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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-04-07 17:53:41 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-08 22:11:05 +0300 |
| commit | da6d8567512df11e0473b710c07de87efde5709c (patch) | |
| tree | 24601b1c6d8347e03517c8c24959171ba34dd3c5 /tools/include/asm | |
| parent | 42b09d7b0e3d57a92b938fde5fcb532e9a88e1ea (diff) | |
| download | linux-da6d8567512df11e0473b710c07de87efde5709c.tar.xz | |
tools include: Add basic atomic.h implementation from the kernel sources
Uses the arch/x86/ kernel code for x86_64/i386, fallbacking to a gcc
intrinsics implementation that has been tested in at least sparc64.
Will be used for reference counting in tools/perf.
Acked-by: David Ahern <dsahern@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-knfpjowhgyh6x4z0kfuk389j@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/include/asm')
| -rw-r--r-- | tools/include/asm/atomic.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/include/asm/atomic.h b/tools/include/asm/atomic.h new file mode 100644 index 000000000000..70794f538a86 --- /dev/null +++ b/tools/include/asm/atomic.h @@ -0,0 +1,10 @@ +#ifndef __TOOLS_LINUX_ASM_ATOMIC_H +#define __TOOLS_LINUX_ASM_ATOMIC_H + +#if defined(__i386__) || defined(__x86_64__) +#include "../../arch/x86/include/asm/atomic.h" +#else +#include <asm-generic/atomic-gcc.h> +#endif + +#endif /* __TOOLS_LINUX_ASM_ATOMIC_H */ |