From: Saravana Kannan Date: Wed, 15 Sep 2021 17:28:07 +0000 (-0700) Subject: driver core: Add debug logs when fwnode links are added/deleted X-Git-Tag: v5.15-rc4~6^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ebd6823af378c7d91f80cbe83ce07b5f166744e4;p=thirdparty%2Fkernel%2Flinux.git driver core: Add debug logs when fwnode links are added/deleted This will help with debugging fw_devlink issues. Reviewed-by: Geert Uytterhoeven Signed-off-by: Saravana Kannan Link: https://lore.kernel.org/r/20210915172808.620546-4-saravanak@google.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/base/core.c b/drivers/base/core.c index e215220545f8f..15986cc2fe5e5 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -95,6 +95,8 @@ int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup) list_add(&link->s_hook, &sup->consumers); list_add(&link->c_hook, &con->suppliers); + pr_debug("%pfwP Linked as a fwnode consumer to %pfwP\n", + con, sup); out: mutex_unlock(&fwnode_link_lock); @@ -109,6 +111,8 @@ out: */ static void __fwnode_link_del(struct fwnode_link *link) { + pr_debug("%pfwP Dropping the fwnode link to %pfwP\n", + link->consumer, link->supplier); list_del(&link->s_hook); list_del(&link->c_hook); kfree(link);