qemu/accel-kvm-Make-kvm_dirty_ring_reaper_init-void.patch

From e11f4d10f843f46a8659d0134220f8712f15b451 Mon Sep 17 00:00:00 2001
From: qihao <qihao_yewu@cmss.chinamobile.com>
Date: Mon, 28 Aug 2023 19:04:32 +0800
Subject: [PATCH] accel/kvm: Make kvm_dirty_ring_reaper_init() void
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cheery-pick from 43a5e377f42d1d3ed12ea562196f723b354ce411

The returned value was always zero and had no meaning.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-id: 20230727073134.134102-7-akihiko.odaki@daynix.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: qihao_yewu <qihao_yewu@cmss.chinamobile.com>
---
 accel/kvm/kvm-all.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 799d993f6c..83881e1d96 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -1436,15 +1436,13 @@ static void *kvm_dirty_ring_reaper_thread(void *data)
     return NULL;
 }
 
-static int kvm_dirty_ring_reaper_init(KVMState *s)
+static void kvm_dirty_ring_reaper_init(KVMState *s)
 {
     struct KVMDirtyRingReaper *r = &s->reaper;
 
     qemu_thread_create(&r->reaper_thr, "kvm-reaper",
                        kvm_dirty_ring_reaper_thread,
                        s, QEMU_THREAD_JOINABLE);
-
-    return 0;
 }
 
 static void kvm_region_add(MemoryListener *listener,
@@ -2573,10 +2571,7 @@ static int kvm_init(MachineState *ms)
     }
 
     if (s->kvm_dirty_ring_size) {
-        ret = kvm_dirty_ring_reaper_init(s);
-        if (ret) {
-            goto err;
-        }
+        kvm_dirty_ring_reaper_init(s);
     }
 
     return 0;
-- 
2.41.0.windows.1