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authorAl Viro <viro@zeniv.linux.org.uk>2015-04-09 13:52:01 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2015-04-11 22:30:22 -0400
commit2ba48ce513c4e545318d22b138861d5876edf906 (patch)
tree0e2a5130ead5c71f0b079b1acd620fba98f99256 /fs/ocfs2/file.c
parent3309dd04cbcd2cdad168485af5cf3576b5051e49 (diff)
mirror O_APPEND and O_DIRECT into iocb->ki_flags
... avoiding write_iter/fcntl races. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ocfs2/file.c')
-rw-r--r--fs/ocfs2/file.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index b93919f50f0f..cd37f6cd4d51 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2274,8 +2274,8 @@ static ssize_t ocfs2_file_write_iter(struct kiocb *iocb,
if (count == 0)
return 0;
- appending = file->f_flags & O_APPEND ? 1 : 0;
- direct_io = file->f_flags & O_DIRECT ? 1 : 0;
+ appending = iocb->ki_flags & IOCB_APPEND ? 1 : 0;
+ direct_io = iocb->ki_flags & IOCB_DIRECT ? 1 : 0;
mutex_lock(&inode->i_mutex);
@@ -2429,7 +2429,7 @@ relock:
out_dio:
/* buffered aio wouldn't have proper lock coverage today */
- BUG_ON(ret == -EIOCBQUEUED && !(file->f_flags & O_DIRECT));
+ BUG_ON(ret == -EIOCBQUEUED && !(iocb->ki_flags & IOCB_DIRECT));
if (unlikely(written <= 0))
goto no_sync;
@@ -2546,7 +2546,7 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb,
* buffered reads protect themselves in ->readpage(). O_DIRECT reads
* need locks to protect pending reads from racing with truncate.
*/
- if (filp->f_flags & O_DIRECT) {
+ if (iocb->ki_flags & IOCB_DIRECT) {
have_alloc_sem = 1;
ocfs2_iocb_set_sem_locked(iocb);
@@ -2580,7 +2580,7 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb,
trace_generic_file_aio_read_ret(ret);
/* buffered aio wouldn't have proper lock coverage today */
- BUG_ON(ret == -EIOCBQUEUED && !(filp->f_flags & O_DIRECT));
+ BUG_ON(ret == -EIOCBQUEUED && !(iocb->ki_flags & IOCB_DIRECT));
/* see ocfs2_file_write_iter */
if (ret == -EIOCBQUEUED || !ocfs2_iocb_is_rw_locked(iocb)) {