tree 59b43e109af068370d36fd35a6f7d88be00c4e82
parent b24e7598db62386a95a3c8b9c75630c5d56fe077
author Miklos Szeredi <mszeredi@redhat.com> 1571833597 +0200
committer Miklos Szeredi <mszeredi@redhat.com> 1571833597 +0200

fuse: truncate pending writes on O_TRUNC

Make sure cached writes are not reordered around open(..., O_TRUNC), with
the obvious wrong results.

Fixes: 4d99ff8f12eb ("fuse: Turn writeback cache on")
Cc: <stable@vger.kernel.org> # v3.15+
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>