Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8a459e44ad837018ea5c34a9efe8eb4ad27ded26
Commit: 8a459e44ad837018ea5c34a9efe8eb4ad27ded26
Parent: c0b49b0d164c4902e53c17d90e2c5e5a2ac9e132
Author: Oleg Nesterov <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 4 22:27:18 2008 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Feb 5 09:44:07 2008 -0800
sys_remap_file_pages: fix ->vm_file accounting
Fix ->vm_file accounting, mmap_region() may do do_munmap().
Signed-off-by: Oleg Nesterov <[EMAIL PROTECTED]>
Signed-off-by: Miklos Szeredi <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
mm/fremap.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/mm/fremap.c b/mm/fremap.c
index 14bd3bf..69a37c2 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -190,10 +190,13 @@ asmlinkage long sys_remap_file_pages(unsigned long start,
unsigned long size,
*/
if (mapping_cap_account_dirty(mapping)) {
unsigned long addr;
+ struct file *file = vma->vm_file;
flags &= MAP_NONBLOCK;
- addr = mmap_region(vma->vm_file, start, size,
+ get_file(file);
+ addr = mmap_region(file, start, size,
flags, vma->vm_flags, pgoff, 1);
+ fput(file);
if (IS_ERR_VALUE(addr)) {
err = addr;
} else {
-
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