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authorH. Peter Anvin <hpa@zytor.com>2008-09-04 08:09:09 -0700
committerH. Peter Anvin <hpa@zytor.com>2008-09-04 08:09:09 -0700
commit0ccd8c39bc664bf5e9fcc26caad50cc17ff866d1 (patch)
tree29cec0edf3acf18c6978b750a8d6560f445df6df /fs/buffer.c
parent1625324d22409e32e3f8eb86018cad72e1c09d61 (diff)
parentec0c15afb41fd9ad45b53468b60db50170e22346 (diff)
Merge branch 'linus' into x86/core
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 38653e36e225..ac78d4c19b3b 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2926,14 +2926,17 @@ int submit_bh(int rw, struct buffer_head * bh)
BUG_ON(!buffer_mapped(bh));
BUG_ON(!bh->b_end_io);
- if (buffer_ordered(bh) && (rw == WRITE))
- rw = WRITE_BARRIER;
+ /*
+ * Mask in barrier bit for a write (could be either a WRITE or a
+ * WRITE_SYNC
+ */
+ if (buffer_ordered(bh) && (rw & WRITE))
+ rw |= WRITE_BARRIER;
/*
- * Only clear out a write error when rewriting, should this
- * include WRITE_SYNC as well?
+ * Only clear out a write error when rewriting
*/
- if (test_set_buffer_req(bh) && (rw == WRITE || rw == WRITE_BARRIER))
+ if (test_set_buffer_req(bh) && (rw & WRITE))
clear_buffer_write_io_error(bh);
/*