xen/mmu: weaken flush_tlb_other test

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Impact: fixes crashing bug

There's no particular problem with getting an empty cpu mask,
so just shortcut-return if we get one.

Avoids crash reported by Christophe Saout <christophe@saout.de>

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

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This commit is contained in:

Jeremy Fitzhardinge 2009-03-04 17:36:57 -08:00

parent b96229b50d

commit e3f8a74e3a

1 changed files with 2 additions and 2 deletions

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arch/x86/xen/mmu.c

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