[Qemu-devel] [PATCH 09/21] set_notdirty goes through accel wrapper

[Glauber Costa <glommer@redhat.com>]

From: Glauber Costa <gcosta@redhat.com>

Yet another accel field: set_notdirty
Signed-off-by: Glauber Costa <glommer@redhat.com>
---
 accel.c    |    1 +
 accel.h    |    6 ++++++
 exec-all.h |    2 +-
 exec.c     |   18 +++++++-----------
 kqemu.c    |   23 +++++++++++------------
 5 files changed, 26 insertions(+), 24 deletions(-)

diff --git a/accel.c b/accel.c
index af9091c..56718af 100644
--- a/accel.c
+++ b/accel.c
@@ -23,5 +23,6 @@ QEMUAccel noaccel = {
     .flush_page = accel_nop,
     .info = noaccel_info,
     .profile = accel_nop,
+    .set_notdirty = accel_nop,
 };
 
diff --git a/accel.h b/accel.h
index 754d49f..d404327 100644
--- a/accel.h
+++ b/accel.h
@@ -8,6 +8,7 @@ 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;
@@ -47,4 +48,9 @@ static inline int accel_profile(CPUState *env, char *buf)
 {
    return current_accel->profile(env, buf);
 }
+
+static inline void accel_set_notdirty(target_ulong addr)
+{
+    current_accel->set_notdirty(addr);
+}
 #endif
diff --git a/exec-all.h b/exec-all.h
index 6609c9a..2769c27 100644
--- a/exec-all.h
+++ b/exec-all.h
@@ -363,7 +363,7 @@ 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 c761f4a..a1a103b 100644
--- a/exec.c
+++ b/exec.c
@@ -1780,18 +1780,14 @@ 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