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From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Nicholas Piggin <npiggin@gmail.com>,
	Anton Blanchard <anton@ozlabs.org>,
	"Oliver O'Halloran" <oohall@gmail.com>,
	Nathan Lynch <nathanl@linux.ibm.com>,
	Michael Neuling <mikey@neuling.org>,
	Gautham R Shenoy <ego@linux.vnet.ibm.com>,
	Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Valentin Schneider <valentin.schneider@arm.com>,
	Jordan Niethe <jniethe5@gmail.com>
Subject: [PATCH v3 01/10] powerpc/smp: Fix a warning under !NEED_MULTIPLE_NODES
Date: Thu, 23 Jul 2020 14:21:07 +0530	[thread overview]
Message-ID: <20200723085116.4731-2-srikar@linux.vnet.ibm.com> (raw)
In-Reply-To: <20200723085116.4731-1-srikar@linux.vnet.ibm.com>

Fix a build warning in a non CONFIG_NEED_MULTIPLE_NODES
"error: _numa_cpu_lookup_table_ undeclared"

Cc: linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Anton Blanchard <anton@ozlabs.org>
Cc: Oliver O'Halloran <oohall@gmail.com>
Cc: Nathan Lynch <nathanl@linux.ibm.com>
Cc: Michael Neuling <mikey@neuling.org>
Cc: Gautham R Shenoy <ego@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Cc: Jordan Niethe <jniethe5@gmail.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
---
Changelog v2 -> v3:
	Removed node caching part. Rewrote the Commit msg (Michael Ellerman)
	Renamed to powerpc/smp: Fix a warning under !NEED_MULTIPLE_NODES

 arch/powerpc/kernel/smp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 73199470c265..edf94ca64eea 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -860,6 +860,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 					GFP_KERNEL, cpu_to_node(cpu));
 		zalloc_cpumask_var_node(&per_cpu(cpu_core_map, cpu),
 					GFP_KERNEL, cpu_to_node(cpu));
+#ifdef CONFIG_NEED_MULTIPLE_NODES
 		/*
 		 * numa_node_id() works after this.
 		 */
@@ -868,6 +869,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 			set_cpu_numa_mem(cpu,
 				local_memory_node(numa_cpu_lookup_table[cpu]));
 		}
+#endif
 	}
 
 	/* Init the cpumasks so the boot CPU is related to itself */
-- 
2.18.2


  reply	other threads:[~2020-07-23  8:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23  8:51 [PATCH v3 00/10] Coregroup support on Powerpc Srikar Dronamraju
2020-07-23  8:51 ` Srikar Dronamraju [this message]
2020-07-23  8:51 ` [PATCH v3 02/10] powerpc/smp: Merge Power9 topology with Power topology Srikar Dronamraju
2020-07-24  7:06   ` Gautham R Shenoy
2020-07-23  8:51 ` [PATCH v3 03/10] powerpc/smp: Move powerpc_topology above Srikar Dronamraju
2020-07-23  8:51 ` [PATCH v3 04/10] powerpc/smp: Move topology fixups into a new function Srikar Dronamraju
2020-07-24  7:08   ` Gautham R Shenoy
2020-07-23  8:51 ` [PATCH v3 05/10] powerpc/smp: Dont assume l2-cache to be superset of sibling Srikar Dronamraju
2020-07-24  7:11   ` Gautham R Shenoy
2020-07-23  8:51 ` [PATCH v3 06/10] powerpc/smp: Generalize 2nd sched domain Srikar Dronamraju
2020-07-23  8:51 ` [PATCH v3 07/10] powerpc/numa: Detect support for coregroup Srikar Dronamraju
2020-07-23  8:51 ` [PATCH v3 08/10] powerpc/smp: Allocate cpumask only after searching thread group Srikar Dronamraju
2020-07-23  8:51 ` [PATCH v3 09/10] powerpc/smp: Create coregroup domain Srikar Dronamraju
2020-07-27  4:39   ` Gautham R Shenoy
2020-07-27 11:18     ` Srikar Dronamraju
2020-07-23  8:51 ` [PATCH v3 10/10] powerpc/smp: Implement cpu_to_coregroup_id Srikar Dronamraju

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