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Commit 810ffa47 authored by James Smart's avatar James Smart Committed by Martin K. Petersen
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scsi: lpfc: Reduce time spent in IRQ for received NVME commands 



Removed unnecessary bzero of context area. Due to size of sg list, added
a substantial delay and played havoc on cpu caches.

Signed-off-by: default avatarDick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: default avatarJames Smart <james.smart@broadcom.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 56bc8028

drivers/scsi/lpfc/lpfc_nvmet.c

+0 −2
Original line number Diff line number Diff line
@@ -205,7 +205,6 @@ lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba, struct lpfc_nvmet_ctxbuf *ctx_buf) 
		sid = sli4_sid_from_fc_hdr(fc_hdr);



		ctxp = (struct lpfc_nvmet_rcv_ctx *)ctx_buf->context;

		memset(ctxp, 0, sizeof(ctxp->ctx));

		ctxp->wqeq = NULL;

		ctxp->txrdy = NULL;

		ctxp->offset = 0;
@@ -1422,7 +1421,6 @@ lpfc_nvmet_unsol_fcp_buffer(struct lpfc_hba *phba, 
				"6414 NVMET Context corrupt %d %d oxid x%x\n",

				ctxp->state, ctxp->entry_cnt, ctxp->oxid);

	}

	memset(ctxp, 0, sizeof(ctxp->ctx));

	ctxp->wqeq = NULL;

	ctxp->txrdy = NULL;

	ctxp->offset = 0;