[lttng-dev] [PATCH lttng-tools] Fix: run_command_wait() handle partial write

[Mathieu Desnoyers]

Use lttng_write() to handle partial writes (writing less than the
requested amount of bytes) as well as ret = -1, errno = EINTR.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoy...@efficios.com>
---
 src/bin/lttng-sessiond/notification-thread-commands.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bin/lttng-sessiond/notification-thread-commands.c 
b/src/bin/lttng-sessiond/notification-thread-commands.c
index 11275ffc..129cf4ee 100644
--- a/src/bin/lttng-sessiond/notification-thread-commands.c
+++ b/src/bin/lttng-sessiond/notification-thread-commands.c
@@ -44,9 +44,9 @@ int run_command_wait(struct notification_thread_handle 
*handle,
        cds_list_add_tail(&cmd->cmd_list_node,
                        &handle->cmd_queue.list);
        /* Wake-up thread. */
-       ret = write(lttng_pipe_get_writefd(handle->cmd_queue.event_pipe),
+       ret = lttng_write(lttng_pipe_get_writefd(handle->cmd_queue.event_pipe),
                        &notification_counter, sizeof(notification_counter));
-       if (ret < 0) {
+       if (ret != sizeof(notification_counter)) {
                PERROR("write to notification thread's queue event fd");
                /*
                 * Remove the command from the list so the notification
-- 
2.11.0

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