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-rw-r--r--src/shared/machine-pool.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/shared/machine-pool.c b/src/shared/machine-pool.c
index add19bb5a1..7b17395d21 100644
--- a/src/shared/machine-pool.c
+++ b/src/shared/machine-pool.c
@@ -161,6 +161,7 @@ fail:
}
int setup_machine_directory(sd_bus_error *error) {
+ _cleanup_release_lock_file_ LockFile lock_file = LOCK_FILE_INIT;
struct loop_info64 info = {
.lo_flags = LO_FLAGS_AUTOCLEAR,
};
@@ -170,6 +171,11 @@ int setup_machine_directory(sd_bus_error *error) {
bool tmpdir_made = false, mntdir_made = false, mntdir_mounted = false;
int r, nr = -1;
+ /* Make sure we only set the directory up once at a time */
+ r = make_lock_file("/run/systemd/machines.lock", LOCK_EX, &lock_file);
+ if (r < 0)
+ return r;
+
r = check_btrfs();
if (r < 0)
return sd_bus_error_set_errnof(error, r, "Failed to determine whether /var/lib/machines is located on btrfs: %m");