summaryrefslogtreecommitdiffstats
path: root/fs/read_write.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2016-05-18 00:05:23 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-18 00:05:23 +0200
commitc2e7b207058d4ff6a9010430763fb561f307eb67 (patch)
tree8983947c4d62365de3d98113662ff9e643a42a0f /fs/read_write.c
parentMerge branch 'work.const-path' of git://git.kernel.org/pub/scm/linux/kernel/g... (diff)
parentnfsd: use RWF_SYNC (diff)
downloadlinux-c2e7b207058d4ff6a9010430763fb561f307eb67.tar.xz
linux-c2e7b207058d4ff6a9010430763fb561f307eb67.zip
Merge branch 'work.preadv2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs cleanups from Al Viro: "More cleanups from Christoph" * 'work.preadv2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: nfsd: use RWF_SYNC fs: add RWF_DSYNC aand RWF_SYNC ceph: use generic_write_sync fs: simplify the generic_write_sync prototype fs: add IOCB_SYNC and IOCB_DSYNC direct-io: remove the offset argument to dio_complete direct-io: eliminate the offset argument to ->direct_IO xfs: eliminate the pos variable in xfs_file_dio_aio_write filemap: remove the pos argument to generic_file_direct_write filemap: remove pos variables in generic_file_read_iter
Diffstat (limited to 'fs/read_write.c')
-rw-r--r--fs/read_write.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/read_write.c b/fs/read_write.c
index 69c7c3c2955c..56425cd5c9e7 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -686,12 +686,16 @@ static ssize_t do_iter_readv_writev(struct file *filp, struct iov_iter *iter,
struct kiocb kiocb;
ssize_t ret;
- if (flags & ~RWF_HIPRI)
+ if (flags & ~(RWF_HIPRI | RWF_DSYNC | RWF_SYNC))
return -EOPNOTSUPP;
init_sync_kiocb(&kiocb, filp);
if (flags & RWF_HIPRI)
kiocb.ki_flags |= IOCB_HIPRI;
+ if (flags & RWF_DSYNC)
+ kiocb.ki_flags |= IOCB_DSYNC;
+ if (flags & RWF_SYNC)
+ kiocb.ki_flags |= (IOCB_DSYNC | IOCB_SYNC);
kiocb.ki_pos = *ppos;
ret = fn(&kiocb, iter);