Subject: Re: Pulling simple syscalls out from the giant lock
To: Thor Lancelot Simon <firstname.lastname@example.org>
From: Tonnerre <email@example.com>
Date: 06/07/2005 19:21:36
Content-Type: text/plain; charset=iso-8859-1
On Tue, Jun 07, 2005 at 01:19:37PM -0400, Thor Lancelot Simon wrote:
> To a cursory examination, it looks like it's possible that a number of
> syscalls that touch only process state (particularly read-only ones
> like getcwd, getpid, etc. but also some that change state, like
> chdir, chroot, and a few others) could easily take subsystem locks
> instead of the giant lock.
I had been looking at it, it may also be possible to lock the process
only instead of the whole subsystem, ideally with rwlocks.
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