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From: david singleton <dsingleton@mvista.com>
To: Ulrich Drepper <drepper@gmail.com>
Cc: akpm@osdl.org, mingo@elte.hu, linux-kernel@vger.kernel.org
Subject: Re: [robust-futex-1] futex: robust futex support
Date: Sat, 14 Jan 2006 16:04:10 -0800	[thread overview]
Message-ID: <746DBAD6-855A-11DA-A824-000A959BB91E@mvista.com> (raw)
In-Reply-To: <a36005b50601141602y641567ebh5ff9b6a1fad4d7d2@mail.gmail.com>


On Jan 14, 2006, at 4:02 PM, Ulrich Drepper wrote:

> On 1/13/06, David Singleton <dsingleton@mvista.com> wrote:
> =============================================
>> --- linux-2.6.15.orig/include/asm-generic/errno.h
>> +++ linux-2.6.15/include/asm-generic/errno.h
>> @@ -105,5 +105,6 @@
>>  /* for robust mutexes */
>>  #define        EOWNERDEAD      130     /* Owner died */
>>  #define        ENOTRECOVERABLE 131     /* State not recoverable */
>> +#define ENOTSHARED     132     /* no pshared attribute */
>
> Do not introduce a new error code if at all possible.  Adding
> userlang-visible error codes means the ABI changes due to the stupid
> _sys_errlist variable.  Just reuse an error code which cannot be
> returned in the futex code so far and which has some kind of
> resemblence with what the error means.

can you suggest some error codes you like to use?  I'll use
whatever you suggest.

thanks

David


  reply	other threads:[~2006-01-15  0:04 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-14  1:00 [robust-futex-1] futex: robust futex support David Singleton
2006-01-15  0:02 ` Ulrich Drepper
2006-01-15  0:04   ` david singleton [this message]
2006-01-15  5:18     ` Ulrich Drepper
2006-01-15 20:00       ` David Singleton
2006-01-17  2:27       ` [robust-futex-3] " david singleton
2006-01-17 17:32         ` Ulrich Drepper
2006-01-17 17:50         ` Ulrich Drepper
2006-01-19  2:26           ` [robust-futex-4] " david singleton
2006-01-19  5:22             ` Andrew Morton
2006-01-20  0:47               ` [robust-futex-5] " david singleton
2006-01-20 17:41               ` [robust-futex-4] " Ingo Oeser
2006-01-20 22:18                 ` Andrew Morton
2006-01-21  2:30                   ` david singleton
2006-01-23 18:20               ` Todd Kneisel

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