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x86: add table start and end sanity checks to 32-bit init_memory_mapping()

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Impact: cleanup

This patch adds a sanity check to the 32-bit version of
init_memory_mapping() to reduce the diff to the 64-bit version.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-9-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Pekka Enberg 2009-03-05 14:55:00 +02:00 committed by Ingo Molnar
parent cbba65796d
commit d58e854e36
1 changed files with 1 additions and 1 deletions
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arch/x86/mm/init_32.c
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@ -1060,7 +1060,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
__flush_tlb_all();
if (!after_bootmem)
if (!after_bootmem && table_end > table_start)
reserve_early(table_start << PAGE_SHIFT,
table_end << PAGE_SHIFT, "PGTABLE");