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Re: ext4dev build failure on mips: "empty_zero_page" undefined

To: Dmitri Vorobiev <>
Subject: Re: ext4dev build failure on mips: "empty_zero_page" undefined
From: Theodore Tso <>
Date: Mon, 12 May 2008 13:35:38 -0400
Cc: Martin Michlmayr <>,,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <> <>
User-agent: Mutt/1.5.15+20070412 (2007-04-11)
On Mon, May 12, 2008 at 07:14:23PM +0400, Dmitri Vorobiev wrote:
> It was April 29th 2008 when commit
> 093a088b76352e0a6fdca84eb78b3aa65fbe6dd1 where the ext4_ext_zeroout()
> routine was introduced (it is this routine that makes use of the
> ZERO_PAGE macro expanding to an expression that contains a reference
> to the empty_zero_page global symbol). After this commit, the patches
> similar to the one found in this thread were made for several
> architectures. Apparently, MIPS has been overlooked.

Yeah, I guess no one is currently doing test builds of linux-next on
the mips architecture.  It's likely Stephen Rothwell doesn't have
access to one.

(The patch itself has been around for a while, both in the -mm tree,
the ext4 patches, and in Linux-next.)

                                                - Ted

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