From mboxrd@z Thu Jan 1 00:00:00 1970 From: srivatsa.bhat@linux.vnet.ibm.com (Srivatsa S. Bhat) Date: Tue, 26 Feb 2013 03:15:05 +0530 Subject: [PATCH v6 00/46] CPU hotplug: stop_machine()-free CPU hotplug In-Reply-To: <87mwuxfatp.fsf@rustcorp.com.au> References: <20130218123714.26245.61816.stgit@srivatsabhat.in.ibm.com> <87mwuxfatp.fsf@rustcorp.com.au> Message-ID: <512BDB61.1010204@linux.vnet.ibm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 02/22/2013 06:01 AM, Rusty Russell wrote: > "Srivatsa S. Bhat" writes: >> Hi, >> >> This patchset removes CPU hotplug's dependence on stop_machine() from the CPU >> offline path and provides an alternative (set of APIs) to preempt_disable() to >> prevent CPUs from going offline, which can be invoked from atomic context. >> The motivation behind the removal of stop_machine() is to avoid its ill-effects >> and thus improve the design of CPU hotplug. (More description regarding this >> is available in the patches). > > If you're doing a v7, please put your benchmark results somewhere! > Oh, I forgot to put them in v6! Thanks for reminding :-) And yes, I'll have to do a v7 to incorporate changes (if any) to the new code that went in during this merge window. > The obvious place is in the 44/46. > Ok, will add it there. Thank you! Regards, Srivatsa S. Bhat