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libata: Add tracepoints

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Add some tracepoints for ata_qc_issue, ata_qc_complete, and
ata_eh_link_autopsy.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Hannes Reinecke 2015-03-27 16:46:38 +01:00 committed by Tejun Heo
parent a1524f226a
commit 255c03d15a
5 changed files with 488 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/ata/Makefile
View file

@ -111,7 +111,8 @@ obj-$(CONFIG_ATA_GENERIC) += ata_generic.o
# Should be last libata driver # Should be last libata driver
obj-$(CONFIG_PATA_LEGACY) += pata_legacy.o obj-$(CONFIG_PATA_LEGACY) += pata_legacy.o
libata-y := libata-core.o libata-scsi.o libata-eh.o libata-transport.o libata-y := libata-core.o libata-scsi.o libata-eh.o \
libata-transport.o libata-trace.o
libata-$(CONFIG_ATA_SFF) += libata-sff.o libata-$(CONFIG_ATA_SFF) += libata-sff.o
libata-$(CONFIG_SATA_PMP) += libata-pmp.o libata-$(CONFIG_SATA_PMP) += libata-pmp.o
libata-$(CONFIG_ATA_ACPI) += libata-acpi.o libata-$(CONFIG_ATA_ACPI) += libata-acpi.o

8
drivers/ata/libata-core.c
View file

@ -70,6 +70,9 @@
#include <linux/pm_runtime.h> #include <linux/pm_runtime.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#define CREATE_TRACE_POINTS
#include <trace/events/libata.h>
#include "libata.h" #include "libata.h"
#include "libata-transport.h" #include "libata-transport.h"
@ -4904,6 +4907,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
*/ */
if (unlikely(ata_tag_internal(qc->tag))) { if (unlikely(ata_tag_internal(qc->tag))) {
fill_result_tf(qc); fill_result_tf(qc);
trace_ata_qc_complete_internal(qc);
__ata_qc_complete(qc); __ata_qc_complete(qc);
return; return;
} }
@ -4914,6 +4918,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
*/ */
if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) { if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) {
fill_result_tf(qc); fill_result_tf(qc);
trace_ata_qc_complete_failed(qc);
ata_qc_schedule_eh(qc); ata_qc_schedule_eh(qc);
return; return;
} }
@ -4924,6 +4929,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
if (qc->flags & ATA_QCFLAG_RESULT_TF) if (qc->flags & ATA_QCFLAG_RESULT_TF)
fill_result_tf(qc); fill_result_tf(qc);
trace_ata_qc_complete_done(qc);
/* Some commands need post-processing after successful /* Some commands need post-processing after successful
* completion. * completion.
*/ */
@ -5071,7 +5077,7 @@ void ata_qc_issue(struct ata_queued_cmd *qc)
} }
ap->ops->qc_prep(qc); ap->ops->qc_prep(qc);
trace_ata_qc_issue(qc);
qc->err_mask |= ap->ops->qc_issue(qc); qc->err_mask |= ap->ops->qc_issue(qc);
if (unlikely(qc->err_mask)) if (unlikely(qc->err_mask))
goto err; goto err;

4
drivers/ata/libata-eh.c
View file

@ -46,6 +46,7 @@
#include <linux/libata.h> #include <linux/libata.h>
#include <trace/events/libata.h>
#include "libata.h" #include "libata.h"
enum { enum {
@ -2291,6 +2292,7 @@ static void ata_eh_link_autopsy(struct ata_link *link)
