search for: offset_within_region

..._region_name(section.mr), > - pa); > - if (!qemu_balloon_is_inhibited()) { > - if (vq == s->ivq) { > - balloon_inflate_page(s, section.mr, > - section.offset_within_region, &pbp); > - } else if (vq == s->dvq) { > - balloon_deflate_page(s, section.mr, section.offset_within_region); > - } else { > - g_assert_not_reached(); > + trace_virtio_balloon_handle_output(memo...

...->out_num, offset, &psize_ptr, 4) != 4) { > break; > @@ -383,8 +385,9 @@ static void virtio_balloon_handle_output(VirtIODevice *vdev, VirtQueue *vq) > balloon_inflate_page(s, section.mr, > section.offset_within_region, > psize, &pbp); > - } else if (vq == s->dvq) { > - balloon_deflate_page(s, section.mr, section.offset_within_region); > + } else if (vq == s->dvq || vq == s->dcvq) { > +...

...balloon_handle_output(memory_region_name(section.mr), > pa); > /* Using memory_region_get_ram_ptr is bending the rules a bit, but > should be OK because we only want a single page. */ > addr = section.offset_within_region; > balloon_page(memory_region_get_ram_ptr(section.mr) + addr, > !!(vq == s->dvq)); > memory_region_unref(section.mr); > } > > so all that happens when we get a page is balloon_page. > and > > static void balloo...

...balloon_handle_output(memory_region_name(section.mr), > pa); > /* Using memory_region_get_ram_ptr is bending the rules a bit, but > should be OK because we only want a single page. */ > addr = section.offset_within_region; > balloon_page(memory_region_get_ram_ptr(section.mr) + addr, > !!(vq == s->dvq)); > memory_region_unref(section.mr); > } > > so all that happens when we get a page is balloon_page. > and > > static void balloo...

...trace_virtio_balloon_handle_output(memory_region_name(section.mr), pa); /* Using memory_region_get_ram_ptr is bending the rules a bit, but should be OK because we only want a single page. */ addr = section.offset_within_region; balloon_page(memory_region_get_ram_ptr(section.mr) + addr, !!(vq == s->dvq)); memory_region_unref(section.mr); } so all that happens when we get a page is balloon_page. and static void balloon_page(void *addr, int deflate) { #if defined...

> Subject: Re: [Qemu-devel] [RFC qemu 0/4] A PV solution for live migration > optimization > > On Fri, Mar 04, 2016 at 09:08:44AM +0000, Li, Liang Z wrote: > > > On Fri, Mar 04, 2016 at 01:52:53AM +0000, Li, Liang Z wrote: > > > > > I wonder if it would be possible to avoid the kernel changes > > > > > by parsing /proc/self/pagemap - if that

> Subject: Re: [Qemu-devel] [RFC qemu 0/4] A PV solution for live migration > optimization > > On Fri, Mar 04, 2016 at 09:08:44AM +0000, Li, Liang Z wrote: > > > On Fri, Mar 04, 2016 at 01:52:53AM +0000, Li, Liang Z wrote: > > > > > I wonder if it would be possible to avoid the kernel changes > > > > > by parsing /proc/self/pagemap - if that

...t(memory_region_name(section.mr), > > pa); > > /* Using memory_region_get_ram_ptr is bending the rules a bit, but > > should be OK because we only want a single page. */ > > addr = section.offset_within_region; > > balloon_page(memory_region_get_ram_ptr(section.mr) + addr, > > !!(vq == s->dvq)); > > memory_region_unref(section.mr); > > } > > > > so all that happens when we get a page is balloon_page. > &gt...