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From: Al Viro <viro@ZenIV.linux.org.uk>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Will Drewry <wad@chromium.org>,
	wade_farnsworth@mentor.com, stevenrwalter@gmail.com,
	will.deacon@arm.com, Olof Johansson <olof@lixom.net>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: New ARM asm/syscall.h incompatible? (commit bf2c9f9866928df60157bc4f1ab39f93a32c754e)
Date: Tue, 29 May 2012 01:47:00 +0100	[thread overview]
Message-ID: <20120529004700.GR11775@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20120524161130.GE6908@n2100.arm.linux.org.uk>

On Thu, May 24, 2012 at 05:11:30PM +0100, Russell King - ARM Linux wrote:
> +__sys_slow:
> +	tst	r10, #_TIF_SECCOMP
> +	beq	__sys_trace
> +
> +	bl	__secure_computing
> +	add	r0, sp, #S_R0 + S_OFF		@ pointer to regs
> +	ldmia	r0, {r0 - r3}
> +
> +	tst	r10, #_TIF_SYSCALL_WORK
> +	beq	__sys_fast

What is it doing outside of syscall_trace(), anyway?

      reply	other threads:[~2012-05-29  0:47 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-23 16:01 Will Drewry
2012-05-23 16:45 ` Will Deacon
2012-05-23 18:02   ` Will Drewry
2012-05-24 18:58     ` Roland McGrath
2012-05-23 18:56 ` Russell King - ARM Linux
2012-05-23 19:04   ` Will Drewry
2012-05-23 19:14     ` Russell King - ARM Linux
2012-05-24 15:39       ` Will Drewry
2012-05-24 16:11         ` Russell King - ARM Linux
2012-05-29  0:47           ` Al Viro [this message]

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