From patchwork Fri Aug 20 21:02:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bruce Fields X-Patchwork-Id: 12450475 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66186C4338F for ; Fri, 20 Aug 2021 21:02:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 49CC2610CC for ; Fri, 20 Aug 2021 21:02:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240286AbhHTVCz (ORCPT ); Fri, 20 Aug 2021 17:02:55 -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 S240262AbhHTVCs (ORCPT ); Fri, 20 Aug 2021 17:02:48 -0400 Received: from fieldses.org (fieldses.org [IPv6:2600:3c00:e000:2f7::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2EA97C061575 for ; Fri, 20 Aug 2021 14:02:10 -0700 (PDT) Received: by fieldses.org (Postfix, from userid 2815) id 5CFEA7C62; Fri, 20 Aug 2021 17:02:08 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org 5CFEA7C62 From: "J. Bruce Fields" To: Chuck Lever , Trond Myklebust , Anna Schumaker Cc: daire@dneg.com, linux-nfs@vger.kernel.org, "J. Bruce Fields" Subject: [PATCH 2/8] nlm: minor nlm_lookup_file argument change Date: Fri, 20 Aug 2021 17:02:00 -0400 Message-Id: <1629493326-28336-3-git-send-email-bfields@redhat.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1629493326-28336-1-git-send-email-bfields@redhat.com> References: <1629493326-28336-1-git-send-email-bfields@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org From: "J. Bruce Fields" It'll come in handy to get the whole nlm_lock. Signed-off-by: J. Bruce Fields Signed-off-by: J. Bruce Fields --- fs/lockd/svc4proc.c | 2 +- fs/lockd/svcproc.c | 2 +- fs/lockd/svcsubs.c | 14 +++++++------- include/linux/lockd/lockd.h | 2 +- 4 files changed, 10 insertions(+), 10 deletions(-) diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c index 4c10fb5138f1..aa8eca7c38a1 100644 --- a/fs/lockd/svc4proc.c +++ b/fs/lockd/svc4proc.c @@ -40,7 +40,7 @@ nlm4svc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp, /* Obtain file pointer. Not used by FREE_ALL call. */ if (filp != NULL) { - if ((error = nlm_lookup_file(rqstp, &file, &lock->fh)) != 0) + if ((error = nlm_lookup_file(rqstp, &file, lock)) != 0) goto no_locks; *filp = file; diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c index 4ae4b63b5392..f4e5e0eb30fd 100644 --- a/fs/lockd/svcproc.c +++ b/fs/lockd/svcproc.c @@ -69,7 +69,7 @@ nlmsvc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp, /* Obtain file pointer. Not used by FREE_ALL call. */ if (filp != NULL) { - error = cast_status(nlm_lookup_file(rqstp, &file, &lock->fh)); + error = cast_status(nlm_lookup_file(rqstp, &file, lock)); if (error != 0) goto no_locks; *filp = file; diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c index 028fc152da22..bbd2bdde4bea 100644 --- a/fs/lockd/svcsubs.c +++ b/fs/lockd/svcsubs.c @@ -82,31 +82,31 @@ static inline unsigned int file_hash(struct nfs_fh *f) */ __be32 nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result, - struct nfs_fh *f) + struct nlm_lock *lock) { struct nlm_file *file; unsigned int hash; __be32 nfserr; - nlm_debug_print_fh("nlm_lookup_file", f); + nlm_debug_print_fh("nlm_lookup_file", &lock->fh); - hash = file_hash(f); + hash = file_hash(&lock->fh); /* Lock file table */ mutex_lock(&nlm_file_mutex); hlist_for_each_entry(file, &nlm_files[hash], f_list) - if (!nfs_compare_fh(&file->f_handle, f)) + if (!nfs_compare_fh(&file->f_handle, &lock->fh)) goto found; - nlm_debug_print_fh("creating file for", f); + nlm_debug_print_fh("creating file for", &lock->fh); nfserr = nlm_lck_denied_nolocks; file = kzalloc(sizeof(*file), GFP_KERNEL); if (!file) goto out_unlock; - memcpy(&file->f_handle, f, sizeof(struct nfs_fh)); + memcpy(&file->f_handle, &lock->fh, sizeof(struct nfs_fh)); mutex_init(&file->f_mutex); INIT_HLIST_NODE(&file->f_list); INIT_LIST_HEAD(&file->f_blocks); @@ -117,7 +117,7 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result, * We have to make sure we have the right credential to open * the file. */ - if ((nfserr = nlmsvc_ops->fopen(rqstp, f, &file->f_file)) != 0) { + if ((nfserr = nlmsvc_ops->fopen(rqstp, &lock->fh, &file->f_file)) != 0) { dprintk("lockd: open failed (error %d)\n", nfserr); goto out_free; } diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index 666f5f310a04..81b71ad2040a 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -286,7 +286,7 @@ void nlmsvc_locks_init_private(struct file_lock *, struct nlm_host *, pid_t); * File handling for the server personality */ __be32 nlm_lookup_file(struct svc_rqst *, struct nlm_file **, - struct nfs_fh *); + struct nlm_lock *); void nlm_release_file(struct nlm_file *); void nlmsvc_release_lockowner(struct nlm_lock *); void nlmsvc_mark_resources(struct net *);