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KVM: trivial document fixes

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Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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Wu Fengguang 2009-12-24 09:04:16 +08:00 committed by Marcelo Tosatti
parent ddf0289db2
commit 2044892d4a
1 changed files with 6 additions and 6 deletions
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12
Documentation/kvm/api.txt
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@ -23,12 +23,12 @@ of a virtual machine. The ioctls belong to three classes
Only run vcpu ioctls from the same thread that was used to create the
vcpu.
2. File descritpors
2. File descriptors
The kvm API is centered around file descriptors. An initial
open("/dev/kvm") obtains a handle to the kvm subsystem; this handle
can be used to issue system ioctls. A KVM_CREATE_VM ioctl on this
handle will create a VM file descripror which can be used to issue VM
handle will create a VM file descriptor which can be used to issue VM
ioctls. A KVM_CREATE_VCPU ioctl on a VM fd will create a virtual cpu
and return a file descriptor pointing to it. Finally, ioctls on a vcpu
fd can be used to control the vcpu, including the important task of
@ -643,7 +643,7 @@ Type: vm ioctl
Parameters: struct kvm_clock_data (in)
Returns: 0 on success, -1 on error
Sets the current timestamp of kvmclock to the valued specific in its parameter.
Sets the current timestamp of kvmclock to the value specified in its parameter.
In conjunction with KVM_GET_CLOCK, it is used to ensure monotonicity on scenarios
such as migration.
@ -795,11 +795,11 @@ Unused.
__u64 data_offset; /* relative to kvm_run start */
} io;
If exit_reason is KVM_EXIT_IO_IN or KVM_EXIT_IO_OUT, then the vcpu has
If exit_reason is KVM_EXIT_IO, then the vcpu has
executed a port I/O instruction which could not be satisfied by kvm.
data_offset describes where the data is located (KVM_EXIT_IO_OUT) or
where kvm expects application code to place the data for the next
KVM_RUN invocation (KVM_EXIT_IO_IN). Data format is a patcked array.
KVM_RUN invocation (KVM_EXIT_IO_IN). Data format is a packed array.
struct {
struct kvm_debug_exit_arch arch;
@ -815,7 +815,7 @@ Unused.
__u8 is_write;
} mmio;
If exit_reason is KVM_EXIT_MMIO or KVM_EXIT_IO_OUT, then the vcpu has
If exit_reason is KVM_EXIT_MMIO, then the vcpu has
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.