Avi Kivity wrote: > Jan Kiszka wrote: >> Resetting guests used to be racy, deadlock-prone, or simply broken (for >> SMP). This patch fixes the issues, following Marcelo's suggestion to >> consolidate the reset activity in the I/O thread. All vcpus are cleanly >> stopped before the emulated hardware is reset, and kvm_arch_cpu_reset is >> introduced and invoked to ensure that non-boot cpus are put into the >> right state on x86. Note that other arch may need to look into this >> service as well to get SMP reset right. >> >> > > hmm. This means that reset is executed asynchronously of the calling cpu.
Nope, the calling cpu is put in stopped state after informing the I/O thread about the reset request. We just cannot control when the request is handled /wrt to other cpus, but that's not different from real life I guess. Jan
signature.asc
Description: OpenPGP digital signature
------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone
_______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel
