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From: Yinghai Lu <yinghai@kernel.org>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	yinghai@kernel.org, tglx@linutronix.de, mingo@elte.hu
Subject: [tip:x86/apic] x86: consistent about warm_reset_vector for UN_NON_UNIQUE_APIC
Date: Wed, 8 Apr 2009 13:00:45 GMT	[thread overview]
Message-ID: <tip-02421f98ec55c3ff118f358740ff640f096c7ad6@git.kernel.org> (raw)
In-Reply-To: <49D6A6B9.6060501@kernel.org>

Commit-ID:  02421f98ec55c3ff118f358740ff640f096c7ad6
Gitweb:     http://git.kernel.org/tip/02421f98ec55c3ff118f358740ff640f096c7ad6
Author:     Yinghai Lu <yinghai@kernel.org>
AuthorDate: Fri, 3 Apr 2009 17:15:53 -0700
Committer:  Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 8 Apr 2009 14:50:28 +0200

x86: consistent about warm_reset_vector for UN_NON_UNIQUE_APIC

Impact: cleanup

didn't set it for UV_NON_UNIQUE_APIC, so don't restore it

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <49D6A6B9.6060501@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>


---
 arch/x86/kernel/smpboot.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index bddf2cc..bf8ad63 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -822,10 +822,12 @@ do_rest:
 	/* mark "stuck" area as not stuck */
 	*((volatile unsigned long *)trampoline_base) = 0;
 
-	/*
-	 * Cleanup possible dangling ends...
-	 */
-	smpboot_restore_warm_reset_vector();
+	if (get_uv_system_type() != UV_NON_UNIQUE_APIC) {
+		/*
+		 * Cleanup possible dangling ends...
+		 */
+		smpboot_restore_warm_reset_vector();
+	}
 
 	return boot_error;
 }

  reply	other threads:[~2009-04-08 13:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-04  0:13 [PATCH] x86: make 64 bit to use default_inquire_remote_apic Yinghai Lu
2009-04-04  0:15 ` [PATCH] x86: make wakeup_secondary_cpu_via_init static Yinghai Lu
2009-04-04  0:15   ` [PATCH] x86: consistent about warm_reset_vector for UN_NON_UNIQUE_APIC Yinghai Lu
2009-04-08 13:00     ` Yinghai Lu [this message]
2009-04-08 13:00   ` [tip:x86/apic] x86: make wakeup_secondary_cpu_via_init static Yinghai Lu
2009-04-08 18:39     ` Cyrill Gorcunov
2009-04-08 19:10       ` Yinghai Lu

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