2015-04-13 10:57:44

by Christoffer Dall

[permalink] [raw]
Subject: Re: [PATCH v2 01/10] KVM: add commentary for kvm_debug_exit_arch struct

On Tue, Mar 31, 2015 at 04:07:59PM +0100, Alex Benn?e wrote:
> Bring into line with the commentary for the other structures and their
> KVM_EXIT_* cases.
>
> Signed-off-by: Alex Benn?e <[email protected]>
>
> ---
>
> v2
> - add comments for other exit types
>
> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
> index 8055706..5eedf84 100644
> --- a/include/uapi/linux/kvm.h
> +++ b/include/uapi/linux/kvm.h
> @@ -226,6 +226,7 @@ struct kvm_run {
> __u32 count;
> __u64 data_offset; /* relative to kvm_run start */
> } io;
> + /* KVM_EXIT_DEBUG */
> struct {
> struct kvm_debug_exit_arch arch;
> } debug;
> @@ -274,6 +275,7 @@ struct kvm_run {
> __u32 data;
> __u8 is_write;
> } dcr;
> + /* KVM_EXIT_INTERNAL_ERROR */
> struct {
> __u32 suberror;
> /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
> @@ -284,6 +286,7 @@ struct kvm_run {
> struct {
> __u64 gprs[32];
> } osi;
> + /* KVM_EXIT_PAPR_HCALL */
> struct {
> __u64 nr;
> __u64 ret;
> --
> 2.3.4
>

I'm fine with this change as it is, but I think it should update the
documenation of the kvm_run structure along with it, and in there it
seems the debug struct is listed as 'unused'; this should be addressed
in this patch set somewhere if we start using this struct?

-Christoffer