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From: Andrew Morton <akpm@osdl.org>
To: Jakub Jelinek <jakub@redhat.com>
Cc: linux-kernel@vger.kernel.org, mingo@redhat.com
Subject: Re: [PATCH] Add FUTEX_CMP_REQUEUE futex op
Date: Thu, 20 May 2004 15:52:17 -0700	[thread overview]
Message-ID: <20040520155217.7afad53b.akpm@osdl.org> (raw)
In-Reply-To: <20040520093817.GX30909@devserv.devel.redhat.com>

Jakub Jelinek <jakub@redhat.com> wrote:
>
>  asmlinkage long sys_futex(u32 __user *uaddr, int op, int val,
> -			  struct timespec __user *utime, u32 __user *uaddr2)
> +			  struct timespec __user *utime, u32 __user *uaddr2,
> +			  int val3)

Is it safe to go adding a new argument to an existing syscall in this manner?

It'll work OK on x86 because of the stack layout but is the same true of
all other supported architectures?

  reply	other threads:[~2004-05-20 22:49 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-05-20  9:38 [PATCH] Add FUTEX_CMP_REQUEUE futex op Jakub Jelinek
2004-05-20 22:52 ` Andrew Morton [this message]
2004-05-21  6:06   ` Ulrich Drepper
2004-05-21  6:36     ` Andrew Morton
2004-05-21  7:15       ` Ulrich Drepper
2004-05-21  7:43       ` Jakub Jelinek
2004-05-22 16:58         ` Arnd Bergmann
2004-05-24  7:34           ` Jakub Jelinek
2004-05-24  8:12             ` Andrew Morton
2004-05-24  8:19               ` Jakub Jelinek
2004-05-28 13:09                 ` DOCUMENTATION " bert hubert
2004-05-28 14:02                   ` Jakub Jelinek
2004-05-28 15:39                     ` bert hubert
2004-05-24  8:27               ` bert hubert
2004-05-24 17:34             ` Arnd Bergmann
2004-05-21  7:05   ` Ingo Molnar
2004-05-21 23:05 ` Andrew Morton
2004-05-22 10:10   ` Ingo Oeser
2004-05-23 17:33   ` Jakub Jelinek
2004-05-29  3:13 ` Rusty Russell
  -- strict thread matches above, loose matches on Subject: below --
2004-06-07 16:03 Martin Schwidefsky
     [not found] <mailman.1086629984.12568.linux-kernel2news@redhat.com>
2004-06-09 20:04 ` Pete Zaitcev
2004-06-09 22:08   ` Arnd Bergmann
2004-06-11  8:35   ` Martin Schwidefsky

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