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authorAkinobu Mita <akinobu.mita@gmail.com>2008-04-19 23:55:11 +0900
committerIngo Molnar <mingo@elte.hu>2008-04-26 17:35:47 +0200
commit5d47a271f38cf2ba7299047ad0bf3ac7e4c4a214 (patch)
tree7d48099f14dd85584b532c59a57283255e6901da
parent562b80bafffaf42a6d916b0a2ee3d684220a1c10 (diff)
x86: use BUILD_BUG_ON() for the size of struct intel_mp_floating
Use BUILD_BUG_ON() instead of compile-time error technique with extern non-exsistent function. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/mpparse.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 70744e344fa..101b13cab68 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -686,13 +686,11 @@ void __init get_smp_config(void)
static int __init smp_scan_config(unsigned long base, unsigned long length,
unsigned reserve)
{
- extern void __bad_mpf_size(void);
unsigned int *bp = phys_to_virt(base);
struct intel_mp_floating *mpf;
Dprintk("Scan SMP from %p for %ld bytes.\n", bp, length);
- if (sizeof(*mpf) != 16)
- __bad_mpf_size();
+ BUILD_BUG_ON(sizeof(*mpf) != 16);
while (length > 0) {
mpf = (struct intel_mp_floating *)bp;