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trace: allow arg1 to represent a string

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This requires changing arg1_is_ptr to arg1_type.
We will use this to print the first 8 characters of
a blobfs filename when collecting event trace data.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I1b321d99145e82b42dcf6d901ce9d6298158edae

Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/452259
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Ziye Yang <ziye.yang@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Jim Harris 2019-04-25 05:48:01 -07:00
parent e60cf7e47b
commit dd1c38cc68
8 changed files with 32 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
app/trace/trace.cpp
View File

@ -109,6 +109,13 @@ print_uint64(const char *arg_string, uint64_t arg)
printf("%-7.7s%-16jd ", arg_string, arg);
}
static void
print_string(const char *arg_string, uint64_t arg)
{
char *str = (char *)&arg;
printf("%-7.7s%.8s ", arg_string, str);
}
static void
print_size(uint32_t size)
{
@ -132,17 +139,23 @@ print_float(const char *arg_string, float arg)
}
static void
print_arg(bool arg_is_ptr, const char *arg_string, uint64_t arg)
print_arg(uint8_t arg_type, const char *arg_string, uint64_t arg)
{
if (arg_string[0] == 0) {
printf("%24s", "");
return;
}
if (arg_is_ptr) {
switch (arg_type) {
case SPDK_TRACE_ARG_TYPE_PTR:
print_ptr(arg_string, arg);
} else {
break;
case SPDK_TRACE_ARG_TYPE_INT:
print_uint64(arg_string, arg);
break;
case SPDK_TRACE_ARG_TYPE_STR:
print_string(arg_string, arg);
break;
}
}
@ -176,7 +189,7 @@ print_event(struct spdk_trace_entry *e, uint64_t tsc_rate,
printf("%-*s ", (int)sizeof(d->name), d->name);
print_size(e->size);
print_arg(d->arg1_is_ptr, d->arg1_name, e->arg1);
print_arg(d->arg1_type, d->arg1_name, e->arg1);
if (d->new_object) {
print_object_id(d->object_type, stats->index[e->object_id]);
} else if (d->object_type != OBJECT_NONE) {
@ -195,7 +208,7 @@ print_event(struct spdk_trace_entry *e, uint64_t tsc_rate,
printf("id: N/A");
}
} else if (e->object_id != 0) {
print_arg(true, "object: ", e->object_id);
print_arg(SPDK_TRACE_ARG_TYPE_PTR, "object: ", e->object_id);
}
printf("\n");
}

10
include/spdk/trace.h
View File

@ -76,6 +76,10 @@ struct spdk_trace_object {
#define SPDK_TRACE_MAX_TPOINT_ID (SPDK_TRACE_MAX_GROUP_ID * 64)
#define SPDK_TPOINT_ID(group, tpoint) ((group * 64) + tpoint)
#define SPDK_TRACE_ARG_TYPE_INT 0
#define SPDK_TRACE_ARG_TYPE_PTR 1
#define SPDK_TRACE_ARG_TYPE_STR 2
struct spdk_trace_tpoint {
char name[44];
char short_name[4];
@ -83,7 +87,7 @@ struct spdk_trace_tpoint {
uint8_t owner_type;
uint8_t object_type;
uint8_t new_object;
uint8_t arg1_is_ptr;
uint8_t arg1_type;
uint8_t reserved;
char arg1_name[8];
};
@ -331,13 +335,13 @@ void spdk_trace_register_object(uint8_t type, char id_prefix);
* \param owner_type Owner type for the tpoint.
* \param object_type Object type for the tpoint.
* \param new_object New object for the tpoint.
* \param arg1_is_ptr This argument indicates whether argument1 is a pointer.
* \param arg1_type Type of arg1.
* \param arg1_name Name of argument.
*/
void spdk_trace_register_description(const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name);
uint8_t arg1_type, const char *arg1_name);
struct spdk_trace_register_fn *spdk_trace_get_first_register_fn(void);

4
lib/trace/trace_flags.c
View File

@ -240,7 +240,7 @@ void
spdk_trace_register_description(const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name)
uint8_t arg1_type, const char *arg1_name)
{
struct spdk_trace_tpoint *tpoint;
@ -256,7 +256,7 @@ spdk_trace_register_description(const char *name, const char *short_name,
tpoint->object_type = object_type;
tpoint->owner_type = owner_type;
tpoint->new_object = new_object;
tpoint->arg1_is_ptr = arg1_is_ptr;
tpoint->arg1_type = arg1_type;
snprintf(tpoint->arg1_name, sizeof(tpoint->arg1_name), "%s", arg1_name);
}

2
test/unit/lib/bdev/bdev.c/bdev_ut.c
View File

@ -55,7 +55,7 @@ DEFINE_STUB_V(spdk_trace_register_object, (uint8_t type, char id_prefix));
DEFINE_STUB_V(spdk_trace_register_description, (const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name));
uint8_t arg1_type, const char *arg1_name));
DEFINE_STUB_V(_spdk_trace_record, (uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id,
uint32_t size, uint64_t object_id, uint64_t arg1));
DEFINE_STUB(spdk_notify_send, uint64_t, (const char *type, const char *ctx), 0);

2
test/unit/lib/bdev/mt/bdev.c/bdev_ut.c
View File

@ -57,7 +57,7 @@ DEFINE_STUB_V(spdk_trace_register_object, (uint8_t type, char id_prefix));
DEFINE_STUB_V(spdk_trace_register_description, (const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name));
uint8_t arg1_type, const char *arg1_name));
DEFINE_STUB_V(_spdk_trace_record, (uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id,
uint32_t size, uint64_t object_id, uint64_t arg1));
DEFINE_STUB(spdk_notify_send, uint64_t, (const char *type, const char *ctx), 0);

2
test/unit/lib/bdev/part.c/part_ut.c
View File

@ -58,7 +58,7 @@ DEFINE_STUB_V(spdk_trace_register_object, (uint8_t type, char id_prefix));
DEFINE_STUB_V(spdk_trace_register_description, (const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name));
uint8_t arg1_type, const char *arg1_name));
DEFINE_STUB_V(_spdk_trace_record, (uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id,
uint32_t size, uint64_t object_id, uint64_t arg1));
DEFINE_STUB(spdk_notify_send, uint64_t, (const char *type, const char *ctx), 0);

2
test/unit/lib/nvmf/rdma.c/rdma_ut.c
View File

@ -67,7 +67,7 @@ DEFINE_STUB_V(spdk_trace_add_register_fn, (struct spdk_trace_register_fn *reg_fn
DEFINE_STUB_V(spdk_trace_register_object, (uint8_t type, char id_prefix));
DEFINE_STUB_V(spdk_trace_register_description, (const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type, uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name));
uint8_t arg1_type, const char *arg1_name));
DEFINE_STUB_V(_spdk_trace_record, (uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id,
uint32_t size, uint64_t object_id, uint64_t arg1));

2
test/unit/lib/nvmf/tcp.c/tcp_ut.c
View File

@ -183,7 +183,7 @@ void
spdk_trace_register_description(const char *name, const char *short_name,
uint16_t tpoint_id, uint8_t owner_type,
uint8_t object_type, uint8_t new_object,
uint8_t arg1_is_ptr, const char *arg1_name)
uint8_t arg1_type, const char *arg1_name)
{
}