From: "Joseph S. Myers" <joseph@codesourcery.com>
To: Bernie Ogden <bernie.ogden@linaro.org>
Cc: Will Newton <will.newton@linaro.org>,
"libc-ports@sourceware.org" <libc-ports@sourceware.org>,
libc-alpha <libc-alpha@sourceware.org>
Subject: Re: [PATCH] Remove arm lowlevellock.c
Date: Wed, 30 Apr 2014 15:50:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.64.1404301546250.30561@digraph.polyomino.org.uk> (raw)
In-Reply-To: <CALE0ps2q-jXh+p-_70jG8EvyWSB39uBmy6N=kjfn2xihppi95w@mail.gmail.com>
On Wed, 30 Apr 2014, Bernie Ogden wrote:
> The workaround is that some of the arm lowlevellock.c functions
> promote futex to 2 if it is 1. Generic lowlevellock.c always promotes
> futex to 2. Hence, removing arm's lowlevellock.c doesn't cause a
> regression in this sense.
Thanks. The original patch is OK.
> I agree with you on unifying lowlevellock.h - so it'll take a little
> longer for me to submit the fix for the second bug as I'll stop to
> unify the files as part of the work. (Quite a few of them do look
> unifiable.)
FWIW there are two main different styles of syscall error handling in the
files, but I don't know if that's in any way a necessary difference; at
least it shouldn't require duplicating the whole file. (Compare the ARM
and MIPS versions of lll_futex_timed_wait, for example.)
--
Joseph S. Myers
joseph@codesourcery.com
next prev parent reply other threads:[~2014-04-30 15:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-28 14:50 Bernie Ogden
2014-04-28 14:56 ` Will Newton
2014-04-29 15:26 ` Joseph S. Myers
2014-04-30 12:58 ` Bernie Ogden
2014-04-30 15:50 ` Joseph S. Myers [this message]
2014-05-01 13:03 ` Bernie Ogden
2014-05-01 13:29 ` Will Newton
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