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MIPS: spinlock: Adjust arch_spin_lock back-off time

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Make it similar to the trylock and R10000_LLSC_WAR cases.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/9789/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Markos Chandras 2015-04-20 10:54:34 +01:00 committed by Ralf Baechle
parent 2bd7bc254a
commit 9ff897c4e8
1 changed files with 1 additions and 1 deletions
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2
arch/mips/include/asm/spinlock.h
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@ -109,7 +109,7 @@ static inline void arch_spin_lock(arch_spinlock_t *lock)
" subu %[ticket], %[my_ticket], %[ticket] \n"
"2: \n"
" .subsection 2 \n"
"4: andi %[ticket], %[ticket], 0x1fff \n"
"4: andi %[ticket], %[ticket], 0xffff \n"
" sll %[ticket], 5 \n"
" \n"
"6: bnez %[ticket], 6b \n"