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From: tip-bot for Peter Zijlstra <a.p.zijlstra@chello.nl>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	a.p.zijlstra@chello.nl, tglx@linutronix.de, mingo@elte.hu,
	mikey@neuling.org
Subject: [tip:sched/core] powerpc: Exclude arch_sd_sibiling_asym_packing() on UP
Date: Wed, 9 Jun 2010 14:27:38 GMT	[thread overview]
Message-ID: <tip-00318f5eea0642c29212bff76ba500f620400d78@git.kernel.org> (raw)
In-Reply-To: <tip-76cbd8a8f8b0dddbff89a6708bd5bd13c0d21a00@git.kernel.org>

Commit-ID:  00318f5eea0642c29212bff76ba500f620400d78
Gitweb:     http://git.kernel.org/tip/00318f5eea0642c29212bff76ba500f620400d78
Author:     Peter Zijlstra <a.p.zijlstra@chello.nl>
AuthorDate: Wed, 9 Jun 2010 16:20:55 +0200
Committer:  Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 9 Jun 2010 16:24:36 +0200

powerpc: Exclude arch_sd_sibiling_asym_packing() on UP

Only SMP systems care about load-balance features, plus this
saves some .text space on UP and also fixes the build.

Reported-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <tip-76cbd8a8f8b0dddbff89a6708bd5bd13c0d21a00@git.kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 arch/powerpc/kernel/process.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index a3f347c..9b41ece 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1269,6 +1269,7 @@ unsigned long randomize_et_dyn(unsigned long base)
 	return ret;
 }
 
+#ifdef CONFIG_SMP
 int arch_sd_sibiling_asym_packing(void)
 {
 	if (cpu_has_feature(CPU_FTR_ASYM_SMT)) {
@@ -1277,3 +1278,4 @@ int arch_sd_sibiling_asym_packing(void)
 	}
 	return 0;
 }
+#endif

  reply	other threads:[~2010-06-09 14:28 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-08  4:57 [PATCH 0/3] sched: asymmetrical packing for POWER7 SMT4 Michael Neuling
2010-06-08  4:57 ` Michael Neuling
2010-06-08  4:57 ` [PATCH 3/3] powerpc: enabled asymmetric SMT scheduling on POWER7 Michael Neuling
2010-06-08  4:57   ` Michael Neuling
2010-06-09  8:54   ` Benjamin Herrenschmidt
2010-06-09  8:54     ` Benjamin Herrenschmidt
2010-06-09 10:18   ` [tip:sched/core] powerpc: Enable " tip-bot for Michael Neuling
2010-06-09 14:27     ` tip-bot for Peter Zijlstra [this message]
2010-06-09 14:33     ` [tip:sched/core] powerpc: Exclude arch_sd_sibiling_asym_packing() on UP tip-bot for Peter Zijlstra
2010-06-08  4:57 ` [PATCH 2/3] sched: add asymmetric group packing option for sibling domain Michael Neuling
2010-06-08  4:57   ` Michael Neuling
2010-06-09 10:14   ` [tip:sched/core] sched: Add " tip-bot for Michael Neuling
2010-06-08  4:57 ` [PATCH 1/3] sched: fix capacity calculations for SMT4 Michael Neuling
2010-06-08  4:57   ` Michael Neuling
2010-06-09 10:14   ` [tip:sched/core] sched: Fix " tip-bot for Srivatsa Vaddagiri
2010-06-09 23:03     ` Michael Neuling
2010-06-10  2:06       ` [PATCH] sched: update comments to make docbook happy Michael Neuling
2010-06-18 10:19         ` [tip:sched/core] sched: Fix comments to make them DocBook happy tip-bot for Michael Neuling
2010-06-10  6:48       ` [tip:sched/core] sched: Fix capacity calculations for SMT4 Peter Zijlstra
2010-06-17 23:04         ` Michael Neuling
2010-06-18 10:18       ` [tip:sched/core] sched: Fix fix_small_capacity tip-bot for Michael Neuling

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