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path: root/drivers/scsi/lpfc/lpfc_debugfs.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_debugfs.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_debugfs.c632
1 files changed, 213 insertions, 419 deletions
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 7c4d7bb3a56f..92b5b2dbe847 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -2373,93 +2373,117 @@ out:
static ssize_t
lpfc_debugfs_dif_err_read(struct file *file, char __user *buf,
- size_t nbytes, loff_t *ppos)
+ size_t nbytes, loff_t *ppos)
{
struct lpfc_hba *phba = file->private_data;
int kind = debugfs_get_aux_num(file);
- char cbuf[32];
- uint64_t tmp = 0;
+ char cbuf[32] = {0};
int cnt = 0;
- if (kind == writeGuard)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_wgrd_cnt);
- else if (kind == writeApp)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_wapp_cnt);
- else if (kind == writeRef)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_wref_cnt);
- else if (kind == readGuard)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_rgrd_cnt);
- else if (kind == readApp)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_rapp_cnt);
- else if (kind == readRef)
- cnt = scnprintf(cbuf, 32, "%u\n", phba->lpfc_injerr_rref_cnt);
- else if (kind == InjErrNPortID)
- cnt = scnprintf(cbuf, 32, "0x%06x\n",
+ switch (kind) {
+ case writeGuard:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_wgrd_cnt);
+ break;
+ case writeApp:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_wapp_cnt);
+ break;
+ case writeRef:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_wref_cnt);
+ break;
+ case readGuard:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_rgrd_cnt);
+ break;
+ case readApp:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_rapp_cnt);
+ break;
+ case readRef:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "%u\n",
+ phba->lpfc_injerr_rref_cnt);
+ break;
+ case InjErrNPortID:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "0x%06x\n",
phba->lpfc_injerr_nportid);
- else if (kind == InjErrWWPN) {
- memcpy(&tmp, &phba->lpfc_injerr_wwpn, sizeof(struct lpfc_name));
- tmp = cpu_to_be64(tmp);
- cnt = scnprintf(cbuf, 32, "0x%016llx\n", tmp);
- } else if (kind == InjErrLBA) {
- if (phba->lpfc_injerr_lba == (sector_t)(-1))
- cnt = scnprintf(cbuf, 32, "off\n");
+ break;
+ case InjErrWWPN:
+ cnt = scnprintf(cbuf, sizeof(cbuf), "0x%016llx\n",
+ be64_to_cpu(phba->lpfc_injerr_wwpn.u.wwn_be));
+ break;
+ case InjErrLBA:
+ if (phba->lpfc_injerr_lba == LPFC_INJERR_LBA_OFF)
+ cnt = scnprintf(cbuf, sizeof(cbuf), "off\n");
else
- cnt = scnprintf(cbuf, 32, "0x%llx\n",
- (uint64_t) phba->lpfc_injerr_lba);
- } else
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0547 Unknown debugfs error injection entry\n");
+ cnt = scnprintf(cbuf, sizeof(cbuf), "0x%llx\n",
+ (uint64_t)phba->lpfc_injerr_lba);
+ break;
+ default:
+ lpfc_log_msg(phba, KERN_WARNING, LOG_INIT,
+ "0547 Unknown debugfs error injection entry\n");
+ break;
+ }
return simple_read_from_buffer(buf, nbytes, ppos, &cbuf, cnt);
}
static ssize_t
lpfc_debugfs_dif_err_write(struct file *file, const char __user *buf,
- size_t nbytes, loff_t *ppos)
+ size_t nbytes, loff_t *ppos)
{
struct lpfc_hba *phba = file->private_data;
int kind = debugfs_get_aux_num(file);
- char dstbuf[33];
- uint64_t tmp = 0;
- int size;
