On Sat, Oct 25, 2014 at 07:42:44AM +0400, Andrey Chernov wrote: > On 25.10.2014 6:21, Andrey Chernov wrote: > > On 24.10.2014 23:55, John Baldwin wrote: > >> Author: jhb > >> Date: Fri Oct 24 19:55:49 2014 > >> New Revision: 273601 > >> URL: https://svnweb.freebsd.org/changeset/base/273601 > >> > >> Log: > >> Don't reference sem(4) from the POSIX semaphore pages. POSIX semaphores > >> were reimplemented using umtx in FreeBSD 9 and no longer use sem(4). > > > > sem kernel module referenced in sem(4) uses the same uipc_sem.c file as > > kernel's P1003_1B_SEMAPHORES option, so they both use the same code and > > better be cross-linked since sem(4) explains how to turn it on. > > > > From the first glance I can't determine, is libc implementation better > than kernel one or not. BTW, firefox port still recommends sem_load="YES" > Firefox still recommands sem_load because we still support FreeBSD 8.
regards, Bapt
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