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From: "H. J. Lu" <hjl@lucon.org>
To: Carsten Langgaard <carstenl@mips.com>
Cc: Ralf Baechle <ralf@oss.sgi.com>,
	GNU C Library <libc-alpha@sources.redhat.com>,
	linux-mips@oss.sgi.com,
	linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: PATCH: Add sys/personality (Re: Personality)
Date: Tue, 16 Jul 2002 19:08:14 -0700	[thread overview]
Message-ID: <20020716190814.A31309@lucon.org> (raw)
In-Reply-To: <3D347120.B9CAFF75@mips.com>; from carstenl@mips.com on Tue, Jul 16, 2002 at 09:16:48PM +0200

On Tue, Jul 16, 2002 at 09:16:48PM +0200, Carsten Langgaard wrote:
> Thanks.
> Now that we are at it, what should personality return in case it's called with a
> value, which isn't defined in the personality.h file.
> Should it return -EINVAL ?
> I don't think, that is the case at the moment, I believe you can set personality
> to anything.
> 

Like this?


H.J.
---
--- kernel/exec_domain.c.per	Mon Jun 10 10:05:27 2002
+++ kernel/exec_domain.c	Tue Jul 16 19:06:13 2002
@@ -223,7 +223,8 @@ sys_personality(u_long personality)
 
 	if (personality != 0xffffffff) {
 		set_personality(personality);
-		if (current->personality != personality)
+		if (personality < current->exec_domain->pers_low
+		    || personality > current->exec_domain->pers_high)
 			return -EINVAL;
 	}
 

       reply	other threads:[~2002-07-17  2:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <3D33DAB2.353A4399@mips.com>
     [not found] ` <20020716123632.B17038@dea.linux-mips.net>
     [not found]   ` <20020716090728.A22128@lucon.org>
     [not found]     ` <3D347120.B9CAFF75@mips.com>
2002-07-17  2:08       ` H. J. Lu [this message]
2002-07-17  7:14         ` PATCH: Add sys/personality (Re: Personality) Carsten Langgaard

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