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Re: [Qemu-devel] [PATCH] linux-user: fix TARGET_NR_select


From: Laurent Vivier
Subject: Re: [Qemu-devel] [PATCH] linux-user: fix TARGET_NR_select
Date: Sun, 4 Sep 2016 15:49:22 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0

Le 11/07/2016 à 18:59, Peter Maydell a écrit :
> On 8 July 2016 at 00:17, Laurent Vivier <address@hidden> wrote:
>> TARGET_NR_select can have three different implementations:
>>
>>   1- to always return -ENOSYS
>>
>>      microblaze, ppc, ppc64
>>
>>      -> TARGET_WANT_NI_OLD_SELECT
>>
>>   2- to take parameters from a structure pointed by arg1
>>     (kernel sys_old_select)
>>
>>      i386, arm, m68k
>>
>>      -> TARGET_WANT_OLD_SYS_SELECT
>>
>>   3- to take parameters from arg[1-5]
>>      (kernel sys_select)
>>
>>      x86_64, alpha, s390x,
>>      cris, sparc, sparc64
>>
>> Some (new) architectures don't define NR_select,
>>
>>   4- but only NR__newselect with sys_select:
>>
>>       mips, mips64, sh
>>
>>   5- don't define NR__newselect, and use pselect6 syscall:
>>
>>       aarch64, openrisc, tilegx, unicore32
>>
>> Reported-by: Timothy Pearson <address@hidden>
>> Reported-by: Allan Wirth <address@hidden>
>> Suggested-by: Peter Maydell <address@hidden>
>> Signed-off-by: Laurent Vivier <address@hidden>
>> ---
> 
> Reviewed-by: Peter Maydell <address@hidden>
> 

It seems this one has missed 2.7 window, perhaps it can queued for 2.8?

Laurent



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