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2016-10-19 06:20-0400, Pan Xinhui: > This is to fix some lock holder preemption issues. Some other locks > implementation do a spin loop before acquiring the lock itself. > Currently kernel has an interface of bool vcpu_is_preempted(int cpu). It > takes the cpu as parameter and return true if the cpu is preempted. Then > kernel can break the spin loops upon on the retval of

2016-10-19 06:20-0400, Pan Xinhui: > This is to fix some lock holder preemption issues. Some other locks > implementation do a spin loop before acquiring the lock itself. > Currently kernel has an interface of bool vcpu_is_preempted(int cpu). It > takes the cpu as parameter and return true if the cpu is preempted. Then > kernel can break the spin loops upon on the retval of

In the kernel and qemu communities it is routine for patches that will be backported to stable branches to be posted for review. I'm proposing we do the same for libguestfs stable branches. All of the attached have been tested with 'make check-release'. Rich.