From: Johannes Weiner <jweiner@redhat.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Stephen Wilson <wilsons@start.ca>,
Al Viro <viro@zeniv.linux.org.uk>,
linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH] x86: replace mm_context_t.ia32_compat by MMF_COMPAT
Date: Fri, 7 Oct 2011 11:31:13 +0200 [thread overview]
Message-ID: <20111007093113.GB6791@redhat.com> (raw)
In-Reply-To: <20110928184149.GA31060@redhat.com>
On Wed, Sep 28, 2011 at 08:41:49PM +0200, Oleg Nesterov wrote:
> Kill mm_context_t.ia32_compat in favour of arch-independent MMF_COMPAT
> flag. This saves a word in mm_struct, and the new flag can be probably
> use outside of arch/x86/.
>
> Also, remove the "if (current->mm)" check from set_personality_*().
> This can only be called after exec_mmap() installs the new mm != NULL.
>
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Johannes Weiner <jweiner@redhat.com>
prev parent reply other threads:[~2011-10-07 9:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-27 17:04 Q: x86: add context tag to mark mm when running a task in 32-bit compatibility mode Oleg Nesterov
2011-09-27 18:32 ` Al Viro
2011-09-28 15:55 ` Oleg Nesterov
2011-09-28 2:07 ` Stephen Wilson
2011-09-28 15:56 ` Oleg Nesterov
2011-09-28 18:41 ` [PATCH] x86: replace mm_context_t.ia32_compat by MMF_COMPAT Oleg Nesterov
2011-10-07 9:31 ` Johannes Weiner [this message]
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