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(parent: 6edd50f) | patch
x86: do not zap_low_mappings in __smp_prepare_cpus
authorGlauber de Oliveira Costa <gcosta@redhat.com>
Wed, 19 Mar 2008 17:25:42 +0000 (14:25 -0300)
committerIngo Molnar <mingo@elte.hu>
Thu, 17 Apr 2008 15:41:02 +0000 (17:41 +0200)
commitb1a253934f07b6571a63eaa473b63769952e3d39
treed0fc64c6930a2ba48a9f7d4e4d40eee2dc817604tree | snapshot
parent6edd50f5a569e6b8b33c2ac0de49256ac442b1cdcommit | diff
x86: do not zap_low_mappings in __smp_prepare_cpus

It was okay when cpus were cold booted before this point.
But with the new state machine, they will not have arrived to
the trampoline yet. zapping low mappings will have the bad effect
of breaking it completely after paging enablement

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/smpboot_32.c diff | blob | history
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