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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-11-24 13:25:48 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-24 08:49:49 +0100 |
| commit | 7707b6b6f8d9188b612f9fc88c65411264b1ed57 (patch) | |
| tree | f2095e162560e32a9739898ab5fcd1bd7d24f14b /tools/perf/builtin-kmem.c | |
| parent | ee3d250446f1c1be4eceab48f3a23794d9a6564c (diff) | |
| download | blackbird-op-linux-7707b6b6f8d9188b612f9fc88c65411264b1ed57.tar.gz blackbird-op-linux-7707b6b6f8d9188b612f9fc88c65411264b1ed57.zip | |
perf kmem: Add new option to show raw ip
Add option "--raw-ip" to show raw ip instead of symbols:
# ./perf kmem --stat caller --raw-ip
------------------------------------------------------------------------------
Callsite |Total_alloc/Per | Total_req/Per | Hit | Frag
------------------------------------------------------------------------------
0xc05301aa | 733184/4096 | 733184/4096 | 179| 0.000%
0xc0542ba0 | 483328/4096 | 483328/4096 | 118| 0.000%
...
Also show symbols with format sym+offset instead of sym/offset.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: linux-mm@kvack.org <linux-mm@kvack.org>
LKML-Reference: <4B0B6E5C.4080900@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-kmem.c')
| -rw-r--r-- | tools/perf/builtin-kmem.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 256d18fa0471..1ef43c212d9a 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -32,15 +32,14 @@ sort_fn_t caller_sort_fn; static int alloc_lines = -1; static int caller_lines = -1; +static bool raw_ip; + static char *cwd; static int cwdlen; struct alloc_stat { union { - struct { - char *name; - u64 call_site; - }; + u64 call_site; u64 ptr; }; u64 bytes_req; @@ -323,12 +322,14 @@ static void __print_result(struct rb_root *root, int n_lines, int is_caller) if (is_caller) { addr = data->call_site; - sym = kernel_maps__find_symbol(addr, NULL, NULL); + if (!raw_ip) + sym = kernel_maps__find_symbol(addr, + NULL, NULL); } else addr = data->ptr; if (sym != NULL) - snprintf(bf, sizeof(bf), "%s/%Lx", sym->name, + snprintf(bf, sizeof(bf), "%s+%Lx", sym->name, addr - sym->start); else snprintf(bf, sizeof(bf), "%#Lx", addr); @@ -345,9 +346,9 @@ static void __print_result(struct rb_root *root, int n_lines, int is_caller) } if (n_lines == -1) - printf(" ... | ... | ... | ... | ... \n"); + printf(" ... | ... | ... | ... | ... \n"); - printf(" ------------------------------------------------------------------------------\n"); + printf("%.78s\n", graph_dotted_line); } static void print_summary(void) @@ -558,6 +559,7 @@ static const struct option kmem_options[] = { OPT_CALLBACK('l', "line", NULL, "num", "show n lins", parse_line_opt), + OPT_BOOLEAN(0, "raw-ip", &raw_ip, "show raw ip instead of symbol"), OPT_END() }; |
