Date: Sun, 19 Feb 2017 12:40:54 +0100 From: Michal Meloun <melounmichal@gmail.com> To: Mateusz Guzik <mjguzik@gmail.com> 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: <8b3f96ad-969b-3c88-53a2-20189d2ee2a1@freebsd.org> In-Reply-To: <20170219103025.GA8630@dft-labs.eu> References: <201702182206.v1IM64it034226@repo.freebsd.org> <562d8e7b-f81d-65cc-9806-a074e08b96d5@freebsd.org> <20170219103025.GA8630@dft-labs.eu>
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On 19.02.2017 11:30, Mateusz Guzik wrote: > 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 > The new patch works without problems (on armv6), please commit it. Thanks for quick response. Michal
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