Commit 71714553 authored Dec 06, 2018 by Steffen Maier Committed by Martin K. Petersen Dec 07, 2018

scsi: zfcp: improve kdoc for return of zfcp_status_read_refill()



Complements

v2.6.35 commit 64deb6ef ("[SCSI] zfcp: Use status_read_buf_num
provided by FCP channel") which replaced the hardcoded 16 with a
variable value

Also complements already existing fixups for above commit

v2.6.35 commit 8d88cf3f ("[SCSI] zfcp: Update status read mempool")
v3.10   commit 9edf7d75 ("[SCSI] zfcp: status read buffers on first adapter open with link down")

Signed-off-by: Steffen Maier <maier@linux.ibm.com>
Reviewed-by: Jens Remus <jremus@linux.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 60a161b7

drivers/s390/scsi/zfcp_aux.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -264,10 +264,10 @@ static void zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter)
		* zfcp_status_read_refill - refill the long running status_read_requests
		* @adapter: ptr to struct zfcp_adapter for which the buffers should be refilled
		*
		* Returns: 0 on success, 1 otherwise
		*
		* if there are 16 or more status_read requests missing an adapter_reopen
		* is triggered
		* Return:
		* * 0 on success meaning at least one status read is pending
		* * 1 if posting failed and not a single status read buffer is pending,
		* also triggers adapter reopen recovery
		*/
		int zfcp_status_read_refill(struct zfcp_adapter *adapter)
		{