[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v3 2/8] exec: cpu_physical_memory_set/clear_dirty_ra
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] [PATCH v3 2/8] exec: cpu_physical_memory_set/clear_dirty_range |
Date: |
Wed, 7 Jan 2015 21:48:53 +0200 |
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 <address@hidden>
---
include/exec/ram_addr.h | 15 ++++++++++++---
exec.c | 2 +-
2 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index 8fc75cd..254931c 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -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);
diff --git a/exec.c b/exec.c
index 963481a..a89aa6c 100644
--- a/exec.c
+++ b/exec.c
@@ -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);
--
MST
- [Qemu-devel] [PATCH v3 0/8] acpi: make ROMs resizeable, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 2/8] exec: cpu_physical_memory_set/clear_dirty_range,
Michael S. Tsirkin <=
- [Qemu-devel] [PATCH v3 1/8] memory: add memory_region_set_size, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 3/8] exec: split length -> used_length/max_length, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 4/8] exec: qemu_ram_alloc_resizeable, qemu_ram_resize, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 5/8] arch_init: support resizing on incoming migration, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 6/8] memory: API to allocate resizeable RAM MR, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 7/8] acpi-build: make ROMs RAM blocks resizeable, Michael S. Tsirkin, 2015/01/07
- [Qemu-devel] [PATCH v3 8/8] qemu_ram_resize: document assumptions, Michael S. Tsirkin, 2015/01/07
- Re: [Qemu-devel] [PATCH v3 0/8] acpi: make ROMs resizeable, Paolo Bonzini, 2015/01/07