Messages in this thread | | | Date | 22 Sep 2005 11:44:19 +0200 | Date | Thu, 22 Sep 2005 11:44:19 +0200 | From | Andi Kleen <> | Subject | Re: Dont use shortcut when using send_IPI_all in flat mode |
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On Wed, Sep 21, 2005 at 01:52:16PM -0700, Ashok Raj wrote: > Hi > > This got missed during the previous update for not doing shortcut > since it introduces race in IPI, when using flat mode. > > The earlier patches addressed send_IPI_allbutself, this one > take care of the sendall() case as well. > > Andrew: Please consider for -mm
It's not needed because genapic always sets physflat when CONFIG_HOTPLUG_CPU is set.
In fact the other HOTPLUG_CPU ifdefs in genapic_flat you added can be removed now.
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