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authorRich Felker <dalias@libc.org>2018-05-05 16:40:23 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-06-21 04:02:54 +0900
commitd40e177f29ab6fd3cc4ddd261d785c3e5b1a2918 (patch)
tree2a158fa071c37e0664ca048398a04e5790e9c048
parent0742396317a0a0e41ab47e9de10cd6f16317f049 (diff)
sh: fix build failure for J2 cpu with SMP disabled
[ Upstream commit 6cb465972c4eb6741b3094a58a65e527fc63c100 ] The sh asm/smp.h defines a fallback hard_smp_processor_id macro for the !SMP case, but linux/smp.h never includes asm/smp.h in the !SMP case. Signed-off-by: Rich Felker <dalias@libc.org> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--arch/sh/kernel/cpu/sh2/probe.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c
index 4205f6d42b69..a5bd03642678 100644
--- a/arch/sh/kernel/cpu/sh2/probe.c
+++ b/arch/sh/kernel/cpu/sh2/probe.c
@@ -43,7 +43,11 @@ void __ref cpu_probe(void)
#endif
#if defined(CONFIG_CPU_J2)
+#if defined(CONFIG_SMP)
unsigned cpu = hard_smp_processor_id();
+#else
+ unsigned cpu = 0;
+#endif
if (cpu == 0) of_scan_flat_dt(scan_cache, NULL);
if (j2_ccr_base) __raw_writel(0x80000303, j2_ccr_base + 4*cpu);
if (cpu != 0) return;