all_err_mask |= qc->err_mask; all_err_mask |= qc->err_mask;
if (qc->flags & ATA_QCFLAG_IO) if (qc->flags & ATA_QCFLAG_IO)
eflags |= ATA_EFLAG_IS_IO; eflags |= ATA_EFLAG_IS_IO;
trace_ata_eh_link_autopsy_qc(qc);
} }
/* enforce default EH actions */ /* enforce default EH actions */
@ -2325,7 +2327,7 @@ static void ata_eh_link_autopsy(struct ata_link *link)
eflags |= ATA_EFLAG_DUBIOUS_XFER; eflags |= ATA_EFLAG_DUBIOUS_XFER;
ehc->i.action |= ata_eh_speed_down(dev, eflags, all_err_mask); ehc->i.action |= ata_eh_speed_down(dev, eflags, all_err_mask);
} }
trace_ata_eh_link_autopsy(dev, ehc->i.action, all_err_mask);
DPRINTK("EXIT\n"); DPRINTK("EXIT\n");
} }

151
drivers/ata/libata-trace.c Normal file
View file

@ -0,0 +1,151 @@
/*
* libata-trace.c - trace functions for libata
*
* Copyright 2015 Hannes Reinecke
* Copyright 2015 SUSE Linux GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/kernel.h>
#include <linux/trace_seq.h>
#include <trace/events/libata.h>
const char *
libata_trace_parse_status(struct trace_seq *p, unsigned char status)
{
const char *ret = trace_seq_buffer_ptr(p);
trace_seq_printf(p, "{ ");
if (status & ATA_BUSY)
trace_seq_printf(p, "BUSY ");
if (status & ATA_DRDY)
trace_seq_printf(p, "DRDY ");
if (status & ATA_DF)
trace_seq_printf(p, "DF ");
if (status & ATA_DSC)
trace_seq_printf(p, "DSC ");
if (status & ATA_DRQ)
trace_seq_printf(p, "DRQ ");
if (status & ATA_CORR)
trace_seq_printf(p, "CORR ");
if (status & ATA_SENSE)
trace_seq_printf(p, "SENSE ");
if (status & ATA_ERR)
trace_seq_printf(p, "ERR ");
trace_seq_putc(p, '}');
trace_seq_putc(p, 0);
return ret;
}
const char *
libata_trace_parse_eh_action(struct trace_seq *p, unsigned int eh_action)
{
const char *ret = trace_seq_buffer_ptr(p);
trace_seq_printf(p, "%x", eh_action);
if (eh_action) {
trace_seq_printf(p, "{ ");
if (eh_action & ATA_EH_REVALIDATE)
trace_seq_printf(p, "REVALIDATE ");
if (eh_action & (ATA_EH_SOFTRESET | ATA_EH_HARDRESET))
trace_seq_printf(p, "RESET ");
else if (eh_action & ATA_EH_SOFTRESET)
trace_seq_printf(p, "SOFTRESET ");
else if (eh_action & ATA_EH_HARDRESET)
trace_seq_printf(p, "HARDRESET ");
if (eh_action & ATA_EH_ENABLE_LINK)
trace_seq_printf(p, "ENABLE_LINK ");
if (eh_action & ATA_EH_PARK)
trace_seq_printf(p, "PARK ");
trace_seq_putc(p, '}');
}
trace_seq_putc(p, 0);
return ret;
}
const char *
libata_trace_parse_eh_err_mask(struct trace_seq *p, unsigned int eh_err_mask)
{
const char *ret = trace_seq_buffer_ptr(p);
trace_seq_printf(p, "%x", eh_err_mask);
if (eh_err_mask) {
trace_seq_printf(p, "{ ");
if (eh_err_mask & AC_ERR_DEV)
trace_seq_printf(p, "DEV ");
if (eh_err_mask & AC_ERR_HSM)
trace_seq_printf(p, "HSM ");
if (eh_err_mask & AC_ERR_TIMEOUT)
trace_seq_printf(p, "TIMEOUT ");
if (eh_err_mask & AC_ERR_MEDIA)
trace_seq_printf(p, "MEDIA ");
if (eh_err_mask & AC_ERR_ATA_BUS)
trace_seq_printf(p, "ATA_BUS ");
if (eh_err_mask & AC_ERR_HOST_BUS)
trace_seq_printf(p, "HOST_BUS ");
