scsi: serialize ->rescan against ->remove
authorChristoph Hellwig <hch@lst.de>
Mon, 2 Feb 2015 13:01:24 +0000 (14:01 +0100)
committerJames Bottomley <JBottomley@Parallels.com>
Thu, 19 Mar 2015 13:38:43 +0000 (06:38 -0700)
commite27829dc92e549486b8248cdfa53e108abb6acfb
treeae421000e744e0d3b766bd2a41468b6eaba052fc
parent4e5a800c82ec21335349a97cf58d97fbb0d3c98e
scsi: serialize ->rescan against ->remove

Lock the device embedded in the scsi_device to protect against
concurrent calls to ->remove.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
drivers/scsi/scsi_scan.c