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Commit 25804e6a authored by Steve Capper's avatar Steve Capper Committed by Catalin Marinas
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arm64: Widen hwcap to be 64 bit 



Under arm64 elf_hwcap is a 32 bit quantity, but it is stored in
a 64 bit auxiliary ELF field and glibc reads hwcap as 64 bit.

This patch widens elf_hwcap to be 64 bit.

Signed-off-by: default avatarSteve Capper <steve.capper@arm.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 6ca68e80

arch/arm64/include/asm/hwcap.h

+1 −1
Original line number Diff line number Diff line
@@ -43,6 +43,6 @@ 
				 COMPAT_HWCAP_VFPv3|COMPAT_HWCAP_VFPv4|\

				 COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV)



extern unsigned int elf_hwcap;

extern unsigned long elf_hwcap;

#endif

#endif

arch/arm64/kernel/setup.c

+1 −1
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ 
unsigned int processor_id;

EXPORT_SYMBOL(processor_id);



unsigned int elf_hwcap __read_mostly;

unsigned long elf_hwcap __read_mostly;

EXPORT_SYMBOL_GPL(elf_hwcap);



static const char *cpu_name;