diff options
Diffstat (limited to 'include/exec/memory-internal.h')
| -rw-r--r-- | include/exec/memory-internal.h | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/include/exec/memory-internal.h b/include/exec/memory-internal.h index b99617a500..edca8a87ce 100644 --- a/include/exec/memory-internal.h +++ b/include/exec/memory-internal.h @@ -40,11 +40,28 @@ void *qemu_get_ram_ptr(ram_addr_t addr); void qemu_ram_free(ram_addr_t addr); void qemu_ram_free_from_ptr(ram_addr_t addr); +static inline int cpu_physical_memory_get_dirty(ram_addr_t start, + ram_addr_t length, + unsigned client) +{ + int ret = 0; + ram_addr_t addr, end; + + assert(client < DIRTY_MEMORY_NUM); + + end = TARGET_PAGE_ALIGN(start + length); + start &= TARGET_PAGE_MASK; + for (addr = start; addr < end; addr += TARGET_PAGE_SIZE) { + ret |= test_bit(addr >> TARGET_PAGE_BITS, + ram_list.dirty_memory[client]); + } + return ret; +} + static inline bool cpu_physical_memory_get_dirty_flag(ram_addr_t addr, unsigned client) { - assert(client < DIRTY_MEMORY_NUM); - return test_bit(addr >> TARGET_PAGE_BITS, ram_list.dirty_memory[client]); + return cpu_physical_memory_get_dirty(addr, 1, client); } /* read dirty bit (return 0 or 1) */ @@ -57,21 +74,6 @@ static inline bool cpu_physical_memory_is_dirty(ram_addr_t addr) return vga && code && migration; } -static inline int cpu_physical_memory_get_dirty(ram_addr_t start, - ram_addr_t length, - unsigned client) -{ - int ret = 0; - ram_addr_t addr, end; - - end = TARGET_PAGE_ALIGN(start + length); - start &= TARGET_PAGE_MASK; - for (addr = start; addr < end; addr += TARGET_PAGE_SIZE) { - ret |= cpu_physical_memory_get_dirty_flag(addr, client); - } - return ret; -} - static inline void cpu_physical_memory_set_dirty_flag(ram_addr_t addr, unsigned client) { |