+ char dstbuf[33] = {0};
+ unsigned long long tmp;
+ unsigned long size;
- memset(dstbuf, 0, 33);
- size = (nbytes < 32) ? nbytes : 32;
+ size = (nbytes < (sizeof(dstbuf) - 1)) ? nbytes : (sizeof(dstbuf) - 1);
if (copy_from_user(dstbuf, buf, size))
return -EFAULT;
- if (kind == InjErrLBA) {
- if ((dstbuf[0] == 'o') && (dstbuf[1] == 'f') &&
- (dstbuf[2] == 'f'))
- tmp = (uint64_t)(-1);
+ if (kstrtoull(dstbuf, 0, &tmp)) {
+ if (kind != InjErrLBA || !strstr(dstbuf, "off"))
+ return -EINVAL;
}
- if ((tmp == 0) && (kstrtoull(dstbuf, 0, &tmp)))
- return -EINVAL;
-
- if (kind == writeGuard)
+ switch (kind) {
+ case writeGuard:
phba->lpfc_injerr_wgrd_cnt = (uint32_t)tmp;
- else if (kind == writeApp)
+ break;
+ case writeApp:
phba->lpfc_injerr_wapp_cnt = (uint32_t)tmp;
- else if (kind == writeRef)
+ break;
+ case writeRef:
phba->lpfc_injerr_wref_cnt = (uint32_t)tmp;
- else if (kind == readGuard)
+ break;
+ case readGuard:
phba->lpfc_injerr_rgrd_cnt = (uint32_t)tmp;
- else if (kind == readApp)
+ break;
+ case readApp:
phba->lpfc_injerr_rapp_cnt = (uint32_t)tmp;
- else if (kind == readRef)
+ break;
+ case readRef:
phba->lpfc_injerr_rref_cnt = (uint32_t)tmp;
- else if (kind == InjErrLBA)
- phba->lpfc_injerr_lba = (sector_t)tmp;
- else if (kind == InjErrNPortID)
+ break;
+ case InjErrLBA:
+ if (strstr(dstbuf, "off"))
+ phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF;
+ else
+ phba->lpfc_injerr_lba = (sector_t)tmp;
+ break;
+ case InjErrNPortID:
phba->lpfc_injerr_nportid = (uint32_t)(tmp & Mask_DID);
- else if (kind == InjErrWWPN) {
- tmp = cpu_to_be64(tmp);
- memcpy(&phba->lpfc_injerr_wwpn, &tmp, sizeof(struct lpfc_name));
- } else
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0548 Unknown debugfs error injection entry\n");
-
+ break;
+ case InjErrWWPN:
+ phba->lpfc_injerr_wwpn.u.wwn_be = cpu_to_be64(tmp);
+ break;
+ default:
+ lpfc_log_msg(phba, KERN_WARNING, LOG_INIT,
+ "0548 Unknown debugfs error injection entry\n");
+ break;
+ }
return nbytes;
}
@@ -5728,7 +5752,7 @@ static const struct file_operations lpfc_debugfs_op_slow_ring_trc = {
};
static struct dentry *lpfc_debugfs_root = NULL;
-static atomic_t lpfc_debugfs_hba_count;
+static unsigned int lpfc_debugfs_hba_count;
/*
* File operations for the iDiag debugfs
@@ -6050,7 +6074,12 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
/* Setup lpfc root directory */
if (!lpfc_debugfs_root) {
lpfc_debugfs_root = debugfs_create_dir("lpfc", NULL);
- atomic_set(&lpfc_debugfs_hba_count, 0);
+ lpfc_debugfs_hba_count = 0;
+ if (IS_ERR(lpfc_debugfs_root)) {
+ lpfc_vlog_msg(vport, KERN_WARNING, LOG_INIT,
+ "0527 Cannot create debugfs lpfc\n");
+ return;
+ }
}
if (!lpfc_debugfs_start_time)
lpfc_debugfs_start_time = jiffies;
@@ -6061,150 +6090,96 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
pport_setup = true;
phba->hba_debugfs_root =
debugfs_create_dir(name, lpfc_debugfs_root);
- atomic_inc(&lpfc_debugfs_hba_count);
- atomic_set(&phba->debugfs_vport_count, 0);
+ phba->debugfs_vport_count = 0;
+ if (IS_ERR(phba->hba_debugfs_root)) {
+ lpfc_vlog_msg(vport, KERN_WARNING, LOG_INIT,
+ "0528 Cannot create debugfs %s\n", name);
+ return;
+ }
+ lpfc_debugfs_hba_count++;
/* Multi-XRI pools */
- snprintf(name, sizeof(name), "multixripools");
- phba->debug_multixri_pools =
- debugfs_create_file(name, S_IFREG | 0644,
- phba->hba_debugfs_root,
- phba,
