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linux-2.6/arch/hexagon
Yong Zhang 4ee0444beb hexagon: SMP: Remove call to ipi_call_lock()/ipi_call_unlock()
ipi_call_lock/unlock() lock resp. unlock call_function.lock. This lock
protects only the call_function data structure itself, but it's
completely unrelated to cpu_online_mask. The mask to which the IPIs
are sent is calculated before call_function.lock is taken in
smp_call_function_many(), so the locking around set_cpu_online() is
pointless and can be removed.

[ tglx: Massaged changelog ]

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Cc: ralf@linux-mips.org
Cc: sshtylyov@mvista.com
Cc: david.daney@cavium.com
Cc: nikunj@linux.vnet.ibm.com
Cc: paulmck@linux.vnet.ibm.com
Cc: axboe@kernel.dk
Cc: Richard Kuo <rkuo@codeaurora.org>
Cc: linux-hexagon@vger.kernel.org
Link: http://lkml.kernel.org/r/1338275765-3217-2-git-send-email-yong.zhang0@gmail.com
Acked-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2012-06-05 17:27:11 +02:00
..
configs Hexagon: Comet platform support 2011-11-01 07:34:21 -07:00
include/asm Merge branch 'next' of git://git.kernel.org/pub/scm/virt/kvm/kvm 2012-05-24 16:17:30 -07:00
kernel hexagon: SMP: Remove call to ipi_call_lock()/ipi_call_unlock() 2012-06-05 17:27:11 +02:00
lib Hexagon: Add configuration and makefiles for the Hexagon architecture. 2011-11-01 07:34:21 -07:00
mm hexagon/mm/vm_fault.c: Port OOM changes to do_page_fault 2012-05-22 18:40:45 -05:00
Kconfig Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2012-05-24 13:29:46 -07:00
Makefile various Kconfig cleanup and old platform build code removal 2012-05-22 18:44:43 -05:00