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(parent: 4f0076f) | patch
[S390] lockless idle time accounting
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 22 Jun 2009 10:08:20 +0000 (12:08 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 22 Jun 2009 10:08:23 +0000 (12:08 +0200)
commite98bbaafcd1c47d30f3245517fb585f1aaaca4db
tree8c8c88910db0197acc92bf1ddef999816f1a778btree | snapshot
parent4f0076f77fb64889d4e5e425b63333e5764b446dcommit | diff
[S390] lockless idle time accounting

Replace the spinlock used in the idle time accounting with a sequence
counter mechanism analog to seqlock.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/cputime.h diff | blob | history
arch/s390/kernel/smp.c diff | blob | history
arch/s390/kernel/vtime.c diff | blob | history
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