linux-ext4 - Re: [PATCH] Fix up workarounds for dietlibc breakage

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Message-Id: <18FF1403-0799-4877-88F2-31FC6D960F03@dilger.ca>
Date:	Wed, 8 Jan 2014 20:59:54 -0700
From:	Andreas Dilger <adilger@...ger.ca>
To:	Theodore Ts'o <tytso@....edu>
Cc:	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] Fix up workarounds for dietlibc breakage

On Jan 8, 2014, at 8:26 PM, Theodore Ts'o <tytso@....edu> wrote:
> The dietlibc doesn't support the TZ environment variable, which is
> required by the standard.  Work around this so that we can run the
> regression test suite when building with dietlibc.  (This is useful
> for finding problems.)
> 
> With this change, the only thing which doesn't work as far as dietlibc
> is concerned is the posix_memalign test, and the MMP support tests
> (because posix_memalign isn't provided by dietlibc, sigh.)


Before e2fsprogs used posix_memalign() the MMP code just allocated a
2x sized buffer, and then picked the region in the middle that was
page aligned.  I'd be fine going back to this to reduce the dependency
on this interface.

Cheers, Andreas






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