From 7707b6b6f8d9188b612f9fc88c65411264b1ed57 Mon Sep 17 00:00:00 2001 From: Li Zefan Date: Tue, 24 Nov 2009 13:25:48 +0800 Subject: [PATCH] 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 Acked-by: Pekka Enberg Cc: Eduard - Gabriel Munteanu Cc: Peter Zijlstra Cc: Frederic Weisbecker Cc: linux-mm@kvack.org LKML-Reference: <4B0B6E5C.4080900@cn.fujitsu.com> Signed-off-by: Ingo Molnar --- tools/perf/builtin-kmem.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 256d18fa047..1ef43c212d9 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() };