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[Qemu-devel] [PATCH 08/22] memory: track DIRTY_MEMORY_CODE in mr->dirty_
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 08/22] memory: track DIRTY_MEMORY_CODE in mr->dirty_log_mask |
Date: |
Thu, 26 Mar 2015 18:38:26 +0100 |
DIRTY_MEMORY_CODE is only needed for TCG.
Signed-off-by: Paolo Bonzini <address@hidden>
---
include/exec/memory.h | 1 -
memory.c | 4 ++++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/exec/memory.h b/include/exec/memory.h
index 8d5feb2..aa46a52 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -570,7 +570,6 @@ const char *memory_region_name(const MemoryRegion *mr);
* memory_region_is_logging: return whether a memory region is logging writes
*
* Returns a bitmap of clients for which the memory region is logging writes.
- * Right now this will be either 0 or (1 << DIRTY_MEMORY_VGA).
*
* @mr: the memory region being queried
*/
diff --git a/memory.c b/memory.c
index 45606bc..3864667 100644
--- a/memory.c
+++ b/memory.c
@@ -1136,6 +1136,7 @@ void memory_region_init_ram(MemoryRegion *mr,
mr->terminates = true;
mr->destructor = memory_region_destructor_ram;
mr->ram_addr = qemu_ram_alloc(size, mr, errp);
+ mr->dirty_log_mask = tcg_enabled() ? (1 << DIRTY_MEMORY_CODE) : 0;
}
void memory_region_init_resizeable_ram(MemoryRegion *mr,
@@ -1153,6 +1154,7 @@ void memory_region_init_resizeable_ram(MemoryRegion *mr,
mr->terminates = true;
mr->destructor = memory_region_destructor_ram;
mr->ram_addr = qemu_ram_alloc_resizeable(size, max_size, resized, mr,
errp);
+ mr->dirty_log_mask = tcg_enabled() ? (1 << DIRTY_MEMORY_CODE) : 0;
}
#ifdef __linux__
@@ -1169,6 +1171,7 @@ void memory_region_init_ram_from_file(MemoryRegion *mr,
mr->terminates = true;
mr->destructor = memory_region_destructor_ram;
mr->ram_addr = qemu_ram_alloc_from_file(size, mr, share, path, errp);
+ mr->dirty_log_mask = tcg_enabled() ? (1 << DIRTY_MEMORY_CODE) : 0;
}
#endif
@@ -1182,6 +1185,7 @@ void memory_region_init_ram_ptr(MemoryRegion *mr,
mr->ram = true;
mr->terminates = true;
mr->destructor = memory_region_destructor_ram_from_ptr;
+ mr->dirty_log_mask = tcg_enabled() ? (1 << DIRTY_MEMORY_CODE) : 0;
/* qemu_ram_alloc_from_ptr cannot fail with ptr != NULL. */
assert(ptr != NULL);
--
2.3.3
- [Qemu-devel] [PATCH 07/22] ui/console: check memory_region_is_logging, (continued)
- [Qemu-devel] [PATCH 07/22] ui/console: check memory_region_is_logging, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 05/22] memory: return bitmap from memory_region_is_logging, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 09/22] memory: return DIRTY_MEMORY_MIGRATION from memory_region_is_logging, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 12/22] exec: use memory_region_is_logging to optimize dirty tracking, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 06/22] framebuffer: check memory_region_is_logging, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 10/22] ram_addr: tweaks to xen_modified_memory, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 08/22] memory: track DIRTY_MEMORY_CODE in mr->dirty_log_mask,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 13/22] exec: pass client mask to cpu_physical_memory_set_dirty_range, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 11/22] exec: simplify notdirty_mem_write, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 14/22] exec: only check relevant bitmaps for cleanliness, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 15/22] memory: do not touch code dirty bitmap unless TCG is enabled, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 17/22] bitmap: add atomic test and clear, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PATCH 18/22] memory: use atomic ops for setting dirty memory bits, Paolo Bonzini, 2015/03/26