Date: Sun, 19 Feb 2017 11:30:25 +0100 From: Mateusz Guzik <mjguzik@gmail.com> To: mmel@freebsd.org Cc: Mateusz Guzik <mjg@FreeBSD.org>, src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r313928 - head/sys/kern Message-ID: <20170219103025.GA8630@dft-labs.eu> In-Reply-To: <562d8e7b-f81d-65cc-9806-a074e08b96d5@freebsd.org> References: <201702182206.v1IM64it034226@repo.freebsd.org> <562d8e7b-f81d-65cc-9806-a074e08b96d5@freebsd.org>
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On Sun, Feb 19, 2017 at 09:30:44AM +0100, Michal Meloun wrote: > > > On 18.02.2017 23:06, Mateusz Guzik wrote: > > Author: mjg > > Date: Sat Feb 18 22:06:03 2017 > > New Revision: 313928 > > URL: https://svnweb.freebsd.org/changeset/base/313928 > > > > Log: > > locks: clean up trylock primitives > > > > In particular thius reduces accesses of the lock itself. > > > > Modified: > > head/sys/kern/kern_mutex.c > > head/sys/kern/kern_rwlock.c > > head/sys/kern/kern_sx.c > > > > This commit broke (at least) sx_try_xlock_(). > Try this please https://people.freebsd.org/~mjg/patches/trylock.diff -- Mateusz Guzik <mjguzik gmail.com>
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