From: "David S. Miller" <davem@redhat.com>
To: Matt Porter <porter@cox.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH][2.4] update ref counts on all allocated pages
Date: 27 Nov 2002 02:31:31 -0800 [thread overview]
Message-ID: <1038393091.14825.0.camel@rth.ninka.net> (raw)
In-Reply-To: <20021126170723.A23962@home.com>
On Tue, 2002-11-26 at 16:07, Matt Porter wrote:
> The following patch sets the ref count on all pages of an
> allocation. This allows an allocation with order>0 to be freed
> via individual __free_page() calls within vfree().
If your pci_alloc_consistent implementation is doing something
strang, _it_ should be doing the per-page reference counts.
Don't make every caller eat this overhead.
next prev parent reply other threads:[~2002-11-27 10:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-27 0:07 Matt Porter
2002-11-27 10:31 ` David S. Miller [this message]
2002-11-27 15:25 ` Matt Porter
2002-11-28 3:33 ` David S. Miller
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