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xen: convert framebuffer dirty tracking to memory API 

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-12-21 14:21:27 +02:00
parent 8f77558f22
commit 5a97065b01
1 changed files with 2 additions and 3 deletions
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5
xen-all.c
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@ -409,7 +409,6 @@ static int xen_sync_dirty_bitmap(XenIOState *state,
ram_addr_t size) ram_addr_t size)
{ {
target_phys_addr_t npages = size >> TARGET_PAGE_BITS; target_phys_addr_t npages = size >> TARGET_PAGE_BITS;
target_phys_addr_t vram_offset = 0;
const int width = sizeof(unsigned long) * 8; const int width = sizeof(unsigned long) * 8;
unsigned long bitmap[(npages + width - 1) / width]; unsigned long bitmap[(npages + width - 1) / width];
int rc, i, j; int rc, i, j;
@ -426,7 +425,6 @@ static int xen_sync_dirty_bitmap(XenIOState *state,
} else if (state->log_for_dirtybit != physmap) { } else if (state->log_for_dirtybit != physmap) {
return -1; return -1;
} }
vram_offset = physmap->phys_offset;
rc = xc_hvm_track_dirty_vram(xen_xc, xen_domid, rc = xc_hvm_track_dirty_vram(xen_xc, xen_domid,
start_addr >> TARGET_PAGE_BITS, npages, start_addr >> TARGET_PAGE_BITS, npages,
@ -440,7 +438,8 @@ static int xen_sync_dirty_bitmap(XenIOState *state,
while (map != 0) { while (map != 0) {
j = ffsl(map) - 1; j = ffsl(map) - 1;
map &= ~(1ul << j); 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);
}; };
} }