Re: [PATCH v4 5/9] KVM: TDX: Update exit_reason on wait_for_sept_zap return
"Edgecombe, Rick P" <[email protected]>
| Newsgroups | dev.linux.lists.linux-coco,org.kernel.vger.kvm,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On Wed, 2026-08-19 at 17:48 +0800, Xiaoyao Li wrote:
> Update exit_reason to a value with bit[31:16] cleared and bit[15:0]
> set to TDX_INVALID_EXIT_REASON when it needs to return early due to
> wait_for_sept_zap in tdx_vcpu_run(). This avoids the stale exit_reason
> of the previous Exit being consumed twice.
Would be nice to describe a bit more on the failure mode.
>
> Fixes: 4b2abc49712b ("KVM: TDX: Kick off vCPUs when SEAMCALL is busy during TD
> page removal")
> Cc: [email protected]
> Signed-off-by: Xiaoyao Li <[email protected]>
> ---
> Changes in v4:
> - new patch;
> ---
Code seems much clearer to me than the single bit clear.