Displaying 2 results from an estimated 2 matches for "filemap_page_mkwrite".
2013 Apr 06
1
[PATCH 3/4] fsfreeze: manage kill signal when sb_start_pagefault is called
...tart_pagefault(struct super_block *sb)
{
- __sb_start_write_wait(sb, SB_FREEZE_PAGEFAULT, false);
+ __sb_start_write_wait(sb, SB_FREEZE_PAGEFAULT, true);
}
/*
diff --git a/mm/filemap.c b/mm/filemap.c
index b238671..acf8d97 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1712,9 +1712,11 @@ int filemap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
{
struct page *page = vmf->page;
struct inode *inode = file_inode(vma->vm_file);
- int ret = VM_FAULT_LOCKED;
+ int ret = 0;
- sb_start_pagefault(inode->i_sb);
+ ret = sb_start_pagefault(inode->i_sb);
+ if (ret)
+ return VM_FAULT...
2012 Nov 01
15
[RFC PATCH v2 0/3] mm/fs: Implement faster stable page writes on filesystems
Hi all,
This patchset makes some key modifications to the original ''stable page writes''
patchset. First, it provides users (devices and filesystems) of a
backing_dev_info the ability to declare whether or not it is necessary to
ensure that page contents cannot change during writeout, whereas the current
code assumes that this is true. Second, it relaxes the