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authorJan Beulich <jbeulich@novell.com>2008-09-12 15:43:04 +0100
committerIngo Molnar <mingo@elte.hu>2008-10-13 10:21:16 +0200
commit5e72d9e4850c91b6a0f06fa803f7393b55a38aa8 (patch)
tree8c4aff01fd6538abad4a25f9cbfdc09180f29069 /arch/x86/mm/gup.c
parent59ef48a58e59cc27255d526ae3fa60ddcd977208 (diff)
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x86-64: fix combining of regions in init_memory_mapping()
When nr_range gets decremented, the same slot must be considered for coalescing with its new successor again. The issue is apparently pretty benign to native code, but surfaces as a boot time crash in our forward ported Xen tree (where the page table setup overall works differently than in native). Signed-off-by: Jan Beulich <jbeulich@novell.com> Acked-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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