From patchwork Wed May 18 15:11:10 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 575445 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A9985C433F5 for ; Wed, 18 May 2022 15:11:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239294AbiERPL1 (ORCPT ); Wed, 18 May 2022 11:11:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239209AbiERPLS (ORCPT ); Wed, 18 May 2022 11:11:18 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 031EE26C9; Wed, 18 May 2022 08:11:17 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 935C26198B; Wed, 18 May 2022 15:11:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 771A2C385A5; Wed, 18 May 2022 15:11:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652886676; bh=dkf7GEao8AI86nB58euIIl4y2hwL/HMgAhrL7Jqi2PU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=koja2v5EfPv5p8uYwa2nV3BWflBJjkS3mdnxieoyw3NN3tW3uy/W/wmasPSj3G30s ajmU8C/CZamVATA9MmWousMT9I3DBTagpsTaq3Qi8LENMhxOT+me4G3pxDOlpTH5SQ w4GbT+Yu2yoo124FKiTK9laWV1sqrgXhpaapV8lpCwx1NpwGySKF/PHvAhU0Jq7fPC RxOxKp1po61jGXUNGkCYXrEPRihckbDfxs/XnV1wmnkrOKWKozQFnr7IVWc8ttrLiJ Aew1xHDRpq5908e46d3N1yyxyaaVVXGftrU73bTQhaaZdfraSiF34+vrkLDqIfGZj1 6QIHVolLCZp+g== From: Jeff Layton To: dhowells@redhat.com Cc: linux-fsdevel@vger.kernel.org, ceph-devel@vger.kernel.org, xiubli@redhat.com, idryomov@gmail.com Subject: [PATCH 3/4] ceph: enhance dout messages in issue_read codepaths Date: Wed, 18 May 2022 11:11:10 -0400 Message-Id: <20220518151111.79735-4-jlayton@kernel.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220518151111.79735-1-jlayton@kernel.org> References: <20220518151111.79735-1-jlayton@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org Signed-off-by: Jeff Layton --- fs/ceph/addr.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index d14a9378d120..475df4efd2c7 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -190,6 +190,8 @@ static bool ceph_netfs_clamp_length(struct netfs_io_subrequest *subreq) /* Truncate the extent at the end of the current block */ ceph_calc_file_object_mapping(&ci->i_layout, subreq->start, subreq->len, &objno, &objoff, &xlen); + dout("%s: subreq->len=0x%zx xlen=0x%x rsize=0x%x", + __func__, subreq->len, xlen, fsc->mount_options->rsize); subreq->len = min(xlen, fsc->mount_options->rsize); return true; } @@ -304,7 +306,9 @@ static void ceph_netfs_issue_read(struct netfs_io_subrequest *subreq) goto out; } - dout("%s: pos=%llu orig_len=%zu len=%llu\n", __func__, subreq->start, subreq->len, len); + dout("%s: pos=%llu orig_len=%zu len=%llu debug_id=%x debug_idx=%hx iter->count=%zx\n", + __func__, subreq->start, subreq->len, len, rreq->debug_id, + subreq->debug_index, iov_iter_count(&subreq->iter)); err = iov_iter_get_pages_alloc(&subreq->iter, &pages, len, &page_off); if (err < 0) {