Commit c8d6f66a authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

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: default avatarMichael S. Tsirkin <mst@redhat.com>
Reviewed-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent e7af4c67

exec.c

+1 −1
Original line number Diff line number Diff line
@@ -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);

include/exec/ram_addr.h

+12 −3
Original line number Diff line number Diff line
@@ -172,7 +172,7 @@ 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,

static inline void cpu_physical_memory_clear_dirty_range_type(ram_addr_t start,

                                                              ram_addr_t length,

                                                              unsigned client)

{
@@ -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);