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authorCyrill Gorcunov <gorcunov@gmail.com>2008-10-22 18:00:09 +0400
committerIngo Molnar <mingo@elte.hu>2008-10-22 16:56:16 +0200
commitdb96b0a0e4158806fcf03945a870f9320e6bac9b (patch)
tree3697acccd698b9dcfc51995ed3855116863bb67d /Documentation/console
parent8d433c407dea248c8db09edbc0b3c245977d596f (diff)
x86: do_boot_cpu - check if we have ESR register
Impact: fix APIC IRQ irregularities on certain older boxes We should touch the APIC ESR register if only we have it. The patch fixes the problem mentioned by Max Kellermann: http://lkml.org/lkml/2008/10/17/147 Bisected-by: Max Kellermann <mk@cm4all.com> Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> [ mingo@elte.hu: build fix ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
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