if (eh_err_mask & AC_ERR_SYSTEM)
trace_seq_printf(p, "SYSTEM ");
if (eh_err_mask & AC_ERR_INVALID)
trace_seq_printf(p, "INVALID ");
if (eh_err_mask & AC_ERR_OTHER)
trace_seq_printf(p, "OTHER ");
if (eh_err_mask & AC_ERR_NODEV_HINT)
trace_seq_printf(p, "NODEV_HINT ");
if (eh_err_mask & AC_ERR_NCQ)
trace_seq_printf(p, "NCQ ");
trace_seq_putc(p, '}');
}
trace_seq_putc(p, 0);
return ret;
}
const char *
libata_trace_parse_qc_flags(struct trace_seq *p, unsigned int qc_flags)
{
const char *ret = trace_seq_buffer_ptr(p);
trace_seq_printf(p, "%x", qc_flags);
if (qc_flags) {
trace_seq_printf(p, "{ ");
if (qc_flags & ATA_QCFLAG_ACTIVE)
trace_seq_printf(p, "ACTIVE ");
if (qc_flags & ATA_QCFLAG_DMAMAP)
trace_seq_printf(p, "DMAMAP ");
if (qc_flags & ATA_QCFLAG_IO)
trace_seq_printf(p, "IO ");
if (qc_flags & ATA_QCFLAG_RESULT_TF)
trace_seq_printf(p, "RESULT_TF ");
if (qc_flags & ATA_QCFLAG_CLEAR_EXCL)
trace_seq_printf(p, "CLEAR_EXCL ");
if (qc_flags & ATA_QCFLAG_QUIET)
trace_seq_printf(p, "QUIET ");
if (qc_flags & ATA_QCFLAG_RETRY)
trace_seq_printf(p, "RETRY ");
if (qc_flags & ATA_QCFLAG_FAILED)
trace_seq_printf(p, "FAILED ");
if (qc_flags & ATA_QCFLAG_SENSE_VALID)
trace_seq_printf(p, "SENSE_VALID ");
if (qc_flags & ATA_QCFLAG_EH_SCHEDULED)
trace_seq_printf(p, "EH_SCHEDULED ");
trace_seq_putc(p, '}');
}
trace_seq_putc(p, 0);
return ret;
}

325
include/trace/events/libata.h Normal file
View file

@ -0,0 +1,325 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM libata
#if !defined(_TRACE_LIBATA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_LIBATA_H
#include <linux/ata.h>
#include <linux/libata.h>
#include <linux/tracepoint.h>
#include <linux/trace_seq.h>
#define ata_opcode_name(opcode) { opcode, #opcode }
#define show_opcode_name(val) \
__print_symbolic(val, \
ata_opcode_name(ATA_CMD_DEV_RESET), \
ata_opcode_name(ATA_CMD_CHK_POWER), \
ata_opcode_name(ATA_CMD_STANDBY), \
ata_opcode_name(ATA_CMD_IDLE), \
ata_opcode_name(ATA_CMD_EDD), \
ata_opcode_name(ATA_CMD_DOWNLOAD_MICRO), \
ata_opcode_name(ATA_CMD_DOWNLOAD_MICRO_DMA), \
ata_opcode_name(ATA_CMD_NOP), \
ata_opcode_name(ATA_CMD_FLUSH), \
ata_opcode_name(ATA_CMD_FLUSH_EXT), \
ata_opcode_name(ATA_CMD_ID_ATA), \
ata_opcode_name(ATA_CMD_ID_ATAPI), \
ata_opcode_name(ATA_CMD_SERVICE), \
ata_opcode_name(ATA_CMD_READ), \
ata_opcode_name(ATA_CMD_READ_EXT), \
ata_opcode_name(ATA_CMD_READ_QUEUED), \
ata_opcode_name(ATA_CMD_READ_STREAM_EXT), \
ata_opcode_name(ATA_CMD_READ_STREAM_DMA_EXT), \
ata_opcode_name(ATA_CMD_WRITE), \
ata_opcode_name(ATA_CMD_WRITE_EXT), \
ata_opcode_name(ATA_CMD_WRITE_QUEUED), \
ata_opcode_name(ATA_CMD_WRITE_STREAM_EXT), \
ata_opcode_name(ATA_CMD_WRITE_STREAM_DMA_EXT), \
ata_opcode_name(ATA_CMD_WRITE_FUA_EXT), \
ata_opcode_name(ATA_CMD_WRITE_QUEUED_FUA_EXT), \
ata_opcode_name(ATA_CMD_FPDMA_READ), \
ata_opcode_name(ATA_CMD_FPDMA_WRITE), \
ata_opcode_name(ATA_CMD_FPDMA_SEND), \
ata_opcode_name(ATA_CMD_FPDMA_RECV), \
ata_opcode_name(ATA_CMD_PIO_READ), \
