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
next prev parent 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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