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[Qemu-devel] [RFC PATCH v2 02/35] multi-process: util: Add qemu_thread_c
From: |
elena . ufimtseva |
Subject: |
[Qemu-devel] [RFC PATCH v2 02/35] multi-process: util: Add qemu_thread_cancel() to cancel running thread |
Date: |
Mon, 17 Jun 2019 11:15:07 -0700 |
From: Jagannathan Raman <address@hidden>
qemu_thread_cancel() added to destroy a given running thread.
This will be needed in the following patches.
Signed-off-by: John G Johnson <address@hidden>
Signed-off-by: Jagannathan Raman <address@hidden>
Signed-off-by: Elena Ufimtseva <address@hidden>
---
include/qemu/thread.h | 1 +
util/qemu-thread-posix.c | 10 ++++++++++
2 files changed, 11 insertions(+)
diff --git a/include/qemu/thread.h b/include/qemu/thread.h
index 55d83a907c..78791beae9 100644
--- a/include/qemu/thread.h
+++ b/include/qemu/thread.h
@@ -156,6 +156,7 @@ void qemu_thread_create(QemuThread *thread, const char
*name,
void *(*start_routine)(void *),
void *arg, int mode);
void *qemu_thread_join(QemuThread *thread);
+void qemu_thread_cancel(QemuThread *thread);
void qemu_thread_get_self(QemuThread *thread);
bool qemu_thread_is_self(QemuThread *thread);
void qemu_thread_exit(void *retval);
diff --git a/util/qemu-thread-posix.c b/util/qemu-thread-posix.c
index 1bf5e65dea..7c89071048 100644
--- a/util/qemu-thread-posix.c
+++ b/util/qemu-thread-posix.c
@@ -573,3 +573,13 @@ void *qemu_thread_join(QemuThread *thread)
}
return ret;
}
+
+void qemu_thread_cancel(QemuThread *thread)
+{
+ int err;
+
+ err = pthread_cancel(thread->thread);
+ if (err) {
+ error_exit(err, __func__);
+ }
+}
--
2.17.1
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elena . ufimtseva <=