[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[RFC PATCH v2 4/8] async: register/unregister aiocontext in graph lock l
From: |
Emanuele Giuseppe Esposito |
Subject: |
[RFC PATCH v2 4/8] async: register/unregister aiocontext in graph lock list |
Date: |
Tue, 26 Apr 2022 04:51:10 -0400 |
Add/remove the AioContext in aio_context_list in graph-lock.c only when
it is being effectively created/destroyed.
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
---
util/async.c | 4 ++++
util/meson.build | 1 +
2 files changed, 5 insertions(+)
diff --git a/util/async.c b/util/async.c
index 2ea1172f3e..3a73f83910 100644
--- a/util/async.c
+++ b/util/async.c
@@ -27,6 +27,7 @@
#include "qapi/error.h"
#include "block/aio.h"
#include "block/thread-pool.h"
+#include "block/graph-lock.h"
#include "qemu/main-loop.h"
#include "qemu/atomic.h"
#include "qemu/rcu_queue.h"
@@ -368,6 +369,7 @@ aio_ctx_finalize(GSource *source)
qemu_rec_mutex_destroy(&ctx->lock);
qemu_lockcnt_destroy(&ctx->list_lock);
timerlistgroup_deinit(&ctx->tlg);
+ unregister_aiocontext(ctx);
aio_context_destroy(ctx);
}
@@ -563,6 +565,8 @@ AioContext *aio_context_new(Error **errp)
ctx->aio_max_batch = 0;
+ register_aiocontext(ctx);
+
return ctx;
fail:
g_source_destroy(&ctx->source);
diff --git a/util/meson.build b/util/meson.build
index 3736988b9f..c85d8695de 100644
--- a/util/meson.build
+++ b/util/meson.build
@@ -64,6 +64,7 @@ endif
if have_block
util_ss.add(files('aiocb.c', 'async.c', 'aio-wait.c'))
+ util_ss.add(files('../block/graph-lock.c'))
util_ss.add(files('base64.c'))
util_ss.add(files('buffer.c'))
util_ss.add(files('bufferiszero.c'))
--
2.31.1
- Re: [RFC PATCH v2 2/8] coroutine-lock: release lock when restarting all coroutines, (continued)
[RFC PATCH v2 1/8] aio_wait_kick: add missing memory barrier, Emanuele Giuseppe Esposito, 2022/04/26
Re: [RFC PATCH v2 1/8] aio_wait_kick: add missing memory barrier, Paolo Bonzini, 2022/04/29
[RFC PATCH v2 7/8] graph-lock: implement WITH_GRAPH_RDLOCK_GUARD and GRAPH_RDLOCK_GUARD macros, Emanuele Giuseppe Esposito, 2022/04/26
[RFC PATCH v2 4/8] async: register/unregister aiocontext in graph lock list,
Emanuele Giuseppe Esposito <=
[RFC PATCH v2 3/8] block: introduce a lock to protect graph operations, Emanuele Giuseppe Esposito, 2022/04/26
[RFC PATCH v2 8/8] mirror: protect drains in coroutine with rdlock, Emanuele Giuseppe Esposito, 2022/04/26
[RFC PATCH v2 6/8] block: assert that graph read and writes are performed correctly, Emanuele Giuseppe Esposito, 2022/04/26