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arm64: Fix the endianness of arch_spinlock_t

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The owner and next members of the arch_spinlock_t structure need to be
swapped when compiling for big endian.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reported-by: Matthew Leach <matthew.leach@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Catalin Marinas 2013-10-25 15:48:33 +01:00
parent 710be9ac4e
commit 4a12cae7ef
1 changed files with 5 additions and 0 deletions
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5
arch/arm64/include/asm/spinlock_types.h
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@ -23,8 +23,13 @@
#define TICKET_SHIFT 16
typedef struct {
#ifdef __AARCH64EB__
u16 next;
u16 owner;
#else
u16 owner;
u16 next;
#endif
} __aligned(4) arch_spinlock_t;
#define __ARCH_SPIN_LOCK_UNLOCKED { 0 , 0 }