[PATCH] arch: arm: reuse addr variable in pfn_valid
From: Clemens Gruber <hidden>
Date: 2019-09-02 16:59:02
Also in:
lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Avoid calling __pfn_to_phys twice. Cc: Russell King <linux@armlinux.org.uk> Cc: Mike Rapoport <redacted> Cc: zhaoyang <redacted> Signed-off-by: Clemens Gruber <redacted> --- arch/arm/mm/init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 98e17388a563..a5fe2bdc76de 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c@@ -179,7 +179,7 @@ int pfn_valid(unsigned long pfn) if (__phys_to_pfn(addr) != pfn) return 0; - return memblock_is_map_memory(__pfn_to_phys(pfn)); + return memblock_is_map_memory(addr); } EXPORT_SYMBOL(pfn_valid); #endif
--
2.23.0
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