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authorNick Piggin <npiggin@suse.de>2007-10-16 01:25:26 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:42:58 -0700
commit55144768e100b68447f44c5e5c9deb155ad661bd (patch)
tree9889682ee3b64627ad9eb504f30672fad844752f /Documentation/filesystems/vfs.txt
parent03158cd7eb3374843de68421142ca5900df845d9 (diff)
fs: remove some AOP_TRUNCATED_PAGE
prepare/commit_write no longer returns AOP_TRUNCATED_PAGE since OCFS2 and GFS2 were converted to the new aops, so we can make some simplifications for that. [michal.k.k.piotrowski@gmail.com: fix warning] Signed-off-by: Nick Piggin <npiggin@suse.de> Cc: Michael Halcrow <mhalcrow@us.ibm.com> Cc: Mark Fasheh <mark.fasheh@oracle.com> Cc: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: Michal Piotrowski <michal.k.k.piotrowski@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/filesystems/vfs.txt')
-rw-r--r--Documentation/filesystems/vfs.txt6
1 files changed, 1 insertions, 5 deletions
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index 281c19ff7f4..6f8e16e3d6c 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -621,11 +621,7 @@ struct address_space_operations {
any basic-blocks on storage, then those blocks should be
pre-read (if they haven't been read already) so that the
updated blocks can be written out properly.
- The page will be locked. If prepare_write wants to unlock the
- page it, like readpage, may do so and return
- AOP_TRUNCATED_PAGE.
- In this case the prepare_write will be retried one the lock is
- regained.
+ The page will be locked.
Note: the page _must not_ be marked uptodate in this function
(or anywhere else) unless it actually is uptodate right now. As