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authorLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 13:07:55 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 13:07:55 -0700
commitb278240839e20fa9384ea430df463b367b90e04e (patch)
treef99f0c8cdd4cc7f177cd75440e6bd181cded7fb3 /include/asm-i386/mach-summit/mach_apic.h
parentdd77a4ee0f3981693d4229aa1d57cea9e526ff47 (diff)
parent3f75f42d7733e73aca5c78326489efd4189e0111 (diff)
downloadblackbird-op-linux-b278240839e20fa9384ea430df463b367b90e04e.tar.gz
blackbird-op-linux-b278240839e20fa9384ea430df463b367b90e04e.zip
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (225 commits) [PATCH] Don't set calgary iommu as default y [PATCH] i386/x86-64: New Intel feature flags [PATCH] x86: Add a cumulative thermal throttle event counter. [PATCH] i386: Make the jiffies compares use the 64bit safe macros. [PATCH] x86: Refactor thermal throttle processing [PATCH] Add 64bit jiffies compares (for use with get_jiffies_64) [PATCH] Fix unwinder warning in traps.c [PATCH] x86: Allow disabling early pci scans with pci=noearly or disallowing conf1 [PATCH] x86: Move direct PCI scanning functions out of line [PATCH] i386/x86-64: Make all early PCI scans dependent on CONFIG_PCI [PATCH] Don't leak NT bit into next task [PATCH] i386/x86-64: Work around gcc bug with noreturn functions in unwinder [PATCH] Fix some broken white space in ia32_signal.c [PATCH] Initialize argument registers for 32bit signal handlers. [PATCH] Remove all traces of signal number conversion [PATCH] Don't synchronize time reading on single core AMD systems [PATCH] Remove outdated comment in x86-64 mmconfig code [PATCH] Use string instructions for Core2 copy/clear [PATCH] x86: - restore i8259A eoi status on resume [PATCH] i386: Split multi-line printk in oops output. ...
Diffstat (limited to 'include/asm-i386/mach-summit/mach_apic.h')
-rw-r--r--include/asm-i386/mach-summit/mach_apic.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/asm-i386/mach-summit/mach_apic.h b/include/asm-i386/mach-summit/mach_apic.h
index 9fd073286289..a81b05961595 100644
--- a/include/asm-i386/mach-summit/mach_apic.h
+++ b/include/asm-i386/mach-summit/mach_apic.h
@@ -46,10 +46,12 @@ extern u8 cpu_2_logical_apicid[];
static inline void init_apic_ldr(void)
{
unsigned long val, id;
- int i, count;
- u8 lid;
+ int count = 0;
u8 my_id = (u8)hard_smp_processor_id();
u8 my_cluster = (u8)apicid_cluster(my_id);
+#ifdef CONFIG_SMP
+ u8 lid;
+ int i;
/* Create logical APIC IDs by counting CPUs already in cluster. */
for (count = 0, i = NR_CPUS; --i >= 0; ) {
@@ -57,6 +59,7 @@ static inline void init_apic_ldr(void)
if (lid != BAD_APICID && apicid_cluster(lid) == my_cluster)
++count;
}
+#endif
/* We only have a 4 wide bitmap in cluster mode. If a deranged
* BIOS puts 5 CPUs in one APIC cluster, we're hosed. */
BUG_ON(count >= XAPIC_DEST_CPUS_SHIFT);
@@ -91,9 +94,13 @@ static inline int apicid_to_node(int logical_apicid)
/* Mapping from cpu number to logical apicid */
static inline int cpu_to_logical_apicid(int cpu)
{
+#ifdef CONFIG_SMP
if (cpu >= NR_CPUS)
return BAD_APICID;
return (int)cpu_2_logical_apicid[cpu];
+#else
+ return logical_smp_processor_id();
+#endif
}
static inline int cpu_present_to_apicid(int mps_cpu)
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