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scsi: mpt3sas: Print function name in which cmd timed out

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Print the function name in which MPT command got timed out. This will
facilitate debugging in which path corresponding MPT command got timeout in
first failure instance of log itself.

Link: https://lore.kernel.org/r/20191226111333.26131-9-sreekanth.reddy@broadcom.com
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Sreekanth Reddy 2019-12-26 06:13:31 -05:00 committed by Martin K. Petersen
parent 5b061980e3
commit c6bdb6a108
5 changed files with 38 additions and 33 deletions
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14
drivers/scsi/mpt3sas/mpt3sas_base.c
View file

@ -5984,10 +5984,9 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
ioc->ioc_link_reset_in_progress)
ioc->ioc_link_reset_in_progress = 0;
if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->base_cmds.status, mpi_request,
sizeof(Mpi2SasIoUnitControlRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc, ioc->base_cmds.status,
mpi_request, sizeof(Mpi2SasIoUnitControlRequest_t)/4,
issue_reset);
goto issue_host_reset;
}
if (ioc->base_cmds.status & MPT3_CMD_REPLY_VALID)
@ -6060,10 +6059,9 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
wait_for_completion_timeout(&ioc->base_cmds.done,
msecs_to_jiffies(10000));
if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->base_cmds.status, mpi_request,
sizeof(Mpi2SepRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->base_cmds.status, mpi_request,
sizeof(Mpi2SepRequest_t)/4, issue_reset);
goto issue_host_reset;
}
if (ioc->base_cmds.status & MPT3_CMD_REPLY_VALID)

5
drivers/scsi/mpt3sas/mpt3sas_base.h
View file

@ -1579,6 +1579,11 @@ mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc);
u8 mpt3sas_base_check_cmd_timeout(struct MPT3SAS_ADAPTER *ioc,
u8 status, void *mpi_request, int sz);
#define mpt3sas_check_cmd_timeout(ioc, status, mpi_request, sz, issue_reset) \
do { ioc_err(ioc, "In func: %s\n", __func__); \
issue_reset = mpt3sas_base_check_cmd_timeout(ioc, \
status, mpi_request, sz); } while (0)
int mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int wait_count);
/* scsih shared API */

7
drivers/scsi/mpt3sas/mpt3sas_config.c
View file

@ -303,6 +303,7 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
u8 retry_count, issue_host_reset = 0;
struct config_request mem;
u32 ioc_status = UINT_MAX;
u8 issue_reset = 0;
mutex_lock(&ioc->config_cmds.mutex);
if (ioc->config_cmds.status != MPT3_CMD_NOT_USED) {
@ -385,9 +386,9 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
if (!(ioc->logging_level & MPT_DEBUG_CONFIG))
_config_display_some_debug(ioc,
smid, "config_request", NULL);
mpt3sas_base_check_cmd_timeout(ioc,
ioc->config_cmds.status, mpi_request,
sizeof(Mpi2ConfigRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->config_cmds.status, mpi_request,
sizeof(Mpi2ConfigRequest_t)/4, issue_reset);
retry_count++;
if (ioc->config_cmds.smid == smid)
mpt3sas_base_free_smid(ioc, smid);

30
drivers/scsi/mpt3sas/mpt3sas_ctl.c
View file

@ -1028,10 +1028,9 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
ioc->ignore_loginfos = 0;
}
if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
karg.data_sge_offset);
mpt3sas_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
karg.data_sge_offset, issue_reset);
goto issue_host_reset;
}
@ -1741,10 +1740,9 @@ _ctl_diag_register_2(struct MPT3SAS_ADAPTER *ioc,
MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagBufferPostRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagBufferPostRequest_t)/4, issue_reset);
goto issue_host_reset;
}
@ -2116,6 +2114,7 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
u16 ioc_status;
u32 ioc_state;
int rc;
u8 reset_needed = 0;
dctlprintk(ioc, ioc_info(ioc, "%s\n",
__func__));
@ -2123,6 +2122,7 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
rc = 0;
*issue_reset = 0;
ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
if (ioc->diag_buffer_status[buffer_type] &
@ -2165,9 +2165,10 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
*issue_reset = mpt3sas_base_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagReleaseRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagReleaseRequest_t)/4, reset_needed);
*issue_reset = reset_needed;
rc = -EFAULT;
goto out;
}
@ -2425,10 +2426,9 @@ _ctl_diag_read_buffer(struct MPT3SAS_ADAPTER *ioc, void __user *arg)
MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagBufferPostRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->ctl_cmds.status, mpi_request,
sizeof(Mpi2DiagBufferPostRequest_t)/4, issue_reset);
goto issue_host_reset;
}

15
drivers/scsi/mpt3sas/mpt3sas_scsih.c
View file

@ -2728,6 +2728,7 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun,
u16 smid = 0;
u32 ioc_state;
int rc;
u8 issue_reset = 0;
lockdep_assert_held(&ioc->tm_cmds.mutex);
@ -2787,9 +2788,10 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun,
ioc->put_smid_hi_priority(ioc, smid, msix_task);
wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) {
if (mpt3sas_base_check_cmd_timeout(ioc,
ioc->tm_cmds.status, mpi_request,
sizeof(Mpi2SCSITaskManagementRequest_t)/4)) {
mpt3sas_check_cmd_timeout(ioc,
ioc->tm_cmds.status, mpi_request,
sizeof(Mpi2SCSITaskManagementRequest_t)/4, issue_reset);
if (issue_reset) {
rc = mpt3sas_base_hard_reset_handler(ioc,
FORCE_BIG_HAMMER);
rc = (!rc) ? SUCCESS : FAILED;
@ -7757,10 +7759,9 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
issue_reset =
mpt3sas_base_check_cmd_timeout(ioc,
ioc->scsih_cmds.status, mpi_request,
sizeof(Mpi2RaidActionRequest_t)/4);
mpt3sas_check_cmd_timeout(ioc,
ioc->scsih_cmds.status, mpi_request,
sizeof(Mpi2RaidActionRequest_t)/4, issue_reset);
rc = -EFAULT;
goto out;
}