@@ -26,6 +26,7 @@
#include "qemu/log.h"
#include "block/block_int.h"
#include "qemu/module.h"
+#include "qemu/rcu.h"
#include "trace.h"
#include "block/thread-pool.h"
#include "qemu/iov.h"
@@ -735,6 +736,7 @@ static int aio_worker(void *arg)
RawPosixAIOData *aiocb = arg;
ssize_t ret = 0;
+ rcu_thread_offline();
switch (aiocb->aio_type & QEMU_AIO_TYPE_MASK) {
case QEMU_AIO_READ:
ret = handle_aiocb_rw(aiocb);
@@ -774,6 +776,7 @@ static int aio_worker(void *arg)
}
g_slice_free(RawPosixAIOData, aiocb);
+ rcu_thread_online();
return ret;
}
@@ -25,6 +25,7 @@
#include "qemu/timer.h"
#include "block/block_int.h"
#include "qemu/module.h"
+#include "qemu/rcu.h"
#include "raw-aio.h"
#include "trace.h"
#include "block/thread-pool.h"
@@ -99,6 +100,7 @@ static int aio_worker(void *arg)
ssize_t ret = 0;
size_t count;
+ rcu_thread_offline();
switch (aiocb->aio_type & QEMU_AIO_TYPE_MASK) {
case QEMU_AIO_READ:
count = handle_aiocb_rw(aiocb);
@@ -136,6 +138,7 @@ static int aio_worker(void *arg)
}
g_slice_free(RawWin32AIOData, aiocb);
+ rcu_thread_online();
return ret;
}
The aio workers may spend a long time executing I/O operations; mark that time as an extended quiescent state. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- block/raw-posix.c | 3 +++ block/raw-win32.c | 3 +++ 2 files changed, 6 insertions(+)