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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-21 15:38:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-21 15:38:43 -0700
commit5f033bb9bc5cb3bb37a79e3ef131f50ecdcb72b0 (patch)
tree16c6fdc3fab80d88ea4d8fd7eb302097f97c062c /arch/x86/kernel/smpboot.c
parentfd9be4ce2e1eb407a8152f823698cc0d652bbec8 (diff)
parent34d0559178393547505ec9492321255405f4e441 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86: (77 commits) x86: UV startup of slave cpus x86: integrate pci-dma.c x86: don't do dma if mask is NULL. x86: return conditional to mmu x86: remove kludge from x86_64 x86: unify gfp masks x86: retry allocation if failed x86: don't try to allocate from DMA zone at first x86: use a fallback dev for i386 x86: use numa allocation function in i386 x86: remove virt_to_bus in pci-dma_64.c x86: adjust dma_free_coherent for i386 x86: move bad_dma_address x86: isolate coherent mapping functions x86: move dma_coherent functions to pci-dma.c x86: merge iommu initialization parameters x86: merge dma_supported x86: move pci fixup to pci-dma.c x86: move x86_64-specific to common code. x86: move initialization functions to pci-dma.c ...
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r--arch/x86/kernel/smpboot.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index e6abe8a49b1f..6a925394bc7e 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -61,6 +61,7 @@
#include <asm/mtrr.h>
#include <asm/nmi.h>
#include <asm/vmi.h>
+#include <asm/genapic.h>
#include <linux/mc146818rtc.h>
#include <mach_apic.h>
@@ -677,6 +678,12 @@ wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip)
unsigned long send_status, accept_status = 0;
int maxlvt, num_starts, j;
+ if (get_uv_system_type() == UV_NON_UNIQUE_APIC) {
+ send_status = uv_wakeup_secondary(phys_apicid, start_eip);
+ atomic_set(&init_deasserted, 1);
+ return send_status;
+ }
+
/*
* Be paranoid about clearing APIC errors.
*/
@@ -918,16 +925,19 @@ do_rest:
atomic_set(&init_deasserted, 0);
- Dprintk("Setting warm reset code and vector.\n");
+ if (get_uv_system_type() != UV_NON_UNIQUE_APIC) {
- store_NMI_vector(&nmi_high, &nmi_low);
+ Dprintk("Setting warm reset code and vector.\n");
- smpboot_setup_warm_reset_vector(start_ip);
- /*
- * Be paranoid about clearing APIC errors.
- */
- apic_write(APIC_ESR, 0);
- apic_read(APIC_ESR);
+ store_NMI_vector(&nmi_high, &nmi_low);
+
+ smpboot_setup_warm_reset_vector(start_ip);
+ /*
+ * Be paranoid about clearing APIC errors.
+ */
+ apic_write(APIC_ESR, 0);
+ apic_read(APIC_ESR);
+ }
/*
* Starting actual IPI sequence...
@@ -966,7 +976,8 @@ do_rest:
else
/* trampoline code not run */
printk(KERN_ERR "Not responding.\n");
- inquire_remote_apic(apicid);
+ if (get_uv_system_type() != UV_NON_UNIQUE_APIC)
+ inquire_remote_apic(apicid);
}
}