Messages in this thread | | | Subject | Re: [rfc] "fair" rw spinlocks | From | Andi Kleen <> | Date | Mon, 07 Dec 2009 23:35:28 +0100 |
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ebiederm@xmission.com (Eric W. Biederman) writes:
> "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> writes: >> >> Is it required that all of the processes see the signal before the >> corresponding interrupt handler returns? (My guess is "no", which >> enables a trick or two, but thought I should ask.) > > Not that I recall. I think it is just an I/O completed signal.
Wasn't there the sysrq SAK too? That one definitely would need to be careful about synchronicity.
-Andi
-- ak@linux.intel.com -- Speaking for myself only.
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