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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-03-05 14:55:00 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:17:14 +0100 |
| commit | d58e854e36ddf241ebc243e4122c5ab087bf38df (patch) | |
| tree | 1bf3a79268a9cd68a05536a47360b042730b911c /arch | |
| parent | cbba65796df99f3ca9bf70d14e5a19384c54b6a1 (diff) | |
| download | blackbird-op-linux-d58e854e36ddf241ebc243e4122c5ab087bf38df.tar.gz blackbird-op-linux-d58e854e36ddf241ebc243e4122c5ab087bf38df.zip | |
x86: add table start and end sanity checks to 32-bit init_memory_mapping()
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/init_32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 00c1d8508258..0a3707fb973b 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -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"); |
