Commit 5a97065b authored by Avi Kivity's avatar Avi Kivity
Browse files

xen: convert framebuffer dirty tracking to memory API 



Reviewed-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 8f77558f

xen-all.c

+2 −3
Original line number Diff line number Diff line
@@ -409,7 +409,6 @@ static int xen_sync_dirty_bitmap(XenIOState *state, 
                                 ram_addr_t size)

{

    target_phys_addr_t npages = size >> TARGET_PAGE_BITS;

    target_phys_addr_t vram_offset = 0;

    const int width = sizeof(unsigned long) * 8;

    unsigned long bitmap[(npages + width - 1) / width];

    int rc, i, j;
@@ -426,7 +425,6 @@ static int xen_sync_dirty_bitmap(XenIOState *state, 
    } else if (state->log_for_dirtybit != physmap) {

        return -1;

    }

    vram_offset = physmap->phys_offset;



    rc = xc_hvm_track_dirty_vram(xen_xc, xen_domid,

                                 start_addr >> TARGET_PAGE_BITS, npages,
@@ -440,7 +438,8 @@ static int xen_sync_dirty_bitmap(XenIOState *state, 
        while (map != 0) {

            j = ffsl(map) - 1;

            map &= ~(1ul << j);

            cpu_physical_memory_set_dirty(vram_offset + (i * width + j) * TARGET_PAGE_SIZE);

            memory_region_set_dirty(framebuffer,

                                    (i * width + j) * TARGET_PAGE_SIZE);

        };

    }