From: Arnaldo Carvalho de Melo <a...@redhat.com> Will be used to generate the string table for fadvise64's 'advice' argument.
Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Luis Cláudio Gonçalves <lclau...@redhat.com> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Wang Nan <wangn...@huawei.com> Link: https://lkml.kernel.org/n/tip-muswpnft8q9krktv052yr...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/include/uapi/linux/fadvise.h | 22 ++++++++++++++++++++++ tools/perf/check-headers.sh | 1 + 2 files changed, 23 insertions(+) create mode 100644 tools/include/uapi/linux/fadvise.h diff --git a/tools/include/uapi/linux/fadvise.h b/tools/include/uapi/linux/fadvise.h new file mode 100644 index 000000000000..0862b87434c2 --- /dev/null +++ b/tools/include/uapi/linux/fadvise.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef FADVISE_H_INCLUDED +#define FADVISE_H_INCLUDED + +#define POSIX_FADV_NORMAL 0 /* No further special treatment. */ +#define POSIX_FADV_RANDOM 1 /* Expect random page references. */ +#define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ +#define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ + +/* + * The advise values for POSIX_FADV_DONTNEED and POSIX_ADV_NOREUSE + * for s390-64 differ from the values for the rest of the world. + */ +#if defined(__s390x__) +#define POSIX_FADV_DONTNEED 6 /* Don't need these pages. */ +#define POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */ +#else +#define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ +#define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ +#endif + +#endif /* FADVISE_H_INCLUDED */ diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh index 10d97dc632da..8e811ea0cf85 100755 --- a/tools/perf/check-headers.sh +++ b/tools/perf/check-headers.sh @@ -4,6 +4,7 @@ HEADERS=' include/uapi/drm/drm.h include/uapi/drm/i915_drm.h +include/uapi/linux/fadvise.h include/uapi/linux/fcntl.h include/uapi/linux/fs.h include/uapi/linux/kcmp.h -- 2.19.2