Re: [PATCH] arm64: compat: Fix syscall number of compat_clock_getres

[Vincenzo Frascino]

Hi Nick,

On 3/19/20 3:39 PM, Nick Desaulniers wrote:
> On Thu, Mar 19, 2020 at 7:11 AM Vincenzo Frascino
> <vincenzo.frascino@xxxxxxx> wrote:
[...]

> 
> This seems to match up with the glibc sources:
> https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/unix/sysv/linux/arm/arch-syscall.h;h=c6554a8a6a6e7fe3359f1272f619c3da7c90629b;hb=HEAD#l27
> Here's bionic's headers for good measure:
> https://android.googlesource.com/platform/bionic/+/refs/heads/master/libc/kernel/uapi/asm-arm/asm/unistd-common.h#240
> 
> I assume the _compat_ prefixes are the aarch32 syscall numbers?
> Otherwise here's the list for aarch64:
> https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/unix/sysv/linux/aarch64/arch-syscall.h;h=c8471947b9c209be6add1e528f892f1a6c54f966;hb=HEAD
> 
> Looks like 247 was __NR_io_cancel; that's a subtle bug I'm glad was noticed!
> 

Yes, very subtle, I agree!

Thank you for the information provided.

> Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
> 
>>  #define __NR_compat_clock_gettime64    403
>>  #define __NR_compat_clock_getres_time64        406
>>
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>> 2.25.1
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> 
> 
> 

-- 
Regards,
Vincenzo