linux-kernel - Re: [2.6.34 regression] utsname.domainname not set in x86

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Message-ID: <20100420032200.GA13131@lst.de>
Date:	Tue, 20 Apr 2010 05:22:00 +0200
From:	Christoph Hellwig <hch@....de>
To:	Andy Isaacson <adi@...apodia.org>
Cc:	linux-kernel@...r.kernel.org, hch@....de
Subject: Re: [2.6.34 regression] utsname.domainname not set in x86_32 processes

On Mon, Apr 19, 2010 at 12:21:47PM -0700, Andy Isaacson wrote:
> 2.6.34-rc4 uname(2) from a x86_32 process copies out 325 bytes rather
> than the 390 bytes that 2.6.31 copied out (and that userland expects):

Which means we're missing exactly the domainname field in new_utsname,
which differenciates it from the old utsname structure.  Looks like we
end up calling the old uname sscall instead of the new one for some
reason. 

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