Date: Tue, 2 Oct 2007 22:46:55 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: Alfred Perlstein <alfred@freebsd.org> Cc: hackers@freebsd.org Subject: Re: Critical Sections for userland. Message-ID: <Pine.GSO.4.64.0710022244250.626@sea.ntplx.net> In-Reply-To: <20071003015231.GJ31826@elvis.mu.org> References: <20071003015231.GJ31826@elvis.mu.org>
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On Tue, 2 Oct 2007, Alfred Perlstein wrote: > Hi guys, we need critical sections for userland here. > > This is basically to avoid a process being switched out while holding > a user level spinlock. Setting the scheduling class to real-time and using SCHED_FIFO and adjusting the thread priority around the lock doesn't work? -- DE
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