From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:44506 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752605AbcHNSii (ORCPT ); Sun, 14 Aug 2016 14:38:38 -0400 Subject: Patch "fuse: fsync() did not return IO errors" has been added to the 4.6-stable tree To: kuznet@parallels.com, gregkh@linuxfoundation.org, kuznet@virtuozzo.com, mpatlasov@virtuozzo.com, mszeredi@redhat.com Cc: , From: Date: Sun, 14 Aug 2016 20:37:55 +0200 Message-ID: <14711998751381@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled fuse: fsync() did not return IO errors to the 4.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: fuse-fsync-did-not-return-io-errors.patch and it can be found in the queue-4.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From ac7f052b9e1534c8248f814b6f0068ad8d4a06d2 Mon Sep 17 00:00:00 2001 From: Alexey Kuznetsov Date: Tue, 19 Jul 2016 12:48:01 -0700 Subject: fuse: fsync() did not return IO errors From: Alexey Kuznetsov commit ac7f052b9e1534c8248f814b6f0068ad8d4a06d2 upstream. Due to implementation of fuse writeback filemap_write_and_wait_range() does not catch errors. We have to do this directly after fuse_sync_writes() Signed-off-by: Alexey Kuznetsov Signed-off-by: Maxim Patlasov Signed-off-by: Miklos Szeredi Fixes: 4d99ff8f12eb ("fuse: Turn writeback cache on") Signed-off-by: Greg Kroah-Hartman --- fs/fuse/file.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -462,6 +462,21 @@ int fuse_fsync_common(struct file *file, goto out; fuse_sync_writes(inode); + + /* + * Due to implementation of fuse writeback + * filemap_write_and_wait_range() does not catch errors. + * We have to do this directly after fuse_sync_writes() + */ + if (test_bit(AS_ENOSPC, &file->f_mapping->flags) && + test_and_clear_bit(AS_ENOSPC, &file->f_mapping->flags)) + err = -ENOSPC; + if (test_bit(AS_EIO, &file->f_mapping->flags) && + test_and_clear_bit(AS_EIO, &file->f_mapping->flags)) + err = -EIO; + if (err) + goto out; + err = sync_inode_metadata(inode, 1); if (err) goto out; Patches currently in stable-queue which might be from kuznet@parallels.com are queue-4.6/fuse-fsync-did-not-return-io-errors.patch