Re: [PATCH] perfcounters: fix a few minor cleanliness issues

[Ingo Molnar]

* Paul Mackerras <paulus@xxxxxxxxx> wrote:

> This fixes three issues noticed by Arnd Bergmann:
> 
> - Add #ifdef __KERNEL__ and move some things around in perf_counter.h
>   to make sure only the bits that userspace needs are exported to
>   userspace.
> 
> - Use __u64, __s64, __u32 types in the structs exported to userspace
>   rather than u64, s64, u32.
> 
> - Make the sys_perf_counter_open syscall available to the SPUs on
>   Cell platforms.
> 
> And one issue that I noticed in looking at the code again:
> 
> - Wrap the perf_counter_open syscall with SYSCALL_DEFINE4 so we get
>   the proper handling of int arguments on ppc64 (and some other 64-bit
>   architectures).
> 
> Reported-by: Arnd Bergmann <arnd@xxxxxxxx>
> Signed-off-by: Paul Mackerras <paulus@xxxxxxxxx>
> ---
> This is in the master branch of my perfcounters.git tree at:
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/paulus/perfcounters.git master
> 
>  arch/powerpc/include/asm/systbl.h |    2 +-
>  include/linux/perf_counter.h      |   43 +++++++++++++++++++-----------------
>  include/linux/syscalls.h          |    9 ++-----
>  kernel/perf_counter.c             |    6 ++--
>  4 files changed, 30 insertions(+), 30 deletions(-)

Pulled into tip:perfcounters/core, thanks Paul!

	Ingo
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