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(parent: 802b813) | 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)
commitd2bcbad5f3ad38a1c09861bca7e252dde7bb8259
treed0fc64c6930a2ba48a9f7d4e4d40eee2dc817604tree | snapshot
parent802b8133b4f78c30a2668d142d78861e27c0c6a7commit | 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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