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Re: Make sem_timedwait use FUTEX_CLOCK_REALTIME (bug 18138)
- From: Andreas Schwab <schwab at suse dot de>
- To: Joseph Myers <joseph at codesourcery dot com>
- Cc: <libc-alpha at sourceware dot org>, <triegel at redhat dot com>, <carlos at redhat dot com>
- Date: Wed, 18 Mar 2015 10:29:49 +0100
- Subject: Re: Make sem_timedwait use FUTEX_CLOCK_REALTIME (bug 18138)
- Authentication-results: sourceware.org; auth=none
- References: <alpine dot DEB dot 2 dot 10 dot 1503180027220 dot 9536 at digraph dot polyomino dot org dot uk>
Joseph Myers <joseph@codesourcery.com> writes:
> @@ -45,6 +46,8 @@ futex_abstimed_wait (unsigned int* futex, unsigned int expected,
> }
> else
> {
> +#if (!defined __ASSUME_FUTEX_CLOCK_REALTIME \
> + || !defined lll_futex_timed_wait_bitset)
I would prefer #if defined __ASSUME_FUTEX_CLOCK_REALTIME && defined
lll_futex_timed_wait_bitset with the new code in the first branch. The
existing code is a hopefully temporary fallback now. Ok with that
change.
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
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