linux/arch/csky
Guo Ren 8e35ac734f csky: Cleanup asm/spinlock.h
There are two implementation of spinlock in arch/csky:
 - simple one (NR_CPU = 1,2)
 - tick's one (NR_CPU = 3,4)
Remove the simple one.

There is already smp_mb in spinlock, so remove the definition of
smp_mb__after_spinlock.

Link: https://lore.kernel.org/linux-csky/20200807081253.GD2674@hirez.programming.kicks-ass.net/#t
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Cc: Peter Zijlstra <peterz@infradead.org>k
Cc: Arnd Bergmann <arnd@arndb.de>
2021-01-12 09:52:40 +08:00
..
abiv1 csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
abiv2 csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
boot treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
configs csky: Minimize defconfig to support buildroot config.fragment 2020-02-21 15:43:25 +08:00
include csky: Cleanup asm/spinlock.h 2021-01-12 09:52:40 +08:00
kernel csky: Fixup show_regs doesn't contain regs->usp 2021-01-12 09:52:40 +08:00
lib csky: Add support for function error injection 2020-07-31 01:52:07 +00:00
mm csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
Kconfig csky: Cleanup asm/spinlock.h 2021-01-12 09:52:40 +08:00
Kconfig.debug treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Kconfig.platforms csky/Kconfig: Add Kconfig.platforms to support some drivers 2020-02-21 15:43:24 +08:00
Makefile csky: Fixup calltrace panic 2020-05-13 17:55:06 +08:00