Re: [PATCH 00/16] (Resend) Use get_personality()

From: WANG Cong
Date: Sat Feb 23 2008 - 04:05:34 EST


From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Subject: Re: [PATCH 00/16] (Resend) Use get_personality()
Date: Sat, 23 Feb 2008 11:51:01 +0300
Message-ID: <20080223085101.GC2262@xxxxxxxxxxxxxxxxxxxxxx>

> On Sat, Feb 23, 2008 at 04:14:03PM +0800, WANG Cong wrote:
> > This patchset makes the macro get_personality function alike
> > and teaches code to use get_personality() instead of explicit
> > reference.
> >
> > [I am sorry if you've received multiple copied of this, since
> > my git-send-email doesn't work well. ]
>
> Yes, but why? "current->personality" is way more understandable than
> your macro because task subject to dereference is very visible.

Use get_personality() can hide the task_struct internals a bit.

And I don't think using the macro to access it is less understandable.
Since 'current' won't be NULL, whether the dereference is visible is
not important.

Regards.
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