The patch titled
mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
has been removed from the -mm tree. Its filename was
mm-make-expand_downwards-symmetrical-with-expand_upwards-v4.patch
This patch was dropped because it was folded into mm-make-expand_downwards-symmetrical-with-expand_upwards.patch
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
From: Michal Hocko <mhocko@xxxxxxx>
Signed-off-by: Michal Hocko <mhocko@xxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Cc: "Luck, Tony" <tony.luck@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/ia64/mm/fault.c | 2 +-
fs/exec.c | 2 +-
include/linux/mm.h | 7 +++----
mm/memory.c | 4 ++--
mm/mmap.c | 8 ++++----
5 files changed, 11 insertions(+), 12 deletions(-)
diff -puN arch/ia64/mm/fault.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4 arch/ia64/mm/fault.c
--- a/arch/ia64/mm/fault.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
+++ a/arch/ia64/mm/fault.c
@@ -197,7 +197,7 @@ ia64_do_page_fault (unsigned long addres
*/
if (address > vma->vm_end + PAGE_SIZE - sizeof(long))
goto bad_area;
- if (expand_stack_upwards(vma, address))
+ if (expand_upwards(vma, address))
goto bad_area;
}
goto good_area;
diff -puN fs/exec.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4 fs/exec.c
--- a/fs/exec.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
+++ a/fs/exec.c
@@ -194,7 +194,7 @@ struct page *get_arg_page(struct linux_b
#ifdef CONFIG_STACK_GROWSUP
if (write) {
- ret = expand_stack_downwards(bprm->vma, pos);
+ ret = expand_downwards(bprm->vma, pos);
if (ret < 0)
return NULL;
}
diff -puN include/linux/mm.h~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4 include/linux/mm.h
--- a/include/linux/mm.h~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
+++ a/include/linux/mm.h
@@ -1523,13 +1523,12 @@ unsigned long ra_submit(struct file_ra_s
extern int expand_stack(struct vm_area_struct *vma, unsigned long address);
/* CONFIG_STACK_GROWSUP still needs to to grow downwards at some places */
-extern int expand_stack_downwards(struct vm_area_struct *vma,
+extern int expand_downwards(struct vm_area_struct *vma,
unsigned long address);
#if VM_GROWSUP
-extern int expand_stack_upwards(struct vm_area_struct *vma,
- unsigned long address);
+extern int expand_upwards(struct vm_area_struct *vma, unsigned long address);
#else
- #define expand_stack_upwards(vma, address) do { } while (0)
+ #define expand_upwards(vma, address) do { } while (0)
#endif
/* Look up the first VMA which satisfies addr < vm_end, NULL if none. */
diff -puN mm/memory.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4 mm/memory.c
--- a/mm/memory.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
+++ a/mm/memory.c
@@ -2966,7 +2966,7 @@ static inline int check_stack_guard_page
if (prev && prev->vm_end == address)
return prev->vm_flags & VM_GROWSDOWN ? 0 : -ENOMEM;
- expand_stack_downwards(vma, address - PAGE_SIZE);
+ expand_downwards(vma, address - PAGE_SIZE);
}
if ((vma->vm_flags & VM_GROWSUP) && address + PAGE_SIZE == vma->vm_end) {
struct vm_area_struct *next = vma->vm_next;
@@ -2975,7 +2975,7 @@ static inline int check_stack_guard_page
if (next && next->vm_start == address + PAGE_SIZE)
return next->vm_flags & VM_GROWSUP ? 0 : -ENOMEM;
- expand_stack_upwards(vma, address + PAGE_SIZE);
+ expand_upwards(vma, address + PAGE_SIZE);
}
return 0;
}
diff -puN mm/mmap.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4 mm/mmap.c
--- a/mm/mmap.c~mm-make-expand_downwards-symmetrical-with-expand_upwards-v4
+++ a/mm/mmap.c
@@ -1721,7 +1721,7 @@ static int acct_stack_growth(struct vm_a
* PA-RISC uses this for its stack; IA64 for its Register Backing Store.
* vma is the last one with address > vma->vm_end. Have to extend vma.
*/
-int expand_stack_upwards(struct vm_area_struct *vma, unsigned long address)
+int expand_upwards(struct vm_area_struct *vma, unsigned long address)
{
int error;
@@ -1775,7 +1775,7 @@ int expand_stack_upwards(struct vm_area_
/*
* vma is the first one with address < vma->vm_start. Have to extend vma.
*/
-int expand_stack_downwards(struct vm_area_struct *vma,
+int expand_downwards(struct vm_area_struct *vma,
unsigned long address)
{
int error;
@@ -1825,7 +1825,7 @@ int expand_stack_downwards(struct vm_are
#ifdef CONFIG_STACK_GROWSUP
int expand_stack(struct vm_area_struct *vma, unsigned long address)
{
- return expand_stack_upwards(vma, address);
+ return expand_upwards(vma, address);
}
struct vm_area_struct *
@@ -1847,7 +1847,7 @@ find_extend_vma(struct mm_struct *mm, un
#else
int expand_stack(struct vm_area_struct *vma, unsigned long address)
{
- return expand_stack_downwards(vma, address);
+ return expand_downwards(vma, address);
}
struct vm_area_struct *
_
Patches currently in -mm which might be from mhocko@xxxxxxx are
mm-make-expand_downwards-symmetrical-with-expand_upwards.patch
memsw-remove-noswapaccount-kernel-parameter.patch
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