We run out of 32bits in vm_flags, noop change for 64bit archs.
Signed-off-by: Andrea Arcangeli <aarcange@xxxxxxxxxx>
---
fs/proc/task_mmu.c | 4 ++--
include/linux/huge_mm.h | 4 ++--
include/linux/ksm.h | 4 ++--
include/linux/mm_types.h | 2 +-
mm/huge_memory.c | 2 +-
mm/ksm.c | 2 +-
mm/madvise.c | 2 +-
mm/mremap.c | 2 +-
8 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index c341568..ee1c3a2 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -532,11 +532,11 @@ static void show_smap_vma_flags(struct seq_file *m, struct vm_area_struct *vma)
/*
* Don't forget to update Documentation/ on changes.
*/
- static const char mnemonics[BITS_PER_LONG][2] = {
+ static const char mnemonics[BITS_PER_LONG+1][2] = {
/*
* In case if we meet a flag we don't know about.
*/
- [0 ... (BITS_PER_LONG-1)] = "??",
+ [0 ... (BITS_PER_LONG)] = "??",
[ilog2(VM_READ)] = "rd",
[ilog2(VM_WRITE)] = "wr",
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 63579cb..3aa10e0 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -121,7 +121,7 @@ extern void split_huge_page_pmd_mm(struct mm_struct *mm, unsigned long address,
#error "hugepages can't be allocated by the buddy allocator"
#endif
extern int hugepage_madvise(struct vm_area_struct *vma,
- unsigned long *vm_flags, int advice);
+ vm_flags_t *vm_flags, int advice);
extern void __vma_adjust_trans_huge(struct vm_area_struct *vma,
unsigned long start,
unsigned long end,
@@ -183,7 +183,7 @@ static inline int split_huge_page(struct page *page)
#define split_huge_page_pmd_mm(__mm, __address, __pmd) \
do { } while (0)
static inline int hugepage_madvise(struct vm_area_struct *vma,
- unsigned long *vm_flags, int advice)
+ vm_flags_t *vm_flags, int advice)
{
BUG();
return 0;
diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index 3be6bb1..8b35253 100644
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -18,7 +18,7 @@ struct mem_cgroup;
#ifdef CONFIG_KSM
int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
- unsigned long end, int advice, unsigned long *vm_flags);
+ unsigned long end, int advice, vm_flags_t *vm_flags);
int __ksm_enter(struct mm_struct *mm);
void __ksm_exit(struct mm_struct *mm);
@@ -94,7 +94,7 @@ static inline int PageKsm(struct page *page)
#ifdef CONFIG_MMU
static inline int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
- unsigned long end, int advice, unsigned long *vm_flags)
+ unsigned long end, int advice, vm_flags_t *vm_flags)
{
return 0;
}
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 6e0b286..2c876d1 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -217,7 +217,7 @@ struct page_frag {
#endif
};
-typedef unsigned long __nocast vm_flags_t;
+typedef unsigned long long __nocast vm_flags_t;
/*
* A region containing a mapping of a non-memory backed file under NOMMU
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index d9a21d06..e913a19 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1942,7 +1942,7 @@ out:
#define VM_NO_THP (VM_SPECIAL | VM_HUGETLB | VM_SHARED | VM_MAYSHARE)
int hugepage_madvise(struct vm_area_struct *vma,
- unsigned long *vm_flags, int advice)
+ vm_flags_t *vm_flags, int advice)
{
switch (advice) {
case MADV_HUGEPAGE:
diff --git a/mm/ksm.c b/mm/ksm.c
index fb75902..faf319e 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1736,7 +1736,7 @@ static int ksm_scan_thread(void *nothing)
}
int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
- unsigned long end, int advice, unsigned long *vm_flags)
+ unsigned long end, int advice, vm_flags_t *vm_flags)
{
struct mm_struct *mm = vma->vm_mm;
int err;
diff --git a/mm/madvise.c b/mm/madvise.c
index 0938b30..d5aee71 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -49,7 +49,7 @@ static long madvise_behavior(struct vm_area_struct *vma,
struct mm_struct *mm = vma->vm_mm;
int error = 0;
pgoff_t pgoff;
- unsigned long new_flags = vma->vm_flags;
+ vm_flags_t new_flags = vma->vm_flags;
switch (behavior) {
case MADV_NORMAL:
diff --git a/mm/mremap.c b/mm/mremap.c
index 05f1180..fa7db87 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -239,7 +239,7 @@ static unsigned long move_vma(struct vm_area_struct *vma,
{
struct mm_struct *mm = vma->vm_mm;
struct vm_area_struct *new_vma;
- unsigned long vm_flags = vma->vm_flags;
+ vm_flags_t vm_flags = vma->vm_flags;
unsigned long new_pgoff;
unsigned long moved_len;
unsigned long excess = 0;
--
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