mirror of https://gitee.com/openkylin/linux.git
af095dd60b
Many of the atomic op implementations are the same except for one instruction; fold the lot into a few CPP macros and reduce LoC. Requires asm_op because PPC asm is weird :-) Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: linuxppc-dev@lists.ozlabs.org Link: http://lkml.kernel.org/r/20140508135852.713980957@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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