Currently we only show the registered ones in the kernel
log; users that change backend for some reason require
first to unregister the current one, so let's confirm this
operation with a message in the log.

Signed-off-by: Guilherme G. Piccoli <gpiccoli@igalia.com>
---
 fs/pstore/platform.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index be05090076ce..06c2c66af332 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -665,6 +665,8 @@ void pstore_unregister(struct pstore_info *psi)
 	psinfo = NULL;
 	kfree(backend);
 	backend = NULL;
+
+	pr_info("Unregistered %s as persistent store backend\n", psi->name);
 	mutex_unlock(&psinfo_lock);
 }
 EXPORT_SYMBOL_GPL(pstore_unregister);
-- 
2.38.0