Subject: Re: SMP re-eetrancy in "bottom half" drivers
To: Jonathan Stone <firstname.lastname@example.org>
From: Bill Studenmund <email@example.com>
Date: 05/17/2005 15:22:17
Content-Type: text/plain; charset=us-ascii
On Tue, May 17, 2005 at 01:25:09PM -0700, Jonathan Stone wrote:
> The biggest --- perhaps the only -- unresolved technical issue from
> last time this came up centered around locking and SPL issues. My
> recollection is that there was a near-consensus that we'd need to move
> to a total ordering of locks and SPLs; but I may well be misremembering.
My understanding of this point was that there was no real way to avoid SPL=
ordering, since there will be locks associated with SPL-protected code,=20
and those locks will need ordering to avoid deadlock.
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