ata_opcode_name(ATA_CMD_PIO_READ_EXT), \
ata_opcode_name(ATA_CMD_PIO_WRITE), \
ata_opcode_name(ATA_CMD_PIO_WRITE_EXT), \
ata_opcode_name(ATA_CMD_READ_MULTI), \
ata_opcode_name(ATA_CMD_READ_MULTI_EXT), \
ata_opcode_name(ATA_CMD_WRITE_MULTI), \
ata_opcode_name(ATA_CMD_WRITE_MULTI_EXT), \
ata_opcode_name(ATA_CMD_WRITE_MULTI_FUA_EXT), \
ata_opcode_name(ATA_CMD_SET_FEATURES), \
ata_opcode_name(ATA_CMD_SET_MULTI), \
ata_opcode_name(ATA_CMD_PACKET), \
ata_opcode_name(ATA_CMD_VERIFY), \
ata_opcode_name(ATA_CMD_VERIFY_EXT), \
ata_opcode_name(ATA_CMD_WRITE_UNCORR_EXT), \
ata_opcode_name(ATA_CMD_STANDBYNOW1), \
ata_opcode_name(ATA_CMD_IDLEIMMEDIATE), \
ata_opcode_name(ATA_CMD_SLEEP), \
ata_opcode_name(ATA_CMD_INIT_DEV_PARAMS), \
ata_opcode_name(ATA_CMD_READ_NATIVE_MAX), \
ata_opcode_name(ATA_CMD_READ_NATIVE_MAX_EXT), \
ata_opcode_name(ATA_CMD_SET_MAX), \
ata_opcode_name(ATA_CMD_SET_MAX_EXT), \
ata_opcode_name(ATA_CMD_READ_LOG_EXT), \
ata_opcode_name(ATA_CMD_WRITE_LOG_EXT), \
ata_opcode_name(ATA_CMD_READ_LOG_DMA_EXT), \
ata_opcode_name(ATA_CMD_WRITE_LOG_DMA_EXT), \
ata_opcode_name(ATA_CMD_TRUSTED_NONDATA), \
ata_opcode_name(ATA_CMD_TRUSTED_RCV), \
ata_opcode_name(ATA_CMD_TRUSTED_RCV_DMA), \
ata_opcode_name(ATA_CMD_TRUSTED_SND), \
ata_opcode_name(ATA_CMD_TRUSTED_SND_DMA), \
ata_opcode_name(ATA_CMD_PMP_READ), \
ata_opcode_name(ATA_CMD_PMP_READ_DMA), \
ata_opcode_name(ATA_CMD_PMP_WRITE), \
ata_opcode_name(ATA_CMD_PMP_WRITE_DMA), \
ata_opcode_name(ATA_CMD_CONF_OVERLAY), \
ata_opcode_name(ATA_CMD_SEC_SET_PASS), \
ata_opcode_name(ATA_CMD_SEC_UNLOCK), \
ata_opcode_name(ATA_CMD_SEC_ERASE_PREP), \
ata_opcode_name(ATA_CMD_SEC_ERASE_UNIT), \
ata_opcode_name(ATA_CMD_SEC_FREEZE_LOCK), \
ata_opcode_name(ATA_CMD_SEC_DISABLE_PASS), \
ata_opcode_name(ATA_CMD_CONFIG_STREAM), \
ata_opcode_name(ATA_CMD_SMART), \
ata_opcode_name(ATA_CMD_MEDIA_LOCK), \
ata_opcode_name(ATA_CMD_MEDIA_UNLOCK), \
ata_opcode_name(ATA_CMD_DSM), \
ata_opcode_name(ATA_CMD_CHK_MED_CRD_TYP), \
ata_opcode_name(ATA_CMD_CFA_REQ_EXT_ERR), \
ata_opcode_name(ATA_CMD_CFA_WRITE_NE), \
ata_opcode_name(ATA_CMD_CFA_TRANS_SECT), \
ata_opcode_name(ATA_CMD_CFA_ERASE), \
ata_opcode_name(ATA_CMD_CFA_WRITE_MULT_NE), \
ata_opcode_name(ATA_CMD_REQ_SENSE_DATA), \
ata_opcode_name(ATA_CMD_SANITIZE_DEVICE), \
ata_opcode_name(ATA_CMD_RESTORE), \
ata_opcode_name(ATA_CMD_READ_LONG), \
ata_opcode_name(ATA_CMD_READ_LONG_ONCE), \
ata_opcode_name(ATA_CMD_WRITE_LONG), \
ata_opcode_name(ATA_CMD_WRITE_LONG_ONCE))
#define ata_error_name(result) { result, #result }
#define show_error_name(val) \
__print_symbolic(val, \
ata_error_name(ATA_ICRC), \
ata_error_name(ATA_UNC), \
ata_error_name(ATA_MC), \
ata_error_name(ATA_IDNF), \
ata_error_name(ATA_MCR), \
ata_error_name(ATA_ABORTED), \
ata_error_name(ATA_TRK0NF), \
ata_error_name(ATA_AMNF))
#define ata_protocol_name(proto) { proto, #proto }
#define show_protocol_name(val) \
__print_symbolic(val, \
ata_protocol_name(ATA_PROT_UNKNOWN), \
