sdcard: ensure installd fs upgrade has completed
Before running the sdcard daemon, make sure that installd has
completed all upgrades to /data that it needs to complete.
This avoids race conditions between installd and the sdcard daemon.
Maybe fixes bug 16329437.
Bug: 16329437
Change-Id: I5e164f08009c1036469f8734ec07cbae9c5e262b
diff --git a/sdcard/sdcard.c b/sdcard/sdcard.c
index d3afcb1..d9c9c07 100644
--- a/sdcard/sdcard.c
+++ b/sdcard/sdcard.c
@@ -1856,6 +1856,7 @@
bool split_perms = false;
int i;
struct rlimit rlim;
+ int fs_version;
int opt;
while ((opt = getopt(argc, argv, "u:g:w:t:dls")) != -1) {
@@ -1930,6 +1931,11 @@
ERROR("Error setting RLIMIT_NOFILE, errno = %d\n", errno);
}
+ while ((fs_read_atomic_int("/data/.layout_version", &fs_version) == -1) || (fs_version < 3)) {
+ ERROR("installd fs upgrade not yet complete. Waiting...\n");
+ sleep(1);
+ }
+
res = run(source_path, dest_path, uid, gid, write_gid, num_threads, derive, split_perms);
return res < 0 ? 1 : 0;
}