From: Steffen Maier Date: Thu, 6 Dec 2018 16:31:21 +0000 (+0100) Subject: scsi: zfcp: improve kdoc for return of zfcp_status_read_refill() X-Git-Tag: v5.4-rc1~1940^2~99 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7171455354eb2ed494ddb6fe50988e98bb5cfa96;p=platform%2Fkernel%2Flinux-rpi.git scsi: zfcp: improve kdoc for return of zfcp_status_read_refill() Complements v2.6.35 commit 64deb6efdc55 ("[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 8d88cf3f3b9a ("[SCSI] zfcp: Update status read mempool") v3.10 commit 9edf7d75ee5f ("[SCSI] zfcp: status read buffers on first adapter open with link down") Signed-off-by: Steffen Maier Reviewed-by: Jens Remus Signed-off-by: Martin K. Petersen --- diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 882789f..9cf30d1 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -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) {