ata_protocol_name(ATA_PROT_NODATA), \
ata_protocol_name(ATA_PROT_PIO), \
ata_protocol_name(ATA_PROT_DMA), \
ata_protocol_name(ATA_PROT_NCQ), \
ata_protocol_name(ATAPI_PROT_NODATA), \
ata_protocol_name(ATAPI_PROT_PIO), \
ata_protocol_name(ATAPI_PROT_DMA))
const char *libata_trace_parse_status(struct trace_seq*, unsigned char);
#define __parse_status(s) libata_trace_parse_status(p, s)
const char *libata_trace_parse_eh_action(struct trace_seq *, unsigned int);
#define __parse_eh_action(a) libata_trace_parse_eh_action(p, a)
const char *libata_trace_parse_eh_err_mask(struct trace_seq *, unsigned int);
#define __parse_eh_err_mask(m) libata_trace_parse_eh_err_mask(p, m)
const char *libata_trace_parse_qc_flags(struct trace_seq *, unsigned int);
#define __parse_qc_flags(f) libata_trace_parse_qc_flags(p, f)
TRACE_EVENT(ata_qc_issue,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, ata_dev )
__field( unsigned int, tag )
__field( unsigned char, cmd )
__field( unsigned char, dev )
__field( unsigned char, lbal )
__field( unsigned char, lbam )
__field( unsigned char, lbah )
__field( unsigned char, nsect )
__field( unsigned char, feature )
__field( unsigned char, hob_lbal )
__field( unsigned char, hob_lbam )
__field( unsigned char, hob_lbah )
__field( unsigned char, hob_nsect )
__field( unsigned char, hob_feature )
__field( unsigned char, ctl )
__field( unsigned char, proto )
__field( unsigned long, flags )
),
TP_fast_assign(
__entry->ata_port = qc->ap->print_id;
__entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
__entry->tag = qc->tag;
__entry->proto = qc->tf.protocol;
__entry->cmd = qc->tf.command;
__entry->dev = qc->tf.device;
__entry->lbal = qc->tf.lbal;
__entry->lbam = qc->tf.lbam;
__entry->lbah = qc->tf.lbah;
__entry->hob_lbal = qc->tf.hob_lbal;
__entry->hob_lbam = qc->tf.hob_lbam;
__entry->hob_lbah = qc->tf.hob_lbah;
__entry->feature = qc->tf.feature;
__entry->hob_feature = qc->tf.hob_feature;
__entry->nsect = qc->tf.nsect;
__entry->hob_nsect = qc->tf.hob_nsect;
),
TP_printk("ata_port=%u ata_dev=%u tag=%d proto=%s cmd=%s " \
" tf=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
__entry->ata_port, __entry->ata_dev, __entry->tag,
show_protocol_name(__entry->proto),
show_opcode_name(__entry->cmd),
__entry->cmd, __entry->feature, __entry->nsect,
__entry->lbal, __entry->lbam, __entry->lbah,
__entry->hob_feature, __entry->hob_nsect,
__entry->hob_lbal, __entry->hob_lbam, __entry->hob_lbah,
__entry->dev)
);
DECLARE_EVENT_CLASS(ata_qc_complete_template,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, ata_dev )
__field( unsigned int, tag )
__field( unsigned char, status )
__field( unsigned char, dev )
__field( unsigned char, lbal )
__field( unsigned char, lbam )
__field( unsigned char, lbah )
__field( unsigned char, nsect )
__field( unsigned char, error )
__field( unsigned char, hob_lbal )
__field( unsigned char, hob_lbam )
__field( unsigned char, hob_lbah )
__field( unsigned char, hob_nsect )
__field( unsigned char, hob_feature )
__field( unsigned char, ctl )
__field( unsigned long, flags )
),
