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KVM: Documentation: Fix reentry-to-be-consistent paragraph

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All user space offloaded instruction emulation needs to reenter kvm
to produce consistent state again. Fix the section in the documentation
to mention all of them.

Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2012-10-07 15:22:59 +02:00
parent e43a028752
commit 686de182a2
1 changed files with 2 additions and 1 deletions
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3
Documentation/virtual/kvm/api.txt
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@ -2183,7 +2183,8 @@ executed a memory-mapped I/O instruction which could not be satisfied
by kvm. The 'data' member contains the written data if 'is_write' is
true, and should be filled by application code otherwise.
NOTE: For KVM_EXIT_IO, KVM_EXIT_MMIO and KVM_EXIT_OSI, the corresponding
NOTE: For KVM_EXIT_IO, KVM_EXIT_MMIO, KVM_EXIT_OSI, KVM_EXIT_DCR
and KVM_EXIT_PAPR the corresponding
operations are complete (and guest state is consistent) only after userspace
has re-entered the kernel with KVM_RUN. The kernel side will first finish
incomplete operations and then check for pending signals. Userspace