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numam-spdk/lib/ftl/ftl_trace.c
Wojciech Malikowski 95ace66f8d lib/ftl: Remove ftl_md struct from band 
Keep lba map related fields in separate struct directly
in the band. Cleanup interfaces depended on ftl_md.

Lba map structure will be extended in next commit.

Change-Id: I1cfc2f2ff0c0e90bb63f39808780845673002e70
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/453370
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-06-07 04:39:14 +00:00

359 lines
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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk/trace.h"
#include "ftl_core.h"
#include "ftl_trace.h"
#include "ftl_io.h"
#include "ftl_band.h"
#include "ftl_rwb.h"
#define OWNER_FTL 0x20
#define TRACE_GROUP_FTL 0x6
enum ftl_trace_source {
FTL_TRACE_SOURCE_INTERNAL,
FTL_TRACE_SOURCE_USER,
FTL_TRACE_SOURCE_MAX,
};
#define FTL_TPOINT_ID(id, src) SPDK_TPOINT_ID(TRACE_GROUP_FTL, (((id) << 1) | (!!(src))))
#define FTL_TRACE_BAND_DEFRAG(src) FTL_TPOINT_ID(0, src)
#define FTL_TRACE_BAND_WRITE(src) FTL_TPOINT_ID(1, src)
#define FTL_TRACE_LIMITS(src) FTL_TPOINT_ID(2, src)
#define FTL_TRACE_RWB_POP(src) FTL_TPOINT_ID(3, src)
#define FTL_TRACE_READ_SCHEDULE(src) FTL_TPOINT_ID(4, src)
#define FTL_TRACE_READ_SUBMISSION(src) FTL_TPOINT_ID(5, src)
#define FTL_TRACE_READ_COMPLETION_INVALID(src) FTL_TPOINT_ID(6, src)
#define FTL_TRACE_READ_COMPLETION_CACHE(src) FTL_TPOINT_ID(7, src)
#define FTL_TRACE_READ_COMPLETION_DISK(src) FTL_TPOINT_ID(8, src)
#define FTL_TRACE_MD_READ_SCHEDULE(src) FTL_TPOINT_ID(9, src)
#define FTL_TRACE_MD_READ_SUBMISSION(src) FTL_TPOINT_ID(10, src)
#define FTL_TRACE_MD_READ_COMPLETION(src) FTL_TPOINT_ID(11, src)
#define FTL_TRACE_WRITE_SCHEDULE(src) FTL_TPOINT_ID(12, src)
#define FTL_TRACE_WRITE_RWB_FILL(src) FTL_TPOINT_ID(13, src)
#define FTL_TRACE_WRITE_SUBMISSION(src) FTL_TPOINT_ID(14, src)
#define FTL_TRACE_WRITE_COMPLETION(src) FTL_TPOINT_ID(15, src)
#define FTL_TRACE_MD_WRITE_SCHEDULE(src) FTL_TPOINT_ID(16, src)
#define FTL_TRACE_MD_WRITE_SUBMISSION(src) FTL_TPOINT_ID(17, src)
#define FTL_TRACE_MD_WRITE_COMPLETION(src) FTL_TPOINT_ID(18, src)
#define FTL_TRACE_ERASE_SUBMISSION(src) FTL_TPOINT_ID(19, src)
#define FTL_TRACE_ERASE_COMPLETION(src) FTL_TPOINT_ID(20, src)
SPDK_TRACE_REGISTER_FN(ftl_trace_func, "ftl", TRACE_GROUP_FTL)
{
const char source[] = { 'i', 'u' };
char descbuf[128];
int i;
spdk_trace_register_owner(OWNER_FTL, 'f');
for (i = 0; i < FTL_TRACE_SOURCE_MAX; ++i) {
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "band_defrag");
spdk_trace_register_description(descbuf, FTL_TRACE_BAND_DEFRAG(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "band: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "band_write");
spdk_trace_register_description(descbuf, FTL_TRACE_BAND_WRITE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "band: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "limits");
spdk_trace_register_description(descbuf, FTL_TRACE_LIMITS(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "limits: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "rwb_pop");
