]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: d1e64f0) | patch
s390/spinlock: use the cpu number +1 as spinlock value
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Sun, 4 Dec 2016 13:36:04 +0000 (14:36 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 28 Sep 2017 05:29:44 +0000 (07:29 +0200)
commitd7e6fda756288170077cec62442baad63ff84e24
tree37dd4e46216cd29ebcecd564cfb9f29e58fcb801tree | snapshot
parentd1e64f057e588616f6ece908ca119baf16f092a8commit | diff
s390/spinlock: use the cpu number +1 as spinlock value

The queued spinlock code will come out simpler if the encoding of
the CPU that holds the spinlock is (cpu+1) instead of (~cpu).

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/spinlock.h diff | blob | history
arch/s390/lib/spinlock.c diff | blob | history
Linux Kernel Source Tree.