From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 7A79B33121C for ; Fri, 19 Jun 2026 14:07:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781878034; cv=none; b=udKlQmHO/v7ch2Z0eOUpSUkwtRMlz3k6ZU2ZA4uLJN6SmXLz6Rqge+cSY3VgIW+upW3RrUABYGMw8FAIYlL2uBx+9pjsS7eoyyaDg4CVG6mGamWJVdOPtQH/mKbJiPTz9n3b6bgNcwK1dp1KokpUtYlJqzuLBTy4g0C72wA27Dw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781878034; c=relaxed/simple; bh=RdvGg5oUDGJEEdfGJGQ/pnwBlwSc3oIQFuXQ0iNSvAc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TECyZ0w2dqyhkzFf4UwlpNwmZfqvw/G+EBVcEQosKCYCAa+bGITlXJvRC8xNl8l8cAvFI/rRhTN18TE9twIAdwVUeOMosBHNQ/wy79wF+OeuZ3N/zvuftkmKlrDSNdl5p1U4pyf7AAkCPyTbVLagqJ5X3mo4sPcSV0iVWlv0k/s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=IVwOvm/x; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="IVwOvm/x" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1781878032; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=UCH9AytniZX5CSjSRd/+qJL1T4JneHVxw5zGHZC2I1o=; b=IVwOvm/xb9Qm8fbUwSaC5sstt8muZCqkVNX5cTU8OTSAAZ+wcjNNxShAl4MEd9dtQeNg6T HrRBZlP4YiDyFHDlU5/uNnGQFvCRflJ9BCpQuwDZO5DshZsQB0/Xmrf8+Avl9sqyBzsbjU LKXIADH08Zen4cnhGDwe21P5DzNawFE= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-157-rbFu6V7FMce8_slh70AaNw-1; Fri, 19 Jun 2026 10:07:09 -0400 X-MC-Unique: rbFu6V7FMce8_slh70AaNw-1 X-Mimecast-MFC-AGG-ID: rbFu6V7FMce8_slh70AaNw_1781878028 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 81D9B1801F36; Fri, 19 Jun 2026 14:07:07 +0000 (UTC) Received: from warthog.procyon.org.com (unknown [10.44.50.44]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id A151518005A4; Fri, 19 Jun 2026 14:07:04 +0000 (UTC) From: David Howells To: Christian Brauner Cc: David Howells , Paulo Alcantara , netfs@lists.linux.dev, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, NeilBrown Subject: [PATCH 03/11] cachefiles: Fix file burial to take lock when unsetting S_KERNEL_FILE Date: Fri, 19 Jun 2026 15:06:07 +0100 Message-ID: <20260619140646.2633762-4-dhowells@redhat.com> In-Reply-To: <20260619140646.2633762-1-dhowells@redhat.com> References: <20260619140646.2633762-1-dhowells@redhat.com> Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Fix cachefiles_bury_object() to lock the inode of the file being buried whilst it unsets the S_KERNEL_FILE flag. Fixes: 07a90e97400c ("cachefiles: Implement culling daemon commands") Closes: https://sashiko.dev/#/patchset/20260616100821.2062304-1-dhowells%40redhat.com Signed-off-by: David Howells cc: Paulo Alcantara cc: NeilBrown cc: netfs@lists.linux.dev cc: linux-fsdevel@vger.kernel.org --- fs/cachefiles/namei.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c index a464c4646c04..d4309dfb55df 100644 --- a/fs/cachefiles/namei.c +++ b/fs/cachefiles/namei.c @@ -375,7 +375,7 @@ int cachefiles_bury_object(struct cachefiles_cache *cache, "Rename failed with error %d", ret); } - __cachefiles_unmark_inode_in_use(object, d_inode(rep)); + cachefiles_do_unmark_inode_in_use(object, d_inode(rep)); end_renaming(&rd); _leave(" = 0"); return 0;