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[PATCH] DM: Fix bug: BIO_RW_BARRIER requests to md/raid1 hang.

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Both R1BIO_Barrier and R1BIO_Returned are 4 !!!!

This means that barrier requests don't get returned (i.e.  b_endio called)
because it looks like they already have been.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Neil Brown
2006-03-23 02:59:22 -08:00
committed by Greg Kroah-Hartman
parent 4ceb2fc75f
commit 23921dff54
1 changed files with 1 additions and 1 deletions
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include/linux/raid/raid1.h
+1 -1
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@@ -130,6 +130,6 @@ struct r1bio_s {
* with failure when last write completes (and all failed).
* Record that bi_end_io was called with this flag...
*/
#define R1BIO_Returned 4
#define R1BIO_Returned 6
#endif