- &lpfc_debugfs_op_multixripools);
- if (IS_ERR(phba->debug_multixri_pools)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "0527 Cannot create debugfs multixripools\n");
- goto debug_failed;
- }
+ debugfs_create_file("multixripools", 0644,
+ phba->hba_debugfs_root, phba,
+ &lpfc_debugfs_op_multixripools);
/* Congestion Info Buffer */
- scnprintf(name, sizeof(name), "cgn_buffer");
- phba->debug_cgn_buffer =
- debugfs_create_file(name, S_IFREG | 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_cgn_buffer_op);
- if (IS_ERR(phba->debug_cgn_buffer)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "6527 Cannot create debugfs "
- "cgn_buffer\n");
- goto debug_failed;
- }
+ debugfs_create_file("cgn_buffer", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_cgn_buffer_op);
/* RX Monitor */
- scnprintf(name, sizeof(name), "rx_monitor");
- phba->debug_rx_monitor =
- debugfs_create_file(name, S_IFREG | 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_rx_monitor_op);
- if (IS_ERR(phba->debug_rx_monitor)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "6528 Cannot create debugfs "
- "rx_monitor\n");
- goto debug_failed;
- }
+ debugfs_create_file("rx_monitor", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_rx_monitor_op);
/* RAS log */
- snprintf(name, sizeof(name), "ras_log");
- phba->debug_ras_log =
- debugfs_create_file(name, 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_ras_log);
- if (IS_ERR(phba->debug_ras_log)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "6148 Cannot create debugfs"
- " ras_log\n");
- goto debug_failed;
- }
+ debugfs_create_file("ras_log", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_debugfs_ras_log);
/* Setup hbqinfo */
- snprintf(name, sizeof(name), "hbqinfo");
- phba->debug_hbqinfo =
- debugfs_create_file(name, S_IFREG | 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_hbqinfo);
+ debugfs_create_file("hbqinfo", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_debugfs_op_hbqinfo);
#ifdef LPFC_HDWQ_LOCK_STAT
/* Setup lockstat */
- snprintf(name, sizeof(name), "lockstat");
- phba->debug_lockstat =
- debugfs_create_file(name, S_IFREG | 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_lockstat);
- if (IS_ERR(phba->debug_lockstat)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "4610 Can't create debugfs lockstat\n");
- goto debug_failed;
- }
+ debugfs_create_file("lockstat", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_debugfs_op_lockstat);
#endif
-
- /* Setup dumpHBASlim */
if (phba->sli_rev < LPFC_SLI_REV4) {
- snprintf(name, sizeof(name), "dumpHBASlim");
- phba->debug_dumpHBASlim =
- debugfs_create_file(name,
- S_IFREG|S_IRUGO|S_IWUSR,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_dumpHBASlim);
- } else
- phba->debug_dumpHBASlim = NULL;
+ /* Setup dumpHBASlim */
+ debugfs_create_file("dumpHBASlim", 0644,
+ phba->hba_debugfs_root, phba,
+ &lpfc_debugfs_op_dumpHBASlim);
+ }
- /* Setup dumpHostSlim */
if (phba->sli_rev < LPFC_SLI_REV4) {
- snprintf(name, sizeof(name), "dumpHostSlim");
- phba->debug_dumpHostSlim =
- debugfs_create_file(name,
- S_IFREG|S_IRUGO|S_IWUSR,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_dumpHostSlim);
- } else
- phba->debug_dumpHostSlim = NULL;
+ /* Setup dumpHostSlim */
+ debugfs_create_file("dumpHostSlim", 0644,
+ phba->hba_debugfs_root, phba,
+ &lpfc_debugfs_op_dumpHostSlim);
+ }
