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[03/17] cpus: Replace open-coded CPU loop in qmp_memsave() with qemu_get_cpu()

Message ID 1363081758-12913-4-git-send-email-afaerber@suse.de
State New
Headers show

Commit Message

Andreas Färber March 12, 2013, 9:49 a.m. UTC 
No functional change, just less usages of first_cpu and next_cpu fields.

env is passed to cpu_memory_rw_debug(), which in turn passes it to
target-specific cpu_get_phys_page_debug(). Changing both would be a
larger refactoring, so defer that by using env_ptr for now.

Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 cpus.c |   11 +++--------
 1 Datei geändert, 3 Zeilen hinzugefügt(+), 8 Zeilen entfernt(-)
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Patch

diff --git a/cpus.c b/cpus.c
index c4b021d..46355c1 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1241,18 +1241,13 @@  void qmp_memsave(int64_t addr, int64_t size, const char *filename,
         cpu_index = 0;
     }
 
-    for (env = first_cpu; env; env = env->next_cpu) {
-        cpu = ENV_GET_CPU(env);
-        if (cpu_index == cpu->cpu_index) {
-            break;
-        }
-    }
-
-    if (env == NULL) {
+    cpu = qemu_get_cpu(cpu_index);
+    if (cpu == NULL) {
         error_set(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
                   "a CPU number");
         return;
     }
+    env = cpu->env_ptr;
 
     f = fopen(filename, "wb");
     if (!f) {