On 06/05/15 02:47, Ouyang Zhaowei (Charles) wrote: > vcpu_info would be reset to wrong place on canceled suspend on PVOPS VM which > has multi-cpu > > The hypervisor continues assuming that vcpu_info is stored in per-cpu data > which was set up by xen_vcpu_setup(), > while on canceled suspend, the call to xen_hvm_init_shared_info() will make > the guest think that vcpu_info > is in the shared page. This will cause non-boot cpus keep checking a wrong > vcpu_info address and can not handle > irqs any more after suspend canceled, for example after we do "xl save > -c/restore", PVOPS VM can not be resumed > as the cpus can not finish their irqs. > > > Signed-off-by: Charles Ouyang <[email protected]> > Reviewed-by: Boris Ostrovsky <[email protected]> > Reviewed-by: David Vrabel <[email protected]>
1. I don't think I offered a reviewed-by tag for this patch 2. You did not Cc the xen-devel mailing list on this patch. 3. The patch is white-space damaged. 4. The commit message has lines longer than ~72 chars. But I've applied this to for-linus-4.1b anyway, thanks. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
