renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-19 10:44:14 +08:00
Code

perf report: Ignore kptr_restrict when not sampling the kernel

Browse Source 
If none of the evsels has attr.exclude_kernel set to zero, no kernel
samples, so no point in warning the user about problems in processing
kernel samples, as there will be none.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-7dn926v3at8txxkky92aesz2@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2017-11-14 11:12:11 -03:00
parent 07d6f446a9
commit 9c39ed9015
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
tools/perf/builtin-report.c
View File

@ -441,6 +441,9 @@ static void report__warn_kptr_restrict(const struct report *rep)
struct map *kernel_map = machine__kernel_map(&rep->session->machines.host); struct map *kernel_map = machine__kernel_map(&rep->session->machines.host);
struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL; struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL;
if (perf_evlist__exclude_kernel(rep->session->evlist))
return;
if (kernel_map == NULL || if (kernel_map == NULL ||
(kernel_map->dso->hit && (kernel_map->dso->hit &&
(kernel_kmap->ref_reloc_sym == NULL || (kernel_kmap->ref_reloc_sym == NULL ||