diff options
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 6a8934ffdaf6..4740d0d9aaa3 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -5712,8 +5712,9 @@ panic() code such as dumping handler. xen_nopvspin [X86,XEN] - Disables the ticketlock slowpath using Xen PV - optimizations. + Disables the qspinlock slowpath using Xen PV optimizations. + This parameter is obsoleted by "nopvspin" parameter, which + has equivalent effect for XEN platform. xen_nopv [X86] Disables the PV optimizations forcing the HVM guest to @@ -5739,7 +5740,7 @@ as generic guest with no PV drivers. Currently support XEN HVM, KVM, HYPER_V and VMWARE guest. - nopvspin [X86,KVM] + nopvspin [X86,XEN,KVM] Disables the qspinlock slow path using PV optimizations which allow the hypervisor to 'idle' the guest on lock contention. |