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Commit 711ea882 authored by James Smart's avatar James Smart Committed by James Bottomley
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[SCSI] lpfc 8.3.39: Fixed bad book keeping in posting els sgls to port 



Signed-off-by: default avatarJames Smart <james.smart@emulex.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent a62a435a

drivers/scsi/lpfc/lpfc_sli.c

+6 −7
Original line number Diff line number Diff line
@@ -6000,7 +6000,7 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba) 
	struct lpfc_sglq *sglq_entry = NULL;

	struct lpfc_sglq *sglq_entry_next = NULL;

	struct lpfc_sglq *sglq_entry_first = NULL;

	int status, post_cnt = 0, num_posted = 0, block_cnt = 0;

	int status, total_cnt, post_cnt = 0, num_posted = 0, block_cnt = 0;

	int last_xritag = NO_XRI;

	LIST_HEAD(prep_sgl_list);

	LIST_HEAD(blck_sgl_list);
@@ -6012,6 +6012,7 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba) 
	list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &allc_sgl_list);

	spin_unlock_irq(&phba->hbalock);



	total_cnt = phba->sli4_hba.els_xri_cnt;

	list_for_each_entry_safe(sglq_entry, sglq_entry_next,

				 &allc_sgl_list, list) {

		list_del_init(&sglq_entry->list);
@@ -6063,9 +6064,7 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba) 
						sglq_entry->sli4_xritag);

					list_add_tail(&sglq_entry->list,

						      &free_sgl_list);

					spin_lock_irq(&phba->hbalock);

					phba->sli4_hba.els_xri_cnt--;

					spin_unlock_irq(&phba->hbalock);

					total_cnt--;

				}

			}

		}
@@ -6093,9 +6092,7 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba) 
					(sglq_entry_first->sli4_xritag +

					 post_cnt - 1));

			list_splice_init(&blck_sgl_list, &free_sgl_list);

			spin_lock_irq(&phba->hbalock);

			phba->sli4_hba.els_xri_cnt -= post_cnt;

			spin_unlock_irq(&phba->hbalock);

			total_cnt -= post_cnt;

		}



		/* don't reset xirtag due to hole in xri block */
@@ -6105,6 +6102,8 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba) 
		/* reset els sgl post count for next round of posting */

		post_cnt = 0;

	}

	/* update the number of XRIs posted for ELS */

	phba->sli4_hba.els_xri_cnt = total_cnt;



	/* free the els sgls failed to post */

	lpfc_free_sgl_list(phba, &free_sgl_list);