perf tools: Introduce perf_mem__lck_scnprintf function

Move meminfo's lck display function into mem-events.c object, so it
could be reused later from script code.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1456303616-26926-9-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2016-02-24 09:46:49 +01:00 committed by Arnaldo Carvalho de Melo
parent 2c07af13dc
commit 69a7727592
3 changed files with 20 additions and 12 deletions

View File

@ -217,3 +217,19 @@ void perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info)
if (*out == '\0')
strcpy(out, "N/A");
}
void perf_mem__lck_scnprintf(char *out, size_t sz __maybe_unused,
struct mem_info *mem_info)
{
u64 mask = PERF_MEM_LOCK_NA;
if (mem_info)
mask = mem_info->data_src.mem_lock;
if (mask & PERF_MEM_LOCK_NA)
strncat(out, "N/A", 3);
else if (mask & PERF_MEM_LOCK_LOCKED)
strncat(out, "Yes", 3);
else
strncat(out, "No", 2);
}

View File

@ -28,4 +28,6 @@ struct mem_info;
void perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
void perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
void perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
void perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
#endif /* __PERF_MEM_EVENTS_H */

View File

@ -795,19 +795,9 @@ sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
const char *out;
u64 mask = PERF_MEM_LOCK_NA;
if (he->mem_info)
mask = he->mem_info->data_src.mem_lock;
if (mask & PERF_MEM_LOCK_NA)
out = "N/A";
else if (mask & PERF_MEM_LOCK_LOCKED)
out = "Yes";
else
out = "No";
char out[10];
perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%.*s", width, out);
}