From: Johannes Weiner <hannes@saeurebad.de>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>,
Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] x86: rename PTE_MASK to PTE_PFN_MASK
Date: Tue, 22 Jul 2008 15:03:36 +0200 [thread overview]
Message-ID: <873am2kr4n.fsf@saeurebad.de> (raw)
In-Reply-To: <4885774E.3000909@goop.org> (Jeremy Fitzhardinge's message of "Mon, 21 Jul 2008 22:59:42 -0700")
Jeremy Fitzhardinge <jeremy@goop.org> writes:
> Rusty, in his peevish way, complained that macros defining constants
> should have a name which somewhat accurately reflects the actual
> purpose of the constant.
>
> Aside from the fact that PTE_MASK gives no clue as to what's actually
> being masked, and is misleadingly similar to the functionally entirely
> different PMD_MASK, PUD_MASK and PGD_MASK, I don't really see what the
> problem is.
PTE_PFN_MASK is not symmetric to PAGE_MASK. How about PTE_PROT_MASK?
Hannes
next prev parent reply other threads:[~2008-07-22 13:04 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-22 4:31 [PATCH] x86: fix pte_flags() to only return flags, fix lguest Rusty Russell
2008-07-22 4:38 ` Stephen Rothwell
2008-07-22 4:51 ` Jeremy Fitzhardinge
2008-07-22 4:52 ` Rusty Russell
2008-07-22 4:49 ` Jeremy Fitzhardinge
2008-07-22 5:40 ` [PATCH] x86: fix pte_flags() to only return flags, fix lguest (updated) Rusty Russell
2008-07-22 5:59 ` [PATCH 1/2] x86: rename PTE_MASK to PTE_PFN_MASK Jeremy Fitzhardinge
2008-07-22 8:36 ` Ingo Molnar
2008-07-22 10:58 ` Rusty Russell
2008-07-22 11:55 ` Ingo Molnar
2008-07-22 13:03 ` Johannes Weiner [this message]
2008-07-22 14:52 ` Jeremy Fitzhardinge
2008-07-22 15:18 ` Johannes Weiner
2008-07-22 15:23 ` Johannes Weiner
2008-07-22 15:33 ` Ingo Molnar
2008-07-22 15:43 ` Johannes Weiner
2008-07-22 5:59 ` [PATCH 2/2] x86: add PTE_FLAGS_MASK Jeremy Fitzhardinge
2008-07-22 9:04 ` [PATCH] x86: fix pte_flags() to only return flags, fix lguest (updated) Ingo Molnar
2008-07-23 0:59 ` Rusty Russell
2008-07-24 11:31 ` Ingo Molnar
2008-07-25 1:55 ` Rusty Russell
2008-07-28 15:11 ` Ingo Molnar
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