From: David Goulet <dgoulet@efficios.com>
Date: Tue, 18 Dec 2012 21:19:34 +0000 (-0500)
Subject: Fix: sessiond write() to handle EINTR
X-Git-Tag: v2.1.0~23
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=fbb3b395a2bba6fb7ecdd85baf7f01cb5899d200

Fix: sessiond write() to handle EINTR

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng-sessiond/main.c b/src/bin/lttng-sessiond/main.c
index 477a9413b..184ac6be6 100644
--- a/src/bin/lttng-sessiond/main.c
+++ b/src/bin/lttng-sessiond/main.c
@@ -1326,8 +1326,10 @@ static void *thread_dispatch_ust_registration(void *data)
 			 * at some point in time or wait to the end of the world :)
 			 */
 			if (apps_cmd_pipe[1] >= 0) {
-				ret = write(apps_cmd_pipe[1], ust_cmd,
-						sizeof(struct ust_command));
+				do {
+					ret = write(apps_cmd_pipe[1], ust_cmd,
+							sizeof(struct ust_command));
+				} while (ret < 0 && errno == EINTR);
 				if (ret < 0) {
 					PERROR("write apps cmd pipe");
 					if (errno == EBADF) {