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-rw-r--r--source3/modules/vfs_aio_pthread.c15
-rw-r--r--source3/smbd/aio.c9
-rw-r--r--source3/smbd/proto.h1
3 files changed, 25 insertions, 0 deletions
diff --git a/source3/modules/vfs_aio_pthread.c b/source3/modules/vfs_aio_pthread.c
index d62af57256..4525beb818 100644
--- a/source3/modules/vfs_aio_pthread.c
+++ b/source3/modules/vfs_aio_pthread.c
@@ -40,6 +40,7 @@ struct aio_private_data {
int ret_errno;
bool cancelled;
bool write_command;
+ bool flush_write;
};
/* List of outstanding requests we have. */
@@ -115,6 +116,14 @@ static void aio_worker(void *private_data)
(const void *)pd->aiocb->aio_buf,
pd->aiocb->aio_nbytes);
}
+ if (pd->ret_size != -1 && pd->flush_write) {
+ /*
+ * Optimization - flush if requested.
+ * Ignore error as upper layer will
+ * also do this.
+ */
+ (void)fsync(pd->aiocb->aio_fildes);
+ }
} else {
pd->ret_size = sys_pread(pd->aiocb->aio_fildes,
(void *)pd->aiocb->aio_buf,
@@ -229,6 +238,12 @@ static int aio_pthread_write(struct vfs_handle_struct *handle,
}
pd->write_command = true;
+ if (lp_strict_sync(SNUM(fsp->conn)) &&
+ (lp_syncalways(SNUM(fsp->conn)) ||
+ aio_write_through_requested(aio_ex))) {
+ pd->flush_write = true;
+ }
+
ret = pthreadpool_add_job(pool, pd->jobid, aio_worker, (void *)pd);
if (ret) {
diff --git a/source3/smbd/aio.c b/source3/smbd/aio.c
index 0ea5274420..569741c747 100644
--- a/source3/smbd/aio.c
+++ b/source3/smbd/aio.c
@@ -53,6 +53,15 @@ struct aio_extra {
};
/****************************************************************************
+ Accessor function to return write_through state.
+*****************************************************************************/
+
+bool aio_write_through_requested(struct aio_extra *aio_ex)
+{
+ return aio_ex->write_through;
+}
+
+/****************************************************************************
Initialize the signal handler for aio read/write.
*****************************************************************************/
diff --git a/source3/smbd/proto.h b/source3/smbd/proto.h
index 9aaa00a1ce..26d6432c15 100644
--- a/source3/smbd/proto.h
+++ b/source3/smbd/proto.h
@@ -64,6 +64,7 @@ void srv_set_signing(struct smbd_server_connection *conn,
/* The following definitions come from smbd/aio.c */
+bool aio_write_through_requested(struct aio_extra *aio_ex);
bool initialize_async_io_handler(void);
NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
struct smb_request *req,