* 4.0-rc1 perf build error "builtin-kmem.c:322: error: declaration of ‘stat’ shadows a global declaration"
@ 2015-04-24 0:38 Vinson Lee
2015-04-24 13:54 ` David Ahern
0 siblings, 1 reply; 2+ messages in thread
From: Vinson Lee @ 2015-04-24 0:38 UTC (permalink / raw)
To: Namhyung Kim, Peter Zijlstra, Paul Mackerras, Ingo Molnar,
Arnaldo Carvalho de Melo
Cc: linux-perf-users, LKML
Hi.
4.0-rc1 commit 0d68bc92c48167130b61b449f08be27dc862dba2 "perf kmem:
Analyze page allocator events also" introduced a build error with
older toolchains.
For example, this build errors occurs on CentOS 6.
CC builtin-kmem.o
cc1: warnings being treated as errors
builtin-kmem.c: In function ‘search_page_alloc_stat’:
builtin-kmem.c:322: error: declaration of ‘stat’ shadows a global declaration
/usr/include/sys/stat.h:455: error: shadowed declaration is here
builtin-kmem.c: In function ‘perf_evsel__process_page_alloc_event’:
builtin-kmem.c:378: error: declaration of ‘stat’ shadows a global declaration
/usr/include/sys/stat.h:455: error: shadowed declaration is here
builtin-kmem.c: In function ‘perf_evsel__process_page_free_event’:
builtin-kmem.c:431: error: declaration of ‘stat’ shadows a global declaration
/usr/include/sys/stat.h:455: error: shadowed declaration is here
Cheers,
Vinson
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: 4.0-rc1 perf build error "builtin-kmem.c:322: error: declaration of ‘stat’ shadows a global declaration"
2015-04-24 0:38 4.0-rc1 perf build error "builtin-kmem.c:322: error: declaration of ‘stat’ shadows a global declaration" Vinson Lee
@ 2015-04-24 13:54 ` David Ahern
0 siblings, 0 replies; 2+ messages in thread
From: David Ahern @ 2015-04-24 13:54 UTC (permalink / raw)
To: Vinson Lee, Namhyung Kim, Peter Zijlstra, Paul Mackerras,
Ingo Molnar, Arnaldo Carvalho de Melo
Cc: linux-perf-users, LKML
On 4/23/15 6:38 PM, Vinson Lee wrote:
> Hi.
>
> 4.0-rc1 commit 0d68bc92c48167130b61b449f08be27dc862dba2 "perf kmem:
> Analyze page allocator events also" introduced a build error with
> older toolchains.
>
> For example, this build errors occurs on CentOS 6.
>
> CC builtin-kmem.o
> cc1: warnings being treated as errors
> builtin-kmem.c: In function ‘search_page_alloc_stat’:
> builtin-kmem.c:322: error: declaration of ‘stat’ shadows a global declaration
> /usr/include/sys/stat.h:455: error: shadowed declaration is here
> builtin-kmem.c: In function ‘perf_evsel__process_page_alloc_event’:
> builtin-kmem.c:378: error: declaration of ‘stat’ shadows a global declaration
> /usr/include/sys/stat.h:455: error: shadowed declaration is here
> builtin-kmem.c: In function ‘perf_evsel__process_page_free_event’:
> builtin-kmem.c:431: error: declaration of ‘stat’ shadows a global declaration
> /usr/include/sys/stat.h:455: error: shadowed declaration is here
Fixed in Arnaldo's core branch; he will push to urgent and Ingo soon.
David
^ permalink raw reply [flat|nested] 2+ messages in thread
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