Commit 01f90dd9 authored Jul 08, 2016 by Christoph Hellwig Committed by Mike Snitzer Jul 18, 2016

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>

parent bd9f55ea

drivers/scsi/sd.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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,

Admin message