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[Qemu-devel] [PATCH 09/20] set_notdirty goes through accel wrapper
From: |
Glauber Costa |
Subject: |
[Qemu-devel] [PATCH 09/20] set_notdirty goes through accel wrapper |
Date: |
Fri, 27 Jun 2008 17:38:12 -0300 |
---
accel.h | 7 +++++++
exec-all.h | 2 +-
exec.c | 18 +++++++-----------
kqemu.c | 23 +++++++++++------------
4 files changed, 26 insertions(+), 24 deletions(-)
diff --git a/accel.h b/accel.h
index f80b15f..7cef043 100644
--- a/accel.h
+++ b/accel.h
@@ -5,6 +5,7 @@ typedef struct QEMUAccel {
void (*flush_page)(CPUState *env, target_ulong addr);
int (*info)(CPUState *env, char *buf);
int (*profile)(CPUState *env, char *buf);
+ void (*set_notdirty)(ram_addr_t addr);
} QEMUAccel;
extern QEMUAccel *current_accel;
@@ -51,3 +52,9 @@ static inline int accel_profile(CPUState *env, char *buf)
return current_accel->profile(env, buf);
return 0;
}
+
+static inline void accel_set_notdirty(target_ulong addr)
+{
+ if (current_accel && current_accel->set_notdirty)
+ current_accel->set_notdirty(addr);
+}
diff --git a/exec-all.h b/exec-all.h
index 62a9394..b126050 100644
--- a/exec-all.h
+++ b/exec-all.h
@@ -375,7 +375,7 @@ int kqemu_init(CPUState *env);
int kqemu_cpu_exec(CPUState *env);
void kqemu_flush_page(CPUState *env, target_ulong addr);
void kqemu_flush(CPUState *env, int global);
-void kqemu_set_notdirty(CPUState *env, ram_addr_t ram_addr);
+void kqemu_set_notdirty(ram_addr_t ram_addr);
void kqemu_modify_page(CPUState *env, ram_addr_t ram_addr);
void kqemu_set_phys_mem(uint64_t start_addr, ram_addr_t size,
ram_addr_t phys_offset);
diff --git a/exec.c b/exec.c
index 8053552..04d5ed7 100644
--- a/exec.c
+++ b/exec.c
@@ -1662,18 +1662,14 @@ void cpu_physical_memory_reset_dirty(ram_addr_t start,
ram_addr_t end,
if (length == 0)
return;
len = length >> TARGET_PAGE_BITS;
-#ifdef USE_KQEMU
- /* XXX: should not depend on cpu context */
- env = first_cpu;
- if (env->kqemu_enabled) {
- ram_addr_t addr;
- addr = start;
- for(i = 0; i < len; i++) {
- kqemu_set_notdirty(env, addr);
- addr += TARGET_PAGE_SIZE;
- }
+
+ ram_addr_t addr;
+ addr = start;
+ for(i = 0; i < len; i++) {
+ accel_set_notdirty(addr);
+ addr += TARGET_PAGE_SIZE;
}
-#endif
+
mask = ~dirty_flags;
p = phys_ram_dirty + (start >> TARGET_PAGE_BITS);
for(i = 0; i < len; i++)
diff --git a/kqemu.c b/kqemu.c
index bfb7339..92b64a7 100644
--- a/kqemu.c
+++ b/kqemu.c
@@ -328,18 +328,7 @@ int kqemu_profile(CPUState *env, char *buf)
return len;
}
-QEMUAccel kqemu_accel = {
- .cpu_interrupt = kqemu_cpu_interrupt,
- .init_env = kqemu_init_env,
- .flush_cache = kqemu_flush,
- .flush_page = kqemu_flush_page,
- .info = kqemu_info,
- .profile = kqemu_profile,
-};
-
-
-
-void kqemu_set_notdirty(CPUState *env, ram_addr_t ram_addr)
+void kqemu_set_notdirty(ram_addr_t ram_addr)
{
#ifdef DEBUG
if (loglevel & CPU_LOG_INT) {
@@ -356,6 +345,16 @@ void kqemu_set_notdirty(CPUState *env, ram_addr_t ram_addr)
ram_pages_to_update[nb_ram_pages_to_update++] = ram_addr;
}
+QEMUAccel kqemu_accel = {
+ .cpu_interrupt = kqemu_cpu_interrupt,
+ .init_env = kqemu_init_env,
+ .flush_cache = kqemu_flush,
+ .flush_page = kqemu_flush_page,
+ .info = kqemu_info,
+ .profile = kqemu_profile,
+ .set_notdirty = kqemu_set_notdirty,
+};
+
static void kqemu_reset_modified_ram_pages(void)
{
int i;
--
1.5.5.1
- [Qemu-devel] [PATCH 0/20] QEMU Accel patch, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 01/20] split kqemu_init into two, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 02/20] introduce QEMUAccel and fill it with interrupt specific driver, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 03/20] init env made accel driver, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 04/20] wrap cache flushing functions into accel drivers, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 05/20] turn info kqemu into generic info accelerator, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 06/20] separate accelerator part of info profiler, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 07/20] move kqemu externs to kqemu.h, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 08/20] move disabling code to kqemu.c instead of vl.c, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 09/20] set_notdirty goes through accel wrapper,
Glauber Costa <=
- [Qemu-devel] [PATCH 10/20] wrap modify_page through accel calls, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 11/20] remove kqemu reference from hw/pc.c, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 12/20] build list of available accelerators, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 13/20] decorate application name, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 14/20] tsc: kvm will use it, but it is pretty general, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 15/20] shift for masks., Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 16/20] small changes in headers needed to acomodate kvm files as is., Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 17/20] add hook to cpu_register_physical_memory, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 18/20] accel_trace_io, Glauber Costa, 2008/06/27
- [Qemu-devel] [PATCH 19/20] get_env accel wrapper, Glauber Costa, 2008/06/27