From patchwork Thu Feb 9 03:52:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingbo Xu X-Patchwork-Id: 54696 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp113212wrn; Wed, 8 Feb 2023 20:07:19 -0800 (PST) X-Google-Smtp-Source: AK7set9X64Gk9VD+ZG7wePHdQKszyyEHWqrJTdr9/Yv4elrA9JT/tqBrgBc3lzVRDBRDxk6irFut X-Received: by 2002:a05:6402:268b:b0:4a2:2e9e:c2ec with SMTP id w11-20020a056402268b00b004a22e9ec2ecmr11765122edd.4.1675915639363; Wed, 08 Feb 2023 20:07:19 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1675915639; cv=none; d=google.com; s=arc-20160816; b=xOb/BHm5wzndy92yVCVxHDM3nNT6aBYYP+g5Ip3gUlUdzDWrubJbVKQvXBcBPocVvq tveBW8Ab8/HEFXzz8jj9PwKOmzekK2IomFlN5uSni5KlLICCiytX/KtHdLZG06LnKOMt Mm1cmibGPLFWGMD/8bxaZZHApkcMugP9G+LXxY7c0doGp+N6ptCq9XA/zg4Q0sNrsgQc BTZmyB+s3QXL9kn62TtzGl/YLeUTze1DL3lA9bT2kmXivLK2YAGAtkKO+PrZ2Yecg6tY 3EieMfFiTdquIXtjPwl12AF2w5TwwGT8mwpQQvM6cmb92MfYjGMYynHxtETbyMIBQm4N 54GQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=l+KX8bUclQZRUQE1Ol14AXSDnQYJeLdKdPREjLEdgyw=; b=Ver+oJ5ubdVhgf2e4hFHpQkm8DygmaomiM+GqFU+0yGa3fBaGXRbx/PSb5v8FiAHwk U1OmCSmopJKfAVB4J90G4Aeph+UNmAsWwFvlrCz6w3fz84euODE1YulrQmgB/wsg2L9O HPo39+6+bs7oHhjHcl86/2gwVScvel2cfx+0F1DjP6ifu+wVtIsmxm2vOppQXGKyohWe NRh+pKRsat1PuAfsei31rcON4Z4gRxnKP1uUnCm9EXapzeYMDL9OOxw1DCKxBfjA9EQT hDaAAXW9ReJjUozLyCGMgiSWBB08M112abEexG8nPX+dhsoOjB1e7ACdLj1nxgsP2HFu GkHA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id k21-20020a05640212d500b004aacee2728esi965085edx.102.2023.02.08.20.06.56; Wed, 08 Feb 2023 20:07:19 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232841AbjBIDwa (ORCPT + 99 others); Wed, 8 Feb 2023 22:52:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231842AbjBIDw2 (ORCPT ); Wed, 8 Feb 2023 22:52:28 -0500 Received: from out30-131.freemail.mail.aliyun.com (out30-131.freemail.mail.aliyun.com [115.124.30.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 272842B09A for ; Wed, 8 Feb 2023 19:52:26 -0800 (PST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R281e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046049;MF=jefflexu@linux.alibaba.com;NM=1;PH=DS;RN=3;SR=0;TI=SMTPD_---0VbENU2w_1675914744; Received: from localhost(mailfrom:jefflexu@linux.alibaba.com fp:SMTPD_---0VbENU2w_1675914744) by smtp.aliyun-inc.com; Thu, 09 Feb 2023 11:52:24 +0800 From: Jingbo Xu To: dhowells@redhat.com, linux-cachefs@redhat.com Cc: linux-kernel@vger.kernel.org Subject: [PATCH] fscache: offer the right volume key when printing Date: Thu, 9 Feb 2023 11:52:24 +0800 Message-Id: <20230209035224.8317-1-jefflexu@linux.alibaba.com> X-Mailer: git-send-email 2.19.1.6.gb485710b MIME-Version: 1.0 X-Spam-Status: No, score=-9.9 required=5.0 tests=BAYES_00, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757324917424653728?= X-GMAIL-MSGID: =?utf-8?q?1757324917424653728?= This is a trivial fix as the first slot of volume->key[] actually stores the length of the volume key. Signed-off-by: Jingbo Xu --- fs/fscache/cookie.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c index bce2492186d0..ea13697a8556 100644 --- a/fs/fscache/cookie.c +++ b/fs/fscache/cookie.c @@ -46,7 +46,7 @@ void fscache_print_cookie(struct fscache_cookie *cookie, char prefix) pr_err("%c-cookie V=%08x [%s]\n", prefix, cookie->volume->debug_id, - cookie->volume->key); + cookie->volume->key + 1); k = (cookie->key_len <= sizeof(cookie->inline_key)) ? cookie->inline_key : cookie->key;