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RISC-V: remove spin_unlock_wait()

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This was removed from the other architectures in commit
952111d7db ("arch: Remove spin_unlock_wait() arch-specific
definitions").  That landed between when we got upstream and when our
patches were reviewed, so this is a followup patch.

Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
This commit is contained in:
Palmer Dabbelt
2017-11-28 14:06:31 -08:00
parent c901e45a99
commit bf73055273
1 changed files with 0 additions and 9 deletions
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9
arch/riscv/include/asm/spinlock.h
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@@ -58,15 +58,6 @@ static inline void arch_spin_lock(arch_spinlock_t *lock)
}
}
static inline void arch_spin_unlock_wait(arch_spinlock_t *lock)
{
smp_rmb();
do {
cpu_relax();
} while (arch_spin_is_locked(lock));
smp_acquire__after_ctrl_dep();
}
/***********************************************************/
static inline void arch_read_lock(arch_rwlock_t *lock)