TP_fast_assign(
__entry->ata_port = qc->ap->print_id;
__entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
__entry->tag = qc->tag;
__entry->status = qc->result_tf.command;
__entry->dev = qc->result_tf.device;
__entry->lbal = qc->result_tf.lbal;
__entry->lbam = qc->result_tf.lbam;
__entry->lbah = qc->result_tf.lbah;
__entry->hob_lbal = qc->result_tf.hob_lbal;
__entry->hob_lbam = qc->result_tf.hob_lbam;
__entry->hob_lbah = qc->result_tf.hob_lbah;
__entry->error = qc->result_tf.feature;
__entry->hob_feature = qc->result_tf.hob_feature;
__entry->nsect = qc->result_tf.nsect;
__entry->hob_nsect = qc->result_tf.hob_nsect;
),
TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s status=%s " \
" res=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
__entry->ata_port, __entry->ata_dev, __entry->tag,
__parse_qc_flags(__entry->flags),
__parse_status(__entry->status),
__entry->status, __entry->error, __entry->nsect,
__entry->lbal, __entry->lbam, __entry->lbah,
__entry->hob_feature, __entry->hob_nsect,
__entry->hob_lbal, __entry->hob_lbam, __entry->hob_lbah,
__entry->dev)
);
DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_internal,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc));
DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_failed,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc));
DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_done,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc));
TRACE_EVENT(ata_eh_link_autopsy,
TP_PROTO(struct ata_device *dev, unsigned int eh_action, unsigned int eh_err_mask),
TP_ARGS(dev, eh_action, eh_err_mask),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, ata_dev )
__field( unsigned int, eh_action )
__field( unsigned int, eh_err_mask)
),
TP_fast_assign(
__entry->ata_port = dev->link->ap->print_id;
__entry->ata_dev = dev->link->pmp + dev->devno;
__entry->eh_action = eh_action;
__entry->eh_err_mask = eh_err_mask;
),
TP_printk("ata_port=%u ata_dev=%u eh_action=%s err_mask=%s",
__entry->ata_port, __entry->ata_dev,
__parse_eh_action(__entry->eh_action),
__parse_eh_err_mask(__entry->eh_err_mask))
);
TRACE_EVENT(ata_eh_link_autopsy_qc,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, ata_dev )
__field( unsigned int, tag )
__field( unsigned int, qc_flags )
__field( unsigned int, eh_err_mask)
),
TP_fast_assign(
__entry->ata_port = qc->ap->print_id;
__entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
__entry->tag = qc->tag;
__entry->qc_flags = qc->flags;
__entry->eh_err_mask = qc->err_mask;
),
TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s err_mask=%s",
__entry->ata_port, __entry->ata_dev, __entry->tag,
__parse_qc_flags(__entry->qc_flags),
__parse_eh_err_mask(__entry->eh_err_mask))
);
#endif /* _TRACE_LIBATA_H */
/* This part must be outside protection */
#include <trace/define_trace.h>