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authorLennart Poettering <lennart@poettering.net>2015-10-27 17:59:45 +0100
committerLennart Poettering <lennart@poettering.net>2015-10-27 17:59:45 +0100
commitc386f5886466de6022b3b4b1c8ac8df72871fbc7 (patch)
treec8ccf30e01db8cce8ece75aaaab2f7d83b281fc9 /src/core/mount.c
parent76583ef261c65feb6059680f95693ee582406c90 (diff)
core: all unit types that watch control PIDs should use the same logic
When coldplugging the unit state, make sure to follow the same basic logic for all unit types: always verify whether the control PID is still a waitable process before proceeding.
Diffstat (limited to 'src/core/mount.c')
-rw-r--r--src/core/mount.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/src/core/mount.c b/src/core/mount.c
index 2761f632bd..950d5d76d5 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -632,19 +632,19 @@ static int mount_coldplug(Unit *u) {
if (new_state == m->state)
return 0;
- if (new_state == MOUNT_MOUNTING ||
- new_state == MOUNT_MOUNTING_DONE ||
- new_state == MOUNT_REMOUNTING ||
- new_state == MOUNT_UNMOUNTING ||
- new_state == MOUNT_MOUNTING_SIGTERM ||
- new_state == MOUNT_MOUNTING_SIGKILL ||
- new_state == MOUNT_UNMOUNTING_SIGTERM ||
- new_state == MOUNT_UNMOUNTING_SIGKILL ||
- new_state == MOUNT_REMOUNTING_SIGTERM ||
- new_state == MOUNT_REMOUNTING_SIGKILL) {
-
- if (m->control_pid <= 0)
- return -EBADMSG;
+ if (m->control_pid > 0 &&
+ pid_is_unwaited(m->control_pid) &&
+ IN_SET(new_state,
+ MOUNT_MOUNTING,
+ MOUNT_MOUNTING_DONE,
+ MOUNT_REMOUNTING,
+ MOUNT_UNMOUNTING,
+ MOUNT_MOUNTING_SIGTERM,
+ MOUNT_MOUNTING_SIGKILL,
+ MOUNT_UNMOUNTING_SIGTERM,
+ MOUNT_UNMOUNTING_SIGKILL,
+ MOUNT_REMOUNTING_SIGTERM,
+ MOUNT_REMOUNTING_SIGKILL)) {
r = unit_watch_pid(UNIT(m), m->control_pid);
if (r < 0)