From: Roland Dreier <rdreier@cisco•com>
To: wli@movementarian•org
Cc: linuxppc-dev@ozlabs•org,
Andrew Morton <akpm@linux-foundation•org>,
linux-kernel@vger•kernel.org, Eli Cohen <eli@mellanox•co.il>
Subject: Re: FW: [PATCH] powerpc/mm: Export HPAGE_SHIFT
Date: Wed, 04 Feb 2009 13:31:43 -0800 [thread overview]
Message-ID: <adazlh1lwhs.fsf@cisco.com> (raw)
In-Reply-To: <20090204210037.GC10229@movementarian.org> (wli@movementarian.org's message of "Wed, 4 Feb 2009 16:00:37 -0500")
> You should be able to find the head of a compound page using the
> compound_head() inline, so try
> PAGE_SIZE << compound_order(compound_head(page))
Thanks! Looks like that should be exactly what we need.
- R.
next prev parent reply other threads:[~2009-02-04 21:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090203164930.GA10101@mtls03>
2009-02-04 1:08 ` FW: [PATCH] powerpc/mm: Export HPAGE_SHIFT Roland Dreier
2009-02-04 1:50 ` Benjamin Herrenschmidt
2009-02-04 5:13 ` Andrew Morton
2009-02-04 5:31 ` Nick Piggin
2009-02-04 6:17 ` wli
2009-02-04 6:16 ` Roland Dreier
2009-02-04 6:26 ` Andrew Morton
2009-02-04 19:11 ` Roland Dreier
2009-02-04 21:00 ` wli
2009-02-04 21:31 ` Roland Dreier [this message]
2009-02-04 21:23 ` Andrew Morton
2009-02-04 23:55 ` Benjamin Herrenschmidt
2009-02-05 5:10 ` Roland Dreier
2009-02-05 5:24 ` Benjamin Herrenschmidt
2009-02-05 5:33 ` Roland Dreier
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