[Public] > -----Original Message----- > From: Jan Beulich <[email protected]> > Sent: Wednesday, November 26, 2025 5:21 PM > To: Penny, Zheng <[email protected]> > Cc: Huang, Ray <[email protected]>; [email protected]; Andrew > Cooper <[email protected]>; Roger Pau Monné <[email protected]>; > [email protected] > Subject: Re: [PATCH v4 22/24] xen/domctl: domctl_lock synchronization only > when > MGMT_HYPERCALLS=y > > On 21.11.2025 11:57, Penny Zheng wrote: > > Helper domctl_lock_{acquire,release} is domctl_lock, which > > HVM_PARAM_IDENT_PT uses to ensure synchronization on potential domctl-op > altering guest state. > > So it is only needed when MGMT_HYPERCALLS=y. > > > > Suggested-by: Jan Beulich <[email protected]> > > Signed-off-by: Penny Zheng <[email protected]> > > Acked-by: Jan Beulich <[email protected]>
Thx > > I'd like to note though that ... > > > --- > > v3 -> v4: > > - new commit > > --- > > xen/arch/x86/hvm/hvm.c | 5 +++-- > > 1 file changed, 3 insertions(+), 2 deletions(-) > > ... with this diffstat the subject prefix is pretty misleading once again. I > may take > the liberty and convert it to x86/hvm: (and then also add parentheses to > domctl_lock()). > Will fix > Jan
