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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-09 21:31:56 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-09 21:31:56 +0100
commit6a4690c22f5da1eb1c898b61b6a80da52fbd976f (patch)
treea03891a32abe0da191fb765fe669a597e07423c6 /fs/buffer.c
parent90bb28b0644f7324f8bd1feb27b35146e6785ba2 (diff)
parent8ec53663d2698076468b3e1edc4e1b418bd54de3 (diff)
downloadlinux-6a4690c22f5da1eb1c898b61b6a80da52fbd976f.tar.bz2
Merge branch 'ptebits' into devel
Conflicts: arch/arm/Kconfig
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);
/*