* psinfo_lock just protects "psinfo" during
* calls to pstore_register()
*/
-static DEFINE_SPINLOCK(psinfo_lock);
+static DEFINE_MUTEX(psinfo_lock);
struct pstore_info *psinfo;
static char *backend;
return -EINVAL;
}
- spin_lock(&psinfo_lock);
+ mutex_lock(&psinfo_lock);
if (psinfo) {
pr_warn("backend '%s' already loaded: ignoring '%s'\n",
psinfo->name, psi->name);
- spin_unlock(&psinfo_lock);
+ mutex_unlock(&psinfo_lock);
return -EBUSY;
}
psinfo = psi;
mutex_init(&psinfo->read_mutex);
sema_init(&psinfo->buf_lock, 1);
- spin_unlock(&psinfo_lock);
+ mutex_unlock(&psinfo_lock);
if (psi->flags & PSTORE_FLAGS_DMESG)