/* Setup DIF Error Injections */
- phba->debug_InjErrLBA =
- debugfs_create_file_aux_num("InjErrLBA", 0644,
- phba->hba_debugfs_root,
- phba, InjErrLBA, &lpfc_debugfs_op_dif_err);
+ debugfs_create_file_aux_num("InjErrLBA", 0644,
+ phba->hba_debugfs_root, phba,
+ InjErrLBA,
+ &lpfc_debugfs_op_dif_err);
phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF;
- phba->debug_InjErrNPortID =
- debugfs_create_file_aux_num("InjErrNPortID", 0644,
- phba->hba_debugfs_root,
- phba, InjErrNPortID, &lpfc_debugfs_op_dif_err);
-
- phba->debug_InjErrWWPN =
- debugfs_create_file_aux_num("InjErrWWPN", 0644,
- phba->hba_debugfs_root,
- phba, InjErrWWPN, &lpfc_debugfs_op_dif_err);
-
- phba->debug_writeGuard =
- debugfs_create_file_aux_num("writeGuardInjErr", 0644,
- phba->hba_debugfs_root,
- phba, writeGuard, &lpfc_debugfs_op_dif_err);
-
- phba->debug_writeApp =
- debugfs_create_file_aux_num("writeAppInjErr", 0644,
- phba->hba_debugfs_root,
- phba, writeApp, &lpfc_debugfs_op_dif_err);
-
- phba->debug_writeRef =
- debugfs_create_file_aux_num("writeRefInjErr", 0644,
- phba->hba_debugfs_root,
- phba, writeRef, &lpfc_debugfs_op_dif_err);
-
- phba->debug_readGuard =
- debugfs_create_file_aux_num("readGuardInjErr", 0644,
- phba->hba_debugfs_root,
- phba, readGuard, &lpfc_debugfs_op_dif_err);
-
- phba->debug_readApp =
- debugfs_create_file_aux_num("readAppInjErr", 0644,
- phba->hba_debugfs_root,
- phba, readApp, &lpfc_debugfs_op_dif_err);
-
- phba->debug_readRef =
- debugfs_create_file_aux_num("readRefInjErr", 0644,
- phba->hba_debugfs_root,
- phba, readRef, &lpfc_debugfs_op_dif_err);
+ debugfs_create_file_aux_num("InjErrNPortID", 0644,
+ phba->hba_debugfs_root, phba,
+ InjErrNPortID,
+ &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("InjErrWWPN", 0644,
+ phba->hba_debugfs_root, phba,
+ InjErrWWPN,
+ &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("writeGuardInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ writeGuard,
+ &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("writeAppInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ writeApp, &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("writeRefInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ writeRef, &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("readGuardInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ readGuard,
+ &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("readAppInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ readApp, &lpfc_debugfs_op_dif_err);
+
+ debugfs_create_file_aux_num("readRefInjErr", 0644,
+ phba->hba_debugfs_root, phba,
+ readRef, &lpfc_debugfs_op_dif_err);
/* Setup slow ring trace */
if (lpfc_debugfs_max_slow_ring_trc) {
@@ -6224,11 +6199,9 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
}
}
- snprintf(name, sizeof(name), "slow_ring_trace");
- phba->debug_slow_ring_trc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_slow_ring_trc);
+ debugfs_create_file("slow_ring_trace", 0644,
+ phba->hba_debugfs_root, phba,
+ &lpfc_debugfs_op_slow_ring_trc);
if (!phba->slow_ring_trc) {
phba->slow_ring_trc = kcalloc(
lpfc_debugfs_max_slow_ring_trc,
@@ -6238,16 +6211,13 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
"0416 Cannot create debugfs "
"slow_ring buffer\n");
- goto debug_failed;
+ goto out;
}
atomic_set(&phba->slow_ring_trc_cnt, 0);
}
- snprintf(name, sizeof(name), "nvmeio_trc");
