From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E24D6221DAD for ; Sun, 29 Mar 2026 00:40:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774744820; cv=none; b=EI/eqIRwX0JSn1wG3QdpBZPEtEt9wmUtm0++L7lZlcz7vIYxwiBNCLElRYVX7NU0tTGA2cjeqJ9P/dOCtNkgg1Kw0dKGSqYyAVJZH2RqrrAqfyQv0RKwI8IygVobW5f7YH/+2sBcPER8Hzh3/s1FEy3kPUm+EPV5q7Wxvl4oMUE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774744820; c=relaxed/simple; bh=0KC16YVd7MhaXQZny4IVVYZjeBdmkWUPAVqBne+QqrE=; h=Date:To:From:Subject:Message-Id; b=T5Wzl7SzbH4UOfsWW75JFabCBq77F1mbIbcVKQuKC9qYjRiqRVDwsaxn4/CBFZn+pjjySwLgy6wd6OG6mddU/tN6Rck1tYBiZ0ETl9TVYmEAzOJo/vkmXWmLu8hWghKfIeFkxBLhB7Jki83hjYzd9DbG5R5gi9ujZBvO7dh0p88= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=DQQN7+O+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="DQQN7+O+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B9AFAC4CEF7; Sun, 29 Mar 2026 00:40:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1774744819; bh=0KC16YVd7MhaXQZny4IVVYZjeBdmkWUPAVqBne+QqrE=; h=Date:To:From:Subject:From; b=DQQN7+O+9Wwao6hKuZB/m3kPNj0voqehLFQhj6s1yDLFaKRjrLuejw4LxPAoPthwO uxy7zCPzL+Yvcq3l/FEvShs1iGZLnDnzAw1Q9QDgM+3xGQsaVo9gX5YAln4g4cZnCn cwVw0DDHDsEiew1KFGL/McPOoSNTYzUmZ4ucwBHo= Date: Sat, 28 Mar 2026 17:40:19 -0700 To: mm-commits@vger.kernel.org,shuah@kernel.org,davidgow@google.com,brendan.higgins@linux.dev,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-damon-core-add-damon_del_region-debug_sanity-check.patch removed from -mm tree Message-Id: <20260329004019.B9AFAC4CEF7@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm/damon/core: add damon_del_region() debug_sanity check has been removed from the -mm tree. Its filename was mm-damon-core-add-damon_del_region-debug_sanity-check.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: SeongJae Park Subject: mm/damon/core: add damon_del_region() debug_sanity check Date: Fri, 6 Mar 2026 07:29:06 -0800 damon_del_region() should be called for targets that have one or more regions. Add a sanity check for that under CONFIG_DAMON_DEBUG_SANITY. Link: https://lkml.kernel.org/r/20260306152914.86303-4-sj@kernel.org Signed-off-by: SeongJae Park Cc: Brendan Higgins Cc: David Gow Cc: Shuah Khan Signed-off-by: Andrew Morton --- mm/damon/core.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) --- a/mm/damon/core.c~mm-damon-core-add-damon_del_region-debug_sanity-check +++ a/mm/damon/core.c @@ -152,8 +152,21 @@ void damon_add_region(struct damon_regio t->nr_regions++; } +#ifdef CONFIG_DAMON_DEBUG_SANITY +static void damon_verify_del_region(struct damon_target *t) +{ + WARN_ONCE(t->nr_regions == 0, "t->nr_regions == 0\n"); +} +#else +static void damon_verify_del_region(struct damon_target *t) +{ +} +#endif + static void damon_del_region(struct damon_region *r, struct damon_target *t) { + damon_verify_del_region(t); + list_del(&r->list); t->nr_regions--; } _ Patches currently in -mm which might be from sj@kernel.org are mm-damon-sysfs-dealloc-repeat_call_control-if-damon_call-fails.patch