qemu/0205-migration-simplify-while-loop.patch

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From 9c9566a75a88ff2db9d747ab24cbb7a3d71c4d8b Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 22 Feb 2013 17:36:07 +0100
Subject: [PATCH 205/246] migration: simplify while loop
Unify the goto around the loop, with the exit condition at the end of it.
Both can be expressed as "while (ret >= 0)".
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
migration.c | 11 +----------
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/migration.c b/migration.c
index 59e479d..71c0eec 100644
--- a/migration.c
+++ b/migration.c
@@ -666,14 +666,9 @@ static void *buffered_file_thread(void *opaque)
qemu_mutex_lock_iothread();
DPRINTF("beginning savevm\n");
ret = qemu_savevm_state_begin(s->file, &s->params);
- if (ret < 0) {
- DPRINTF("failed, %d\n", ret);
- qemu_mutex_unlock_iothread();
- goto out;
- }
qemu_mutex_unlock_iothread();
- while (true) {
+ while (ret >= 0) {
int64_t current_time;
uint64_t pending_size;
@@ -754,12 +749,8 @@ static void *buffered_file_thread(void *opaque)
sleep_time += qemu_get_clock_ms(rt_clock) - current_time;
}
ret = buffered_flush(s);
- if (ret < 0) {
- break;
- }
}
-out:
if (ret < 0) {
migrate_fd_error(s);
}
--
1.8.2.1