- phba->debug_nvmeio_trc =
- debugfs_create_file(name, 0644,
- phba->hba_debugfs_root,
- phba, &lpfc_debugfs_op_nvmeio_trc);
+ debugfs_create_file("nvmeio_trc", 0644, phba->hba_debugfs_root,
+ phba, &lpfc_debugfs_op_nvmeio_trc);
atomic_set(&phba->nvmeio_trc_cnt, 0);
if (lpfc_debugfs_max_nvmeio_trc) {
@@ -6293,7 +6263,12 @@ nvmeio_off:
if (!vport->vport_debugfs_root) {
vport->vport_debugfs_root =
debugfs_create_dir(name, phba->hba_debugfs_root);
- atomic_inc(&phba->debugfs_vport_count);
+ if (IS_ERR(vport->vport_debugfs_root)) {
+ lpfc_vlog_msg(vport, KERN_WARNING, LOG_INIT,
+ "0529 Cannot create debugfs %s\n", name);
+ return;
+ }
+ phba->debugfs_vport_count++;
}
if (lpfc_debugfs_max_disc_trc) {
@@ -6320,54 +6295,27 @@ nvmeio_off:
lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
"0418 Cannot create debugfs disc trace "
"buffer\n");
- goto debug_failed;
+ goto out;
}
atomic_set(&vport->disc_trc_cnt, 0);
- snprintf(name, sizeof(name), "discovery_trace");
- vport->debug_disc_trc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_disc_trc);
- snprintf(name, sizeof(name), "nodelist");
- vport->debug_nodelist =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_nodelist);
-
- snprintf(name, sizeof(name), "nvmestat");
- vport->debug_nvmestat =
- debugfs_create_file(name, 0644,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_nvmestat);
-
- snprintf(name, sizeof(name), "scsistat");
- vport->debug_scsistat =
- debugfs_create_file(name, 0644,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_scsistat);
- if (IS_ERR(vport->debug_scsistat)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "4611 Cannot create debugfs scsistat\n");
- goto debug_failed;
- }
+ debugfs_create_file("discovery_trace", 0644, vport->vport_debugfs_root,
+ vport, &lpfc_debugfs_op_disc_trc);
- snprintf(name, sizeof(name), "ioktime");
- vport->debug_ioktime =
- debugfs_create_file(name, 0644,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_ioktime);
- if (IS_ERR(vport->debug_ioktime)) {
- lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "0815 Cannot create debugfs ioktime\n");
- goto debug_failed;
- }
+ debugfs_create_file("nodelist", 0644, vport->vport_debugfs_root, vport,
+ &lpfc_debugfs_op_nodelist);
+
+ debugfs_create_file("nvmestat", 0644, vport->vport_debugfs_root, vport,
+ &lpfc_debugfs_op_nvmestat);
- snprintf(name, sizeof(name), "hdwqstat");
- vport->debug_hdwqstat =
- debugfs_create_file(name, 0644,
- vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_hdwqstat);
+ debugfs_create_file("scsistat", 0644, vport->vport_debugfs_root, vport,
+ &lpfc_debugfs_op_scsistat);
+
+ debugfs_create_file("ioktime", 0644, vport->vport_debugfs_root, vport,
+ &lpfc_debugfs_op_ioktime);
+
+ debugfs_create_file("hdwqstat", 0644, vport->vport_debugfs_root, vport,
+ &lpfc_debugfs_op_hdwqstat);
/*
* The following section is for additional directories/files for the
@@ -6375,93 +6323,58 @@ nvmeio_off:
*/
if (!pport_setup)
- goto debug_failed;
+ return;
/*
* iDiag debugfs root entry points for SLI4 device only
*/
if (phba->sli_rev < LPFC_SLI_REV4)
- goto debug_failed;
+ return;
- snprintf(name, sizeof(name), "iDiag");
if (!phba->idiag_root) {
phba->idiag_root =
- debugfs_create_dir(name, phba->hba_debugfs_root);
+ debugfs_create_dir("iDiag", phba->hba_debugfs_root);
/* Initialize iDiag data structure */
memset(&idiag, 0, sizeof(idiag));
