[dm-devel] 2.6.4-rc2-udm1
Kevin Corry
kevcorry at us.ibm.com
Wed Mar 10 16:39:00 UTC 2004
On Tuesday 09 March 2004 8:27 am, Joe Thornber wrote:
> http://people.sistina.com/~thornber/dm/patches/2.6-unstable/2.6.4-rc2/2.6.4
>-rc2-udm1.tar.bz2
>
> Revision 3:
> Check the uptodate flag in sub-bios to see if there was an error.
> [Mike Christie]
Now that we're checking the uptodate flag in the bio on endio, we need to add
the bio flags to dm_bio_details and dm_bio_record/restore. Otherwise, in
mpath, when an I/O fails and is retried, it will appear to fail on every
other path as well.
--
Kevin Corry
kevcorry at us.ibm.com
http://evms.sourceforge.net/
Add bi_flags to dm_bio_details.
--- diff/drivers/md/dm-bio-record.h 2004-03-10 15:27:51.000000000 -0600
+++ source/drivers/md/dm-bio-record.h 2004-03-10 15:27:17.000000000 -0600
@@ -21,6 +21,7 @@
struct block_device *bi_bdev;
unsigned int bi_size;
unsigned short bi_idx;
+ unsigned long bi_flags;
};
static inline void dm_bio_record(struct dm_bio_details *bd, struct bio *bio)
@@ -29,6 +30,7 @@
bd->bi_bdev = bio->bi_bdev;
bd->bi_size = bio->bi_size;
bd->bi_idx = bio->bi_idx;
+ bd->bi_flags = bio->bi_flags;
}
static inline void dm_bio_restore(struct dm_bio_details *bd, struct bio *bio)
@@ -37,6 +39,7 @@
bio->bi_bdev = bd->bi_bdev;
bio->bi_size = bd->bi_size;
bio->bi_idx = bd->bi_idx;
+ bio->bi_flags = bd->bi_flags;
}
#endif
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