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exec: cpu_physical_memory_set/clear_dirty_range 

Make cpu_physical_memory_set/clear_dirty_range
behave symmetrically.

To clear range for a given client type only, add
cpu_physical_memory_clear_dirty_range_type.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2014-11-17 17:54:07 +02:00
parent e7af4c6730
commit c8d6f66ae7
2 changed files with 13 additions and 4 deletions
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2
exec.c
View File

@ -850,7 +850,7 @@ void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
{
if (length == 0)
return;
cpu_physical_memory_clear_dirty_range(start, length, client);
cpu_physical_memory_clear_dirty_range_type(start, length, client);
if (tcg_enabled()) {
tlb_reset_dirty_range_all(start, length);

15
include/exec/ram_addr.h
View File

@ -172,9 +172,9 @@ static inline void cpu_physical_memory_set_dirty_lebitmap(unsigned long *bitmap,
}
#endif /* not _WIN32 */
static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
ram_addr_t length,
unsigned client)
static inline void cpu_physical_memory_clear_dirty_range_type(ram_addr_t start,
ram_addr_t length,
unsigned client)
{
unsigned long end, page;
@ -184,6 +184,15 @@ static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
bitmap_clear(ram_list.dirty_memory[client], page, end - page);
}
static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
ram_addr_t length)
{
cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_MIGRATION);
cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_VGA);
cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_CODE);
}
void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
unsigned client);