Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 4fe65cab authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

Documentation/filesystems/vfs.txt: fix ->repeasepage() description 



->releasepage() does not remove the page from the mapping.

Acked-by: default avatarNeil Brown <neilb@suse.de>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 64141da5

Documentation/filesystems/vfs.txt

+4 −5
Original line number Diff line number Diff line
@@ -660,11 +660,10 @@ struct address_space_operations { 
  releasepage: releasepage is called on PagePrivate pages to indicate

        that the page should be freed if possible.  ->releasepage

        should remove any private data from the page and clear the

        PagePrivate flag.  It may also remove the page from the

        address_space.  If this fails for some reason, it may indicate

        failure with a 0 return value.

	This is used in two distinct though related cases.  The first

        is when the VM finds a clean page with no active users and

        PagePrivate flag. If releasepage() fails for some reason, it must

	indicate failure with a 0 return value.

	releasepage() is used in two distinct though related cases.  The

	first is when the VM finds a clean page with no active users and

        wants to make it a free page.  If ->releasepage succeeds, the

        page will be removed from the address_space and become free.