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sd: don't use the ALL_TG_PT bit for reservations 

These only work if the we use the same initiator ID for all path,
which might not be true if we use different protocols, or even just
different HBAs.

Instead dm-mpath will grow support to register all path manually
later in this series.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Christoph Hellwig 2016-07-08 21:23:50 +09:00 committed by Mike Snitzer
parent bd9f55ea1c
commit 01f90dd9e0
1 changed files with 1 additions and 2 deletions
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3
drivers/scsi/sd.c
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@ -1619,8 +1619,7 @@ static int sd_pr_register(struct block_device *bdev, u64 old_key, u64 new_key,
return -EOPNOTSUPP;
return sd_pr_command(bdev, (flags & PR_FL_IGNORE_KEY) ? 0x06 : 0x00,
old_key, new_key, 0,
(1 << 0) /* APTPL */ |
(1 << 2) /* ALL_TG_PT */);
(1 << 0) /* APTPL */);
}
static int sd_pr_reserve(struct block_device *bdev, u64 key, enum pr_type type,