spdk_trace_register_description(descbuf, FTL_TRACE_RWB_POP(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_sched");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_SCHEDULE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_submit");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_SUBMISSION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_cmpl");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_COMPLETION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_sched");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_SCHEDULE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_submit");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_SUBMISSION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_cmpl");
spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_COMPLETION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_sched");
spdk_trace_register_description(descbuf, FTL_TRACE_READ_SCHEDULE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_submit");
spdk_trace_register_description(descbuf, FTL_TRACE_READ_SUBMISSION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_invld");
spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_INVALID(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_cache");
spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_CACHE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_ssd");
spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_DISK(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_sched");
spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_SCHEDULE(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "rwb_fill");
spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_RWB_FILL(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_submit");
spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_SUBMISSION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_cmpl");
spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_COMPLETION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "lba: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "erase_submit");
spdk_trace_register_description(descbuf, FTL_TRACE_ERASE_SUBMISSION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "erase_cmpl");
spdk_trace_register_description(descbuf, FTL_TRACE_ERASE_COMPLETION(i),
OWNER_FTL, OBJECT_NONE, 0, 0, "ppa: ");
}
}
static uint16_t
ftl_trace_io_source(const struct ftl_io *io)
{
if (io->flags & FTL_IO_INTERNAL) {
return FTL_TRACE_SOURCE_INTERNAL;
} else {
return FTL_TRACE_SOURCE_USER;
}
}
static uint64_t
ftl_trace_next_id(struct ftl_trace *trace)
{
assert(trace->id != FTL_TRACE_INVALID_ID);
return __atomic_fetch_add(&trace->id, 1, __ATOMIC_SEQ_CST);
}
void
ftl_trace_defrag_band(struct spdk_ftl_dev *dev, const struct ftl_band *band)
{
struct ftl_trace *trace = &dev->stats.trace;
spdk_trace_record(FTL_TRACE_BAND_DEFRAG(FTL_TRACE_SOURCE_INTERNAL),
ftl_trace_next_id(trace), 0, band->lba_map.num_vld, band->id);
}
void
ftl_trace_write_band(struct spdk_ftl_dev *dev, const struct ftl_band *band)
{
struct ftl_trace *trace = &dev->stats.trace;
spdk_trace_record(FTL_TRACE_BAND_WRITE(FTL_TRACE_SOURCE_INTERNAL),
ftl_trace_next_id(trace), 0, 0, band->id);
}
void
ftl_trace_lba_io_init(struct spdk_ftl_dev *dev, const struct ftl_io *io)
{
uint16_t tpoint_id = 0, source;
assert(io->trace != FTL_TRACE_INVALID_ID);
source = ftl_trace_io_source(io);
if (io->flags & FTL_IO_MD) {
switch (io->type) {
case FTL_IO_READ:
tpoint_id = FTL_TRACE_MD_READ_SCHEDULE(source);
