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author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-11-23 09:04:05 +0100 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-11-23 09:04:05 +0100 |
commit | 92907cbbef8625bb3998d1eb385fc88f23c97a3f (patch) | |
tree | 15626ff9287e37c3cb81c7286d6db5a7fd77c854 /fs/sync.c | |
parent | 15fbfccfe92c62ae8d1ecc647c44157ed01ac02e (diff) | |
parent | 1ec218373b8ebda821aec00bb156a9c94fad9cd4 (diff) | |
download | talos-op-linux-92907cbbef8625bb3998d1eb385fc88f23c97a3f.tar.gz talos-op-linux-92907cbbef8625bb3998d1eb385fc88f23c97a3f.zip |
Merge tag 'v4.4-rc2' into drm-intel-next-queued
Linux 4.4-rc2
Backmerge to get at
commit 1b0e3a049efe471c399674fd954500ce97438d30
Author: Imre Deak <imre.deak@intel.com>
Date: Thu Nov 5 23:04:11 2015 +0200
drm/i915/skl: disable display side power well support for now
so that we can proplery re-eanble skl power wells in -next.
Conflicts are just adjacent lines changed, except for intel_fbdev.c
where we need to interleave the changs. Nothing nefarious.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'fs/sync.c')
-rw-r--r-- | fs/sync.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/sync.c b/fs/sync.c index fbc98ee62044..dd5d1711c7ac 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -86,7 +86,12 @@ static void fdatawrite_one_bdev(struct block_device *bdev, void *arg) static void fdatawait_one_bdev(struct block_device *bdev, void *arg) { - filemap_fdatawait(bdev->bd_inode->i_mapping); + /* + * We keep the error status of individual mapping so that + * applications can catch the writeback error using fsync(2). + * See filemap_fdatawait_keep_errors() for details. + */ + filemap_fdatawait_keep_errors(bdev->bd_inode->i_mapping); } /* @@ -343,7 +348,8 @@ SYSCALL_DEFINE4(sync_file_range, int, fd, loff_t, offset, loff_t, nbytes, } if (flags & SYNC_FILE_RANGE_WRITE) { - ret = filemap_fdatawrite_range(mapping, offset, endbyte); + ret = __filemap_fdatawrite_range(mapping, offset, endbyte, + WB_SYNC_NONE); if (ret < 0) goto out_put; } |