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authorVille Syrjälä <ville.syrjala@linux.intel.com>2017-11-28 16:53:50 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-01-14 12:14:51 +0100
commitfc90ccfd286eabb05ec54521367df8663cf0bbbf (patch)
tree0300985a44c469db156e4f4fb2fd4b05a11a0f57 /arch/x86/include/asm/apic.h
parentbeacd6f7ed5e2915959442245b3b2480c2e37490 (diff)
downloadop-kernel-dev-fc90ccfd286eabb05ec54521367df8663cf0bbbf.zip
op-kernel-dev-fc90ccfd286eabb05ec54521367df8663cf0bbbf.tar.gz
Revert "x86/apic: Remove init_bsp_APIC()"
This reverts commit b371ae0d4a194b178817b0edfb6a7395c7aec37a. It causes boot hangs on old P3/P4 systems when the local APIC is enforced in UP mode. Reported-by: Meelis Roos <mroos@linux.ee> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Dou Liyang <douly.fnst@cn.fujitsu.com> Cc: yinghai@kernel.org Cc: bhe@redhat.com Link: https://lkml.kernel.org/r/20171128145350.21560-1-ville.syrjala@linux.intel.com
Diffstat (limited to 'arch/x86/include/asm/apic.h')
-rw-r--r--arch/x86/include/asm/apic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index a9e57f0..9872277 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -136,6 +136,7 @@ extern void disconnect_bsp_APIC(int virt_wire_setup);
extern void disable_local_APIC(void);
extern void lapic_shutdown(void);
extern void sync_Arb_IDs(void);
+extern void init_bsp_APIC(void);
extern void apic_intr_mode_init(void);
extern void setup_local_APIC(void);
extern void init_apic_mappings(void);
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