diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_vmid.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_vmid.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_vmid.c b/drivers/scsi/lpfc/lpfc_vmid.c index ed1d7f7b88a3..cf8ba840d0ea 100644 --- a/drivers/scsi/lpfc/lpfc_vmid.c +++ b/drivers/scsi/lpfc/lpfc_vmid.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2023 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2004-2016 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -284,3 +284,42 @@ int lpfc_vmid_get_appid(struct lpfc_vport *vport, char *uuid, } return rc; } + +/* + * lpfc_reinit_vmid - reinitializes the vmid data structure + * @vport: pointer to vport data structure + * + * This routine reinitializes the vmid post flogi completion + * + * Return codes + * None + */ +void +lpfc_reinit_vmid(struct lpfc_vport *vport) +{ + u32 bucket, i, cpu; + struct lpfc_vmid *cur; + struct lpfc_vmid *vmp = NULL; + struct hlist_node *tmp; + + write_lock(&vport->vmid_lock); + vport->cur_vmid_cnt = 0; + + for (i = 0; i < vport->max_vmid; i++) { + vmp = &vport->vmid[i]; + vmp->flag = LPFC_VMID_SLOT_FREE; + memset(vmp->host_vmid, 0, sizeof(vmp->host_vmid)); + vmp->io_rd_cnt = 0; + vmp->io_wr_cnt = 0; + + if (vmp->last_io_time) + for_each_possible_cpu(cpu) + *per_cpu_ptr(vmp->last_io_time, cpu) = 0; + } + + /* for all elements in the hash table */ + if (!hash_empty(vport->hash_table)) + hash_for_each_safe(vport->hash_table, bucket, tmp, cur, hnode) + hash_del(&cur->hnode); + write_unlock(&vport->vmid_lock); +} |