diff mbox series

[2/2] x86: PV shim doesn't need GRANT_TABLE

Message ID 17fb04fb-99b6-7e20-0583-421ebb666ddc@suse.com (mailing list archive)
State New, archived
Headers show
Series x86: PV shim vs grant table | expand

Commit Message

Jan Beulich Oct. 29, 2020, 5:10 p.m. UTC 
The only reference into the code controlled by this option is from the
hypercall table, and that hypercall table entry gets overwritten.

Signed-off-by: Jan Beulich <jbeulich@suse.com>

Comments

Andrew Cooper Oct. 29, 2020, 5:40 p.m. UTC | #1 
On 29/10/2020 17:10, Jan Beulich wrote:
> The only reference into the code controlled by this option is from the
> hypercall table, and that hypercall table entry gets overwritten.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
diff mbox series

Patch

--- a/xen/arch/x86/configs/pvshim_defconfig
+++ b/xen/arch/x86/configs/pvshim_defconfig
@@ -9,6 +9,7 @@  CONFIG_EXPERT=y
 CONFIG_SCHED_NULL=y
 # Disable features not used by the PV shim
 # CONFIG_XEN_SHSTK is not set
+# CONFIG_GRANT_TABLE is not set
 # CONFIG_HYPFS is not set
 # CONFIG_BIGMEM is not set
 # CONFIG_KEXEC is not set