Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752965AbbFPIqk (ORCPT ); Tue, 16 Jun 2015 04:46:40 -0400 Received: from mail.kernel.org ([198.145.29.136]:55807 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756450AbbFPIpb (ORCPT ); Tue, 16 Jun 2015 04:45:31 -0400 From: lizf@kernel.org To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Miklos Szeredi , Zefan Li Subject: [PATCH 3.4 093/172] fuse: notify: don't move pages Date: Tue, 16 Jun 2015 16:35:47 +0800 Message-Id: <1434443826-4929-93-git-send-email-lizf@kernel.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434443587-4599-1-git-send-email-lizf@kernel.org> References: <1434443587-4599-1-git-send-email-lizf@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1173 Lines: 41 From: Miklos Szeredi 3.4.108-rc1 review patch. If anyone has any objections, please let me know. ------------------ commit 0d2783626a53d4c922f82d51fa675cb5d13f0d36 upstream. fuse_try_move_page() is not prepared for replacing pages that have already been read. Reported-by: Al Viro Signed-off-by: Miklos Szeredi Signed-off-by: Zefan Li --- fs/fuse/dev.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index f4246cf..8b3fd48 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1634,6 +1634,9 @@ copy_finish: static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code, unsigned int size, struct fuse_copy_state *cs) { + /* Don't try to move pages (yet) */ + cs->move_pages = 0; + switch (code) { case FUSE_NOTIFY_POLL: return fuse_notify_poll(fc, size, cs); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/