* [PATCH] perf loongarch: Fix discarded-qualifiers warning in _get_field()
@ 2026-04-14 8:04 WANG Rui
2026-04-14 8:15 ` Huacai Chen
0 siblings, 1 reply; 2+ messages in thread
From: WANG Rui @ 2026-04-14 8:04 UTC (permalink / raw)
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim
Cc: Mark Rutland, Alexander Shishkin, Jiri Olsa, Ian Rogers,
Adrian Hunter, James Clark, linux-perf-users, linux-kernel,
loongarch, Haiyong Sun, WANG Rui
From: Haiyong Sun <sunhaiyong@loongson.cn>
arch/loongarch/util/header.c: In function ‘_get_field’:
arch/loongarch/util/header.c:31:15: warning: assignment discards ‘const’
qualifier from pointer target type
arch/loongarch/util/header.c:36:12: warning: assignment discards ‘const’
qualifier from pointer target type
Signed-off-by: Haiyong Sun <sunhaiyong@loongson.cn>
Signed-off-by: WANG Rui <r@hev.cc>
---
| 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--git a/tools/perf/arch/loongarch/util/header.c b/tools/perf/arch/loongarch/util/header.c
index 0c6d82333..46f53a74f 100644
--- a/tools/perf/arch/loongarch/util/header.c
+++ b/tools/perf/arch/loongarch/util/header.c
@@ -26,7 +26,7 @@
static char *_get_field(const char *line)
{
- char *line2, *nl;
+ const char *line2, *nl;
line2 = strrchr(line, ' ');
if (!line2)
--
2.53.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] perf loongarch: Fix discarded-qualifiers warning in _get_field()
2026-04-14 8:04 [PATCH] perf loongarch: Fix discarded-qualifiers warning in _get_field() WANG Rui
@ 2026-04-14 8:15 ` Huacai Chen
0 siblings, 0 replies; 2+ messages in thread
From: Huacai Chen @ 2026-04-14 8:15 UTC (permalink / raw)
To: WANG Rui
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim, Mark Rutland, Alexander Shishkin, Jiri Olsa,
Ian Rogers, Adrian Hunter, James Clark, linux-perf-users,
linux-kernel, loongarch, Haiyong Sun
On Tue, Apr 14, 2026 at 4:04 PM WANG Rui <r@hev.cc> wrote:
>
> From: Haiyong Sun <sunhaiyong@loongson.cn>
>
> arch/loongarch/util/header.c: In function ‘_get_field’:
> arch/loongarch/util/header.c:31:15: warning: assignment discards ‘const’
> qualifier from pointer target type
> arch/loongarch/util/header.c:36:12: warning: assignment discards ‘const’
> qualifier from pointer target type
>
> Signed-off-by: Haiyong Sun <sunhaiyong@loongson.cn>
> Signed-off-by: WANG Rui <r@hev.cc>
Acked-by: Huacai Chen <chenhuacai@loongson.cn>
> ---
> tools/perf/arch/loongarch/util/header.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/arch/loongarch/util/header.c b/tools/perf/arch/loongarch/util/header.c
> index 0c6d82333..46f53a74f 100644
> --- a/tools/perf/arch/loongarch/util/header.c
> +++ b/tools/perf/arch/loongarch/util/header.c
> @@ -26,7 +26,7 @@
>
> static char *_get_field(const char *line)
> {
> - char *line2, *nl;
> + const char *line2, *nl;
>
> line2 = strrchr(line, ' ');
> if (!line2)
> --
> 2.53.0
>
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2026-04-14 8:04 [PATCH] perf loongarch: Fix discarded-qualifiers warning in _get_field() WANG Rui
2026-04-14 8:15 ` Huacai Chen
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