From patchwork Fri Jul 13 20:18:37 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 10524143 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DE3A06032C for ; Fri, 13 Jul 2018 20:21:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CCD8229DFC for ; Fri, 13 Jul 2018 20:21:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C106929E3E; Fri, 13 Jul 2018 20:21:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B2C6929DFC for ; Fri, 13 Jul 2018 20:21:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731883AbeGMUhS (ORCPT ); Fri, 13 Jul 2018 16:37:18 -0400 Received: from mout.kundenserver.de ([212.227.126.131]:55794 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731379AbeGMUhR (ORCPT ); Fri, 13 Jul 2018 16:37:17 -0400 Received: from wuerfel.lan ([46.223.138.35]) by mrelayeu.kundenserver.de (mreue001 [212.227.15.129]) with ESMTPA (Nemesis) id 0MdCE6-1fN5wC3pVC-00IFWS; Fri, 13 Jul 2018 22:20:55 +0200 From: Arnd Bergmann To: Ilya Dryomov , Yan Zheng , Sage Weil Cc: y2038@lists.linaro.org, linux-fsdevel@vger.kernel.org, ceph-devel@vger.kernel.org, Arnd Bergmann , Alex Elder , Jens Axboe , "David S. Miller" , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH 4/5] ceph: use timespec64 for r_mtime Date: Fri, 13 Jul 2018 22:18:37 +0200 Message-Id: <20180713201923.3200799-4-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20180713201923.3200799-1-arnd@arndb.de> References: <20180713201923.3200799-1-arnd@arndb.de> X-Provags-ID: V03:K1:fEoslohbBvkSfjYEfN6/OtFX3DMJ5WdT+WO1nCXKuzxNnRb8AoB eRuZ+aqmyrJRnCk4unvQ2xA+LkDqxfKerJpfFo2o3USChT/OVZZrk7oLBZLFAnP3IEtTuNy t95MclDtGo+e6B1++iuLpBYoED0o7jH2wDBawumiY9P63gdzpQa9UC9Hi8sNsDNBQSmnWvo GZzIUtRnYF9qm61IhTfug== X-UI-Out-Filterresults: notjunk:1; V01:K0:CNxX8U/t67Y=:jIBiOKY0QMTBiagQmz1jSq eqSEIdGhvu4VgfRW4Vf0szsxwqaxvF5zXsKumUEQbqbcE6e8pBVt8gOn9mEVouxUNhqcRLsmf idqQ9OyL+kcyR3sab8pQlSCOPUNIPnyEPaS8oCeQNyWE93ni8vC15hKRUIADQecsKxtHm9ecC BDQOgT5W9Y6tAFw6lPc/bdDrJ8bvxjZShUa3GwgcXZZ/C88hlJQGUAHiBkzkWlvNlJ+bH1z8Y w4GmzkxDsI67LB9dAMEgTXl/HSaFW7pf7307M3w7xr4HaZLcafnHwN7yrRkOXYtFKAIntdehs sV4686p8MOