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From: James Bottomley <James.Bottomley@steeleye.com>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Hugh Dickins <hugh@veritas.com>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	parisc-linux@parisc-linux.org
Subject: Re: [parisc-linux] rmap: parisc __flush_dcache_page
Date: 08 Apr 2004 13:07:31 -0500	[thread overview]
Message-ID: <1081447654.1885.430.camel@mulgrave> (raw)
In-Reply-To: <20040408175158.GK31667@dualathlon.random>

On Thu, 2004-04-08 at 12:51, Andrea Arcangeli wrote:
> that path can take as long as timeslice to run, not taking interrupts
> for a whole scheduler timeslice is pretty bad.

OK, now I'm confused.  Where's the whole timeslice bit coming from? the
parisc flush_dcache_code better not take a timeslice to execute
otherwise we're in very serious performance trouble.

Does it take as long as a timeslice to do mmap[_shared] list insertion?

James



  reply	other threads:[~2004-04-08 18:07 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-08 13:41 rmap: parisc __flush_dcache_page Hugh Dickins
2004-04-08 13:52 ` [parisc-linux] " James Bottomley
2004-04-08 14:16   ` Hugh Dickins
2004-04-08 14:40     ` James Bottomley
2004-04-08 15:14       ` Andrea Arcangeli
2004-04-08 15:28         ` James Bottomley
2004-04-08 15:34           ` Andrea Arcangeli
2004-04-08 15:47             ` James Bottomley
2004-04-08 16:16               ` Andrea Arcangeli
2004-04-08 16:29                 ` James Bottomley
2004-04-08 17:10                   ` Andrea Arcangeli
2004-04-08 17:43                     ` James Bottomley
2004-04-08 17:51                       ` Andrea Arcangeli
2004-04-08 18:07                         ` James Bottomley [this message]
2004-04-08 18:18                           ` Andrea Arcangeli
2004-04-08 18:28                             ` James Bottomley
2004-04-08 18:42                               ` Andrea Arcangeli
2004-04-08 18:49                                 ` James Bottomley
2004-04-08 19:02                                   ` Andrea Arcangeli
2004-04-10  1:21                                 ` Paul E. McKenney
2004-04-08 15:35         ` Hugh Dickins
2004-04-08 16:13           ` Andrea Arcangeli

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