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authorYinghai Lu <yhlu.kernel@gmail.com>2008-06-14 01:26:41 -0700
committerIngo Molnar <mingo@elte.hu>2008-07-08 10:36:40 +0200
commitd867e5310bd3c560093d39669ef52ff7f1b5711a (patch)
tree3be9c3a370de73eef951be4d6bd530064aa9fd3b /include/asm-x86/mpspec.h
parent9a27f5c51629c3d3b7718dd4be3d2722b472fafe (diff)
downloadblackbird-op-linux-d867e5310bd3c560093d39669ef52ff7f1b5711a.tar.gz
blackbird-op-linux-d867e5310bd3c560093d39669ef52ff7f1b5711a.zip
x86: keep MP_intsrc_info untouched if we do not update mptable
Daniel Exner reported IO-APIC enumeration breakage in linux-next. Alexey Starikovskiy found out that it might be related to commit 2944e16b25 "x86: update mptable". use enable_update_mptable to decide if need check before add mp_irqs array. Reported-by: Daniel Exner <webmaster@dragonslave.de> Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/mpspec.h')
-rw-r--r--include/asm-x86/mpspec.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86/mpspec.h b/include/asm-x86/mpspec.h
index b8ba37496e2d..f48dbca740e4 100644
--- a/include/asm-x86/mpspec.h
+++ b/include/asm-x86/mpspec.h
@@ -61,6 +61,7 @@ extern void mp_config_acpi_legacy_irqs(void);
extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low);
extern void MP_intsrc_info(struct mpc_config_intsrc *m);
#ifdef CONFIG_X86_IO_APIC
+extern int enable_update_mptable;
extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
u32 gsi, int triggering, int polarity);
#else
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