Commit 4a12cae7 authored Oct 25, 2013 by Catalin Marinas

arm64: Fix the endianness of arch_spinlock_t



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>

parent 710be9ac

arch/arm64/include/asm/spinlock_types.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -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 }