xen/pvh: increase early stack size
authorRoger Pau Monne <roger.pau@citrix.com>
Tue, 9 Oct 2018 10:32:37 +0000 (12:32 +0200)
committerJuergen Gross <jgross@suse.com>
Wed, 24 Oct 2018 08:18:28 +0000 (10:18 +0200)
commit7deecbda3026f5e2a8cc095d7ef7261a920efcf2
tree71e0dac8d4fa7246651fef1ef705531f43efc54f
parenta856531951dc8094359dfdac21d59cee5969c18e
xen/pvh: increase early stack size

While booting on an AMD EPYC box the stack canary would detect stack
overflows when using the current PVH early stack size (256). Switch to
using the value defined by BOOT_STACK_SIZE, which prevents the stack
overflow.

Cc: <stable@vger.kernel.org> # 4.11
Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
arch/x86/xen/xen-pvh.S