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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-03-05 14:54:56 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:17:12 +0100 |
| commit | 54e63f3a4282a8bc5b39db29095f076ece2b1073 (patch) | |
| tree | 105ebabc730cfeed7f27c3de5793d8d809501e90 /arch/x86/mm/init_32.c | |
| parent | e7179853e7552ba6631e2cdd9f5c374383403b4b (diff) | |
| download | linux-stable-54e63f3a4282a8bc5b39db29095f076ece2b1073.tar.gz linux-stable-54e63f3a4282a8bc5b39db29095f076ece2b1073.tar.bz2 linux-stable-54e63f3a4282a8bc5b39db29095f076ece2b1073.zip | |
x86: ifdef 32-bit specific setup in init_memory_mapping()
Impact: cleanup
Enabling NX, PSE, and PGE are only required on 32-bit so ifdef them
in both versions of the function.
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-5-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/init_32.c')
| -rw-r--r-- | arch/x86/mm/init_32.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index cfc68d601380..eb98cb90cb39 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -948,6 +948,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start, use_gbpages = direct_gbpages; #endif +#ifdef CONFIG_X86_32 #ifdef CONFIG_X86_PAE set_nx(); if (nx_enabled) @@ -963,6 +964,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start, set_in_cr4(X86_CR4_PGE); __supported_pte_mask |= _PAGE_GLOBAL; } +#endif if (use_gbpages) page_size_mask |= 1 << PG_LEVEL_1G; |