[PATCH 3/6] perf kmem: Fix alignment of slab result table

Namhyung Kim
2015-03-12T07:39:49Z

Its table was a bit misaligned. Fix it.

Before:

# perf kmem stat --caller -l 10
------------------------------------------------------------------------------------------------------
Callsite | Total_alloc/Per | Total_req/Per | Hit | Ping-pong | Frag
------------------------------------------------------------------------------------------------------
radeon_cs_parser_init.part.1+11a | 2080/260 | 1504/188 | 8 | 0 | 27.692%
radeon_cs_parser_init.part.1+e1 | 384/96 | 288/72 | 4 | 0 | 25.000%
radeon_cs_parser_init.part.1+93 | 128/32 | 96/24 | 4 | 0 | 25.000%
load_elf_binary+a39 | 512/512 | 392/392 | 1 | 0 | 23.438%
__alloc_skb+89 | 6144/877 | 4800/685 | 7 | 6 | 21.875%
radeon_fence_emit+5c | 1152/192 | 912/152 | 6 | 0 | 20.833%
radeon_cs_parser_relocs+ad | 8192/2048 | 6624/1656 | 4 | 0 | 19.141%
radeon_sa_bo_new+78 | 1280/64 | 1120/56 | 20 | 0 | 12.500%
load_elf_binary+2c4 | 32/32 | 28/28 | 1 | 0 | 12.500%
anon_vma_prepare+101 | 576/72 | 512/64 | 8 | 0 | 11.111%
... | ... | ... | ... | ... | ...
------------------------------------------------------------------------------------------------------

After:

---------------------------------------------------------------------------------------------------------
Callsite | Total_alloc/Per | Total_req/Per | Hit | Ping-pong | Frag
---------------------------------------------------------------------------------------------------------
radeon_cs_parser_init.part.1+11a | 2080/260 | 1504/188 | 8 | 0 | 27.692%
radeon_cs_parser_init.part.1+e1 | 384/96 | 288/72 | 4 | 0 | 25.000%
radeon_cs_parser_init.part.1+93 | 128/32 | 96/24 | 4 | 0 | 25.000%
load_elf_binary+a39 | 512/512 | 392/392 | 1 | 0 | 23.438%
__alloc_skb+89 | 6144/877 | 4800/685 | 7 | 6 | 21.875%
radeon_fence_emit+5c | 1152/192 | 912/152 | 6 | 0 | 20.833%
radeon_cs_parser_relocs+ad | 8192/2048 | 6624/1656 | 4 | 0 | 19.141%
radeon_sa_bo_new+78 | 1280/64 | 1120/56 | 20 | 0 | 12.500%
load_elf_binary+2c4 | 32/32 | 28/28 | 1 | 0 | 12.500%
anon_vma_prepare+101 | 576/72 | 512/64 | 8 | 0 | 11.111%
... | ... | ... | ... | ... | ...
---------------------------------------------------------------------------------------------------------

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/builtin-kmem.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index e8226ae66f53..a58b059827b1 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -275,10 +275,10 @@ static void __print_result(struct rb_root *root, struct perf_session *session,
struct rb_node *next;
struct machine *machine = &session->machines.host;

- printf("%.102s\n", graph_dotted_line);
+ printf("%.105s\n", graph_dotted_line);
printf(" %-34s |", is_caller ? "Callsite": "Alloc Ptr");
printf(" Total_alloc/Per | Total_req/Per | Hit | Ping-pong | Frag\n");
- printf("%.102s\n", graph_dotted_line);
+ printf("%.105s\n", graph_dotted_line);

next = rb_first(root);

@@ -304,7 +304,7 @@ static void __print_result(struct rb_root *root, struct perf_session *session,
snprintf(buf, sizeof(buf), "%#" PRIx64 "", addr);
printf(" %-34s |", buf);

- printf(" %9llu/%-5lu | %9llu/%-5lu | %8lu | %8lu | %6.3f%%\n",
+ printf(" %9llu/%-5lu | %9llu/%-5lu | %8lu | %9lu | %6.3f%%\n",
(unsigned long long)data->bytes_alloc,
(unsigned long)data->bytes_alloc / data->hit,
(unsigned long long)data->bytes_req,
@@ -317,9 +317,9 @@ static void __print_result(struct rb_root *root, struct perf_session *session,
}

if (n_lines == -1)
- printf(" ... | ... | ... | ... | ... | ... \n");
+ printf(" ... | ... | ... | ... | ... | ... \n");

- printf("%.102s\n", graph_dotted_line);
+ printf("%.105s\n", graph_dotted_line);
}

static void print_summary(void)
--
2.3.1