linux-kernel - [PATCH v2 1/2] arm64: smp: Moved cpu_logical

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Date:   Mon,  3 Jun 2019 16:18:29 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     rmk+kernel@...linux.org.uk,
        Florian Fainelli <f.fainelli@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Shaokun Zhang <zhangshaokun@...ilicon.com>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v2 1/2] arm64: smp: Moved cpu_logical_map[] to smp.h

asm/smp.h is included by linux/smp.h and some drivers, in particular
irqchip drivers can access cpu_logical_map[] in order to perform SMP
affinity tasks. Make arm64 consistent with other architectures here.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 arch/arm64/include/asm/smp.h      | 6 ++++++
 arch/arm64/include/asm/smp_plat.h | 5 -----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index 18553f399e08..eae2d6c01262 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -53,6 +53,12 @@ DECLARE_PER_CPU_READ_MOSTLY(int, cpu_number);
  */
 #define raw_smp_processor_id() (*raw_cpu_ptr(&cpu_number))
 
+/*
+ * Logical CPU mapping.
+ */
+extern u64 __cpu_logical_map[NR_CPUS];
+#define cpu_logical_map(cpu)    __cpu_logical_map[cpu]
+
 struct seq_file;
 
 /*
diff --git a/arch/arm64/include/asm/smp_plat.h b/arch/arm64/include/asm/smp_plat.h
index af58dcdefb21..7a495403a18a 100644
--- a/arch/arm64/include/asm/smp_plat.h
+++ b/arch/arm64/include/asm/smp_plat.h
@@ -36,11 +36,6 @@ static inline u32 mpidr_hash_size(void)
 	return 1 << mpidr_hash.bits;
 }
 
-/*
- * Logical CPU mapping.
- */
-extern u64 __cpu_logical_map[NR_CPUS];
-#define cpu_logical_map(cpu)    __cpu_logical_map[cpu]
 /*
  * Retrieve logical cpu index corresponding to a given MPIDR.Aff*
  *  - mpidr: MPIDR.Aff* bits to be used for the look-up
-- 
2.17.1