}
/* iDiag read PCI config space */
- snprintf(name, sizeof(name), "pciCfg");
- if (!phba->idiag_pci_cfg) {
- phba->idiag_pci_cfg =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_pciCfg);
- idiag.offset.last_rd = 0;
- }
+ debugfs_create_file("pciCfg", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_pciCfg);
+ idiag.offset.last_rd = 0;
/* iDiag PCI BAR access */
- snprintf(name, sizeof(name), "barAcc");
- if (!phba->idiag_bar_acc) {
- phba->idiag_bar_acc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_barAcc);
- idiag.offset.last_rd = 0;
- }
+ debugfs_create_file("barAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_barAcc);
+ idiag.offset.last_rd = 0;
/* iDiag get PCI function queue information */
- snprintf(name, sizeof(name), "queInfo");
- if (!phba->idiag_que_info) {
- phba->idiag_que_info =
- debugfs_create_file(name, S_IFREG|S_IRUGO,
- phba->idiag_root, phba, &lpfc_idiag_op_queInfo);
- }
+ debugfs_create_file("queInfo", 0444, phba->idiag_root, phba,
+ &lpfc_idiag_op_queInfo);
/* iDiag access PCI function queue */
- snprintf(name, sizeof(name), "queAcc");
- if (!phba->idiag_que_acc) {
- phba->idiag_que_acc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_queAcc);
- }
+ debugfs_create_file("queAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_queAcc);
/* iDiag access PCI function doorbell registers */
- snprintf(name, sizeof(name), "drbAcc");
- if (!phba->idiag_drb_acc) {
- phba->idiag_drb_acc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_drbAcc);
- }
+ debugfs_create_file("drbAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_drbAcc);
/* iDiag access PCI function control registers */
- snprintf(name, sizeof(name), "ctlAcc");
- if (!phba->idiag_ctl_acc) {
- phba->idiag_ctl_acc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_ctlAcc);
- }
+ debugfs_create_file("ctlAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_ctlAcc);
/* iDiag access mbox commands */
- snprintf(name, sizeof(name), "mbxAcc");
- if (!phba->idiag_mbx_acc) {
- phba->idiag_mbx_acc =
- debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba, &lpfc_idiag_op_mbxAcc);
- }
+ debugfs_create_file("mbxAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_mbxAcc);
/* iDiag extents access commands */
if (phba->sli4_hba.extents_in_use) {
- snprintf(name, sizeof(name), "extAcc");
- if (!phba->idiag_ext_acc) {
- phba->idiag_ext_acc =
- debugfs_create_file(name,
- S_IFREG|S_IRUGO|S_IWUSR,
- phba->idiag_root, phba,
- &lpfc_idiag_op_extAcc);
- }
+ debugfs_create_file("extAcc", 0644, phba->idiag_root, phba,
+ &lpfc_idiag_op_extAcc);
}
-
-debug_failed:
+out:
+ /* alloc'ed items are kfree'd in lpfc_debugfs_terminate */
return;
#endif
}
@@ -6486,145 +6399,26 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
kfree(vport->disc_trc);
vport->disc_trc = NULL;
- debugfs_remove(vport->debug_disc_trc); /* discovery_trace */
- vport->debug_disc_trc = NULL;
-
- debugfs_remove(vport->debug_nodelist); /* nodelist */
- vport->debug_nodelist = NULL;
-
- debugfs_remove(vport->debug_nvmestat); /* nvmestat */
- vport->debug_nvmestat = NULL;
-
- debugfs_remove(vport->debug_scsistat); /* scsistat */
- vport->debug_scsistat = NULL;
-
- debugfs_remove(vport->debug_ioktime); /* ioktime */
- vport->debug_ioktime = NULL;
-
- debugfs_remove(vport->debug_hdwqstat); /* hdwqstat */
- vport->debug_hdwqstat = NULL;