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_MD_WRITE_SCHEDULE(source);
break;
default:
assert(0);
}
} else {
switch (io->type) {
case FTL_IO_READ:
tpoint_id = FTL_TRACE_READ_SCHEDULE(source);
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_WRITE_SCHEDULE(source);
break;
default:
assert(0);
}
}
spdk_trace_record(tpoint_id, io->trace, io->lbk_cnt, 0, ftl_io_get_lba(io, 0));
}
void
ftl_trace_rwb_fill(struct spdk_ftl_dev *dev, const struct ftl_io *io)
{
assert(io->trace != FTL_TRACE_INVALID_ID);
spdk_trace_record(FTL_TRACE_WRITE_RWB_FILL(ftl_trace_io_source(io)), io->trace,
0, 0, ftl_io_current_lba(io));
}
void
ftl_trace_rwb_pop(struct spdk_ftl_dev *dev, const struct ftl_rwb_entry *entry)
{
uint16_t tpoint_id;
assert(entry->trace != FTL_TRACE_INVALID_ID);
if (ftl_rwb_entry_internal(entry)) {
tpoint_id = FTL_TRACE_RWB_POP(FTL_TRACE_SOURCE_INTERNAL);
} else {
tpoint_id = FTL_TRACE_RWB_POP(FTL_TRACE_SOURCE_USER);
}
spdk_trace_record(tpoint_id, entry->trace, 0, entry->ppa.ppa, entry->lba);
}
void
ftl_trace_completion(struct spdk_ftl_dev *dev, const struct ftl_io *io,
enum ftl_trace_completion completion)
{
uint16_t tpoint_id = 0, source;
assert(io->trace != FTL_TRACE_INVALID_ID);
source = ftl_trace_io_source(io);
if (io->flags & FTL_IO_MD) {
switch (io->type) {
case FTL_IO_READ:
tpoint_id = FTL_TRACE_MD_READ_COMPLETION(source);
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_MD_WRITE_COMPLETION(source);
break;
default:
assert(0);
}
} else {
switch (io->type) {
case FTL_IO_READ:
switch (completion) {
case FTL_TRACE_COMPLETION_INVALID:
tpoint_id = FTL_TRACE_READ_COMPLETION_INVALID(source);
break;
case FTL_TRACE_COMPLETION_CACHE:
tpoint_id = FTL_TRACE_READ_COMPLETION_CACHE(source);
break;
case FTL_TRACE_COMPLETION_DISK:
tpoint_id = FTL_TRACE_READ_COMPLETION_DISK(source);
break;
}
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_WRITE_COMPLETION(source);
break;
case FTL_IO_ERASE:
tpoint_id = FTL_TRACE_ERASE_COMPLETION(source);
break;
default:
assert(0);
}
}
spdk_trace_record(tpoint_id, io->trace, 0, 0, ftl_io_get_lba(io, io->pos - 1));
}
void
ftl_trace_submission(struct spdk_ftl_dev *dev, const struct ftl_io *io, struct ftl_ppa ppa,
size_t ppa_cnt)
{
uint16_t tpoint_id = 0, source;
assert(io->trace != FTL_TRACE_INVALID_ID);
source = ftl_trace_io_source(io);
if (io->flags & FTL_IO_MD) {
switch (io->type) {
case FTL_IO_READ:
tpoint_id = FTL_TRACE_MD_READ_SUBMISSION(source);
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_MD_WRITE_SUBMISSION(source);
break;
default:
assert(0);
}
} else {
switch (io->type) {
case FTL_IO_READ:
tpoint_id = FTL_TRACE_READ_SUBMISSION(source);
break;
case FTL_IO_WRITE:
tpoint_id = FTL_TRACE_WRITE_SUBMISSION(source);
break;
case FTL_IO_ERASE:
tpoint_id = FTL_TRACE_ERASE_SUBMISSION(source);
break;
default:
assert(0);
}
}
spdk_trace_record(tpoint_id, io->trace, ppa_cnt, 0, ppa.ppa);
}
void
ftl_trace_limits(struct spdk_ftl_dev *dev, const size_t *limits, size_t num_free)
{
struct ftl_trace *trace = &dev->stats.trace;
spdk_trace_record(FTL_TRACE_LIMITS(FTL_TRACE_SOURCE_INTERNAL), ftl_trace_next_id(trace),
num_free, limits[FTL_RWB_TYPE_INTERNAL], limits[FTL_RWB_TYPE_USER]);
}
uint64_t
ftl_trace_alloc_id(struct spdk_ftl_dev *dev)
{
struct ftl_trace *trace = &dev->stats.trace;
return ftl_trace_next_id(trace);
}
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