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59b6978745
This patch introduces a new function that checks the running status of a cpu in a hypervisor. This status is not virtualized, so the check is only correct if running in an LPAR. On acquiring a spinlock, if the cpu holding the lock is scheduled by the hypervisor, we do a busy wait on the lock. If it is not scheduled, we yield over to that cpu. Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> |
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appldata | ||
boot | ||
crypto | ||
hypfs | ||
include/asm | ||
kernel | ||
kvm | ||
lib | ||
math-emu | ||
mm | ||
oprofile | ||
defconfig | ||
Kconfig | ||
Kconfig.debug | ||
Makefile |