From: SeongJae Park Date: Tue, 9 Sep 2025 02:22:38 +0000 (-0700) Subject: samples/damon/mtier: avoid starting DAMON before initialization X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2201321b9167466ccb5d28916705922f087bcef1;p=users%2Fjedix%2Flinux-maple.git samples/damon/mtier: avoid starting DAMON before initialization Commit 964314344eab ("samples/damon/mtier: support boot time enable setup") is somehow incompletely applying the origin patch [1]. It is missing the part that avoids starting DAMON before module initialization. Probably a mistake during a merge has happened. Fix it by applying the missed part again. Link: https://lkml.kernel.org/r/20250909022238.2989-4-sj@kernel.org Link: https://lore.kernel.org/20250706193207.39810-4-sj@kernel.org [1] Fixes: 964314344eab ("samples/damon/mtier: support boot time enable setup") Signed-off-by: SeongJae Park Cc: Signed-off-by: Andrew Morton --- diff --git a/samples/damon/mtier.c b/samples/damon/mtier.c index 7ebd352138e4f..beaf36657deac 100644 --- a/samples/damon/mtier.c +++ b/samples/damon/mtier.c @@ -208,6 +208,9 @@ static int damon_sample_mtier_enable_store( if (enabled == is_enabled) return 0; + if (!init_called) + return 0; + if (enabled) { err = damon_sample_mtier_start(); if (err)