Re: [PATCH] generic syscalls: wire up userfaultfd syscall

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On 22/09/15 16:52, Will Deacon wrote:
> On Tue, Sep 22, 2015 at 11:52:19AM +0100, Andre Przywara wrote:
>> Enable the new userfaultfd syscall in the generic syscall table.
>> Briefly tested on arm64 with the selftest from the tools directory.
> 
> Can you update the selftest too, please? Last time I looked at that it had
> typo for the powerpc check and looked pretty unloved...

I actually sent two patches doing that 10 minutes before that one, but I
forgot to CC: you on this:

https://lkml.org/lkml/2015/9/22/176

Feel free to chime into the discussion ;-)

Cheers,
Andre.

> Will
> 
>> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
>> ---
>>  include/uapi/asm-generic/unistd.h | 4 +++-
>>  1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
>> index 8da542a..82c91bc 100644
>> --- a/include/uapi/asm-generic/unistd.h
>> +++ b/include/uapi/asm-generic/unistd.h
>> @@ -711,9 +711,11 @@ __SYSCALL(__NR_bpf, sys_bpf)
>>  __SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
>>  #define __NR_membarrier 282
>>  __SYSCALL(__NR_membarrier, sys_membarrier)
>> +#define __NR_userfaultfd 283
>> +__SYSCALL(__NR_userfaultfd, sys_userfaultfd)
>>  
>>  #undef __NR_syscalls
>> -#define __NR_syscalls 283
>> +#define __NR_syscalls 284
>>  
>>  /*
>>   * All syscalls below here should go away really,
>> -- 
>> 2.5.1
>>
> 

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