-
if (vport->vport_debugfs_root) {
debugfs_remove(vport->vport_debugfs_root); /* vportX */
vport->vport_debugfs_root = NULL;
- atomic_dec(&phba->debugfs_vport_count);
+ phba->debugfs_vport_count--;
}
- if (atomic_read(&phba->debugfs_vport_count) == 0) {
-
- debugfs_remove(phba->debug_multixri_pools); /* multixripools*/
- phba->debug_multixri_pools = NULL;
-
- debugfs_remove(phba->debug_hbqinfo); /* hbqinfo */
- phba->debug_hbqinfo = NULL;
-
- debugfs_remove(phba->debug_cgn_buffer);
- phba->debug_cgn_buffer = NULL;
-
- debugfs_remove(phba->debug_rx_monitor);
- phba->debug_rx_monitor = NULL;
-
- debugfs_remove(phba->debug_ras_log);
- phba->debug_ras_log = NULL;
-
-#ifdef LPFC_HDWQ_LOCK_STAT
- debugfs_remove(phba->debug_lockstat); /* lockstat */
- phba->debug_lockstat = NULL;
-#endif
- debugfs_remove(phba->debug_dumpHBASlim); /* HBASlim */
- phba->debug_dumpHBASlim = NULL;
-
- debugfs_remove(phba->debug_dumpHostSlim); /* HostSlim */
- phba->debug_dumpHostSlim = NULL;
-
- debugfs_remove(phba->debug_InjErrLBA); /* InjErrLBA */
- phba->debug_InjErrLBA = NULL;
-
- debugfs_remove(phba->debug_InjErrNPortID);
- phba->debug_InjErrNPortID = NULL;
-
- debugfs_remove(phba->debug_InjErrWWPN); /* InjErrWWPN */
- phba->debug_InjErrWWPN = NULL;
-
- debugfs_remove(phba->debug_writeGuard); /* writeGuard */
- phba->debug_writeGuard = NULL;
-
- debugfs_remove(phba->debug_writeApp); /* writeApp */
- phba->debug_writeApp = NULL;
-
- debugfs_remove(phba->debug_writeRef); /* writeRef */
- phba->debug_writeRef = NULL;
-
- debugfs_remove(phba->debug_readGuard); /* readGuard */
- phba->debug_readGuard = NULL;
-
- debugfs_remove(phba->debug_readApp); /* readApp */
- phba->debug_readApp = NULL;
-
- debugfs_remove(phba->debug_readRef); /* readRef */
- phba->debug_readRef = NULL;
-
+ if (!phba->debugfs_vport_count) {
kfree(phba->slow_ring_trc);
phba->slow_ring_trc = NULL;
- /* slow_ring_trace */
- debugfs_remove(phba->debug_slow_ring_trc);
- phba->debug_slow_ring_trc = NULL;
-
- debugfs_remove(phba->debug_nvmeio_trc);
- phba->debug_nvmeio_trc = NULL;
-
kfree(phba->nvmeio_trc);
phba->nvmeio_trc = NULL;
- /*
- * iDiag release
- */
- if (phba->sli_rev == LPFC_SLI_REV4) {
- /* iDiag extAcc */
- debugfs_remove(phba->idiag_ext_acc);
- phba->idiag_ext_acc = NULL;
-
- /* iDiag mbxAcc */
- debugfs_remove(phba->idiag_mbx_acc);
- phba->idiag_mbx_acc = NULL;
-
- /* iDiag ctlAcc */
- debugfs_remove(phba->idiag_ctl_acc);
- phba->idiag_ctl_acc = NULL;
-
- /* iDiag drbAcc */
- debugfs_remove(phba->idiag_drb_acc);
- phba->idiag_drb_acc = NULL;
-
- /* iDiag queAcc */
- debugfs_remove(phba->idiag_que_acc);
- phba->idiag_que_acc = NULL;
-
- /* iDiag queInfo */
- debugfs_remove(phba->idiag_que_info);
- phba->idiag_que_info = NULL;
-
- /* iDiag barAcc */
- debugfs_remove(phba->idiag_bar_acc);
- phba->idiag_bar_acc = NULL;
-
- /* iDiag pciCfg */
- debugfs_remove(phba->idiag_pci_cfg);
- phba->idiag_pci_cfg = NULL;
-
- /* Finally remove the iDiag debugfs root */
- debugfs_remove(phba->idiag_root);
- phba->idiag_root = NULL;
- }
-
if (phba->hba_debugfs_root) {
debugfs_remove(phba->hba_debugfs_root); /* fnX */
phba->hba_debugfs_root = NULL;
- atomic_dec(&lpfc_debugfs_hba_count);
+ lpfc_debugfs_hba_count--;
}
- if (atomic_read(&lpfc_debugfs_hba_count) == 0) {
+ if (!lpfc_debugfs_hba_count) {
debugfs_remove(lpfc_debugfs_root); /* lpfc */
lpfc_debugfs_root = NULL;
}