mirror of
https://github.com/torvalds/linux.git
synced 2024-12-25 04:11:49 +00:00
d1398ccfec
The tokens MADV_HUGEPAGE and MADV_NOHUGEPAGE are not available with
glibc 2.12 and older. Define these tokens if they are not already
defined.
This patch fixes these build errors with older versions of glibc.
CC bench/numa.o
bench/numa.c: In function ‘alloc_data’:
bench/numa.c:334: error: ‘MADV_HUGEPAGE’ undeclared (first use in this function)
bench/numa.c:334: error: (Each undeclared identifier is reported only once
bench/numa.c:334: error: for each function it appears in.)
bench/numa.c:341: error: ‘MADV_NOHUGEPAGE’ undeclared (first use in this function)
make: *** [bench/numa.o] Error 1
Signed-off-by: Vinson Lee <vlee@twitter.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Irina Tirdea <irina.tirdea@intel.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1363214064-4671-2-git-send-email-vlee@twitter.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
#ifndef BENCH_H
|
|
#define BENCH_H
|
|
|
|
/*
|
|
* The madvise transparent hugepage constants were added in glibc
|
|
* 2.13. For compatibility with older versions of glibc, define these
|
|
* tokens if they are not already defined.
|
|
*
|
|
* PA-RISC uses different madvise values from other architectures and
|
|
* needs to be special-cased.
|
|
*/
|
|
#ifdef __hppa__
|
|
# ifndef MADV_HUGEPAGE
|
|
# define MADV_HUGEPAGE 67
|
|
# endif
|
|
# ifndef MADV_NOHUGEPAGE
|
|
# define MADV_NOHUGEPAGE 68
|
|
# endif
|
|
#else
|
|
# ifndef MADV_HUGEPAGE
|
|
# define MADV_HUGEPAGE 14
|
|
# endif
|
|
# ifndef MADV_NOHUGEPAGE
|
|
# define MADV_NOHUGEPAGE 15
|
|
# endif
|
|
#endif
|
|
|
|
extern int bench_numa(int argc, const char **argv, const char *prefix);
|
|
extern int bench_sched_messaging(int argc, const char **argv, const char *prefix);
|
|
extern int bench_sched_pipe(int argc, const char **argv, const char *prefix);
|
|
extern int bench_mem_memcpy(int argc, const char **argv,
|
|
const char *prefix __maybe_unused);
|
|
extern int bench_mem_memset(int argc, const char **argv, const char *prefix);
|
|
|
|
#define BENCH_FORMAT_DEFAULT_STR "default"
|
|
#define BENCH_FORMAT_DEFAULT 0
|
|
#define BENCH_FORMAT_SIMPLE_STR "simple"
|
|
#define BENCH_FORMAT_SIMPLE 1
|
|
|
|
#define BENCH_FORMAT_UNKNOWN -1
|
|
|
|
extern int bench_format;
|
|
|
|
#endif
|