[PATCH] kvm: avoid page allocation failure in kvm_set_memory_region()

2015-03-20 Thread Igor Mammedov
KVM guest can fail to startup with following trace on host: qemu-system-x86: page allocation failure: order:4, mode:0x40d0 Call Trace: dump_stack+0x47/0x67 warn_alloc_failed+0xee/0x150 __alloc_pages_direct_compact+0x14a/0x150 __alloc_pages_nodemask+0x776/0xb80

Re: [PATCH] kvm: avoid page allocation failure in kvm_set_memory_region()

2015-03-20 Thread Marcelo Tosatti
On Fri, Mar 20, 2015 at 09:51:26AM +, Igor Mammedov wrote: KVM guest can fail to startup with following trace on host: qemu-system-x86: page allocation failure: order:4, mode:0x40d0 Call Trace: dump_stack+0x47/0x67 warn_alloc_failed+0xee/0x150

Re: [PATCH] kvm: avoid page allocation failure in kvm_set_memory_region()

2015-03-20 Thread Igor Mammedov
On Fri, 20 Mar 2015 08:59:03 -0300 Marcelo Tosatti mtosa...@redhat.com wrote: On Fri, Mar 20, 2015 at 09:51:26AM +, Igor Mammedov wrote: KVM guest can fail to startup with following trace on host: qemu-system-x86: page allocation failure: order:4, mode:0x40d0 Call Trace: