+#include <linux/types.h>
#include <linux/export.h>
#include <linux/err.h>
#include <linux/sched.h>
@@ -292,7 +293,7 @@ EXPORT_SYMBOL_GPL(get_user_pages_fast);
unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot,
- unsigned long flag, unsigned long pgoff)
+ unsigned long flag, pgoff_t pgoff)
{
unsigned long ret;
struct mm_struct *mm = current->mm;
--
2.7.4
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