[SCSI] lpfc 8.1.7: Fix txcmplq related panics on heavy IO while downloading firmware (688a8863) · Commits · 戴 / test

drivers/scsi/lpfc/lpfc_init.c

+17 −7

Original line number	Diff line number	Diff line
		@@ -1339,7 +1339,8 @@ lpfc_offline(struct lpfc_hba * phba)
		struct lpfc_sli_ring *pring;
		struct lpfc_sli *psli;
		unsigned long iflag;
		int i = 0;
		int i;
		int cnt = 0;

		if (!phba)
		return 0;
		@@ -1348,16 +1349,25 @@ lpfc_offline(struct lpfc_hba * phba)
		return 0;

		psli = &phba->sli;
		pring = &psli->ring[psli->fcp_ring];

		lpfc_linkdown(phba);

		for (i = 0; i < psli->num_rings; i++) {
		pring = &psli->ring[i];
		/* The linkdown event takes 30 seconds to timeout. */
		while (pring->txcmplq_cnt) {
		mdelay(10);
		if (i++ > 3000)
		if (cnt++ > 3000) {
		lpfc_printf_log(phba,
		KERN_WARNING, LOG_INIT,
		"%d:0466 Outstanding IO when "
		"bringing Adapter offline\n",
		phba->brd_no);
		break;
		}
		}
		}


		/* stop all timers associated with this hba */
		lpfc_stop_timer(phba);