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authorJan Kara <jack@suse.cz>2012-06-12 16:20:29 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2012-07-31 01:02:48 +0400
commit4fcf1c6205fcfc7a226a144ae4d83b7f5415cab8 (patch)
treee0a8ee8640c670123e09a8a041a3ed00c89a0d60 /include
parent41c4d25f78c01ede13efee1f2e979f3f35dd26f6 (diff)
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mm: Make default vm_ops provide ->page_mkwrite handler
Make default vm_ops provide ->page_mkwrite handler. Currently it only updates file's modification times and gets locked page but later it will also handle filesystem freezing. BugLink: https://bugs.launchpad.net/bugs/897421 Tested-by: Kamal Mostafa <kamal@canonical.com> Tested-by: Peter M. Petrakis <peter.petrakis@canonical.com> Tested-by: Dann Frazier <dann.frazier@canonical.com> Tested-by: Massimo Morana <massimo.morana@canonical.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index b36d08ce5c57..15987d8e1d59 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1411,6 +1411,7 @@ extern void truncate_inode_pages_range(struct address_space *,
/* generic vm_area_ops exported for stackable file systems */
extern int filemap_fault(struct vm_area_struct *, struct vm_fault *);
+extern int filemap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf);
/* mm/page-writeback.c */
int write_one_page(struct page *page, int wait);