raspi/linux
1
0
Fork 1
mirror of https://github.com/raspberrypi/linux.git synced 2025-12-06 01:49:46 +00:00
Code Issues Projects Releases Wiki Activity

fuse: fsync() did not return IO errors

Browse Source 
commit ac7f052b9e 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 <kuznet@virtuozzo.com>
Signed-off-by: Maxim Patlasov <mpatlasov@virtuozzo.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Fixes: 4d99ff8f12 ("fuse: Turn writeback cache on")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexey Kuznetsov
2016-07-19 12:48:01 -07:00
committed by Greg Kroah-Hartman
parent 62659f0b9e
commit 3d1c64d81f
1 changed files with 15 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
fs/fuse/file.c
View File

@@ -462,6 +462,21 @@ int fuse_fsync_common(struct file *file, loff_t start, loff_t end,
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;