lkml.org 
[lkml]   [2018]   [May]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 40/52] perf sort: Use mmap->prot on "dcacheline" formatting
Date
From: Arnaldo Carvalho de Melo <acme@redhat.com>

To match the kernel when setting the PERF_RECORD_MISC_MMAP_DATA bit
in perf_event_attr.header.misc, that gets set when VM_EXEC is not
set in the vm_flags.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-r1z0tbdc7tich469aw4szinx@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/sort.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 26a68dfd8a4f..49a41b4b59cf 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -2,7 +2,7 @@
#include <errno.h>
#include <inttypes.h>
#include <regex.h>
-#include <sys/mman.h>
+#include <linux/mman.h>
#include "sort.h"
#include "hist.h"
#include "comm.h"
@@ -1211,7 +1211,7 @@ static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,

/* print [s] for shared data mmaps */
if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
- map && (map->type == MAP__VARIABLE) &&
+ map && !(map->prot & PROT_EXEC) &&
(map->flags & MAP_SHARED) &&
(map->maj || map->min || map->ino ||
map->ino_generation))
--
2.14.3
\
 
 \ /
  Last update: 2018-05-02 17:25    [W:0.372 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site