Re: [Xen-devel] [PATCH v3 13/17] livepatch: Expand spin_debug_disable in [apply|revert]_payload

2017-09-14 Thread Julien Grall
Hi Konrad, On 12/09/17 01:37, Konrad Rzeszutek Wilk wrote: Under ARM64 the vmap calls were all done with IRQs disabled which didn't trip the spinlock debug check (as seen on x86): Well, I think it does not happen because spin_debug_enable() is never called on ARM at boot. So

[Xen-devel] [PATCH v3 13/17] livepatch: Expand spin_debug_disable in [apply|revert]_payload

2017-09-11 Thread Konrad Rzeszutek Wilk
Under ARM64 the vmap calls were all done with IRQs disabled which didn't trip the spinlock debug check (as seen on x86): livepatch.c:1330: livepatch: xen_hello_world: timeout is 3000ns livepatch.c:1437: livepatch: xen_hello_world: CPU3 - IPIing the other 3 CPUs Applying xen_hello_world...