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memory: Pass mr into snapshot_and_clear_dirty

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Also we change the 2nd parameter of it to be the relative offset
within the memory region. This is to be used in follow up patches.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20190603065056.25211-6-peterx@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Peter Xu 2019-06-03 14:50:50 +08:00 committed by Juan Quintela
parent ad37f24d57
commit 5dea4079ad
3 changed files with 4 additions and 4 deletions
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3
exec.c
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@ -1390,9 +1390,10 @@ bool cpu_physical_memory_test_and_clear_dirty(ram_addr_t start,
}
DirtyBitmapSnapshot *cpu_physical_memory_snapshot_and_clear_dirty
(ram_addr_t start, ram_addr_t length, unsigned client)
(MemoryRegion *mr, hwaddr offset, hwaddr length, unsigned client)
{
DirtyMemoryBlocks *blocks;
ram_addr_t start = memory_region_get_ram_addr(mr) + offset;
unsigned long align = 1UL << (TARGET_PAGE_BITS + BITS_PER_LEVEL);
ram_addr_t first = QEMU_ALIGN_DOWN(start, align);
ram_addr_t last = QEMU_ALIGN_UP(start + length, align);

2
include/exec/ram_addr.h
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@ -404,7 +404,7 @@ bool cpu_physical_memory_test_and_clear_dirty(ram_addr_t start,
unsigned client);
DirtyBitmapSnapshot *cpu_physical_memory_snapshot_and_clear_dirty
(ram_addr_t start, ram_addr_t length, unsigned client);
(MemoryRegion *mr, hwaddr offset, hwaddr length, unsigned client);
bool cpu_physical_memory_snapshot_get_dirty(DirtyBitmapSnapshot *snap,
ram_addr_t start,

3
memory.c
View File

@ -2071,8 +2071,7 @@ DirtyBitmapSnapshot *memory_region_snapshot_and_clear_dirty(MemoryRegion *mr,
{
assert(mr->ram_block);
memory_region_sync_dirty_bitmap(mr);
return cpu_physical_memory_snapshot_and_clear_dirty(
memory_region_get_ram_addr(mr) + addr, size, client);
return cpu_physical_memory_snapshot_and_clear_dirty(mr, addr, size, client);
}
bool memory_region_snapshot_get_dirty(MemoryRegion *mr, DirtyBitmapSnapshot *snap,