]> git.baikalelectronics.ru Git - kernel.git/commit
s390/time: clock comparator revalidation
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 8 Aug 2013 10:37:00 +0000 (12:37 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 22 Aug 2013 10:20:08 +0000 (12:20 +0200)
commitbc79637c00e6a9756fc9fec00989b8288cd806e3
tree617b24e54de68ea0f9f3702b736da224ff4db9c2
parent4611dfc18646ce2875a3a91f4a9c4454f9ec9554
s390/time: clock comparator revalidation

Always use the S390_lowcore.clock_comparator field to revalidate
the clock comparator CPU register after a machine check. This avoids
an unnecssary external interrupt after a machine check if no timer
is pending.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/nmi.c