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authorFernando Luis Vazquez Cao <fernando@oss.ntt.co.jp>2007-05-09 02:33:28 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:49 -0700
commit818563dceccf695a71f8bd683a249e7bb09e3240 (patch)
treed1a7ff414283be1607547f4ae55ddad47d3f10c7 /include
parentdd988528f4a7d64908b427c251d727f3c3e88add (diff)
Always ask the hardware to obtain hardware processor id - ia64
Always ask the hardware to determine the hardware processor id in both UP and SMP kernels. Signed-off-by: Fernando Luis Vazquez Cao <fernando@oss.ntt.co.jp> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Andi Kleen <ak@suse.de> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Vivek Goyal <vgoyal@in.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-ia64/smp.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/include/asm-ia64/smp.h b/include/asm-ia64/smp.h
index 62014b643ecd..c60024989ebd 100644
--- a/include/asm-ia64/smp.h
+++ b/include/asm-ia64/smp.h
@@ -38,6 +38,8 @@ ia64_get_lid (void)
return lid.f.id << 8 | lid.f.eid;
}
+#define hard_smp_processor_id() ia64_get_lid()
+
#ifdef CONFIG_SMP
#define XTP_OFFSET 0x1e0008
@@ -110,8 +112,6 @@ max_xtp (void)
writeb(0x0f, ipi_base_addr + XTP_OFFSET); /* Set XTP to max */
}
-#define hard_smp_processor_id() ia64_get_lid()
-
/* Upping and downing of CPUs */
extern int __cpu_disable (void);
extern void __cpu_die (unsigned int cpu);
@@ -130,7 +130,6 @@ extern int is_multithreading_enabled(void);
#else /* CONFIG_SMP */
-#define hard_smp_processor_id() 0
#define cpu_logical_id(i) 0
#define cpu_physical_id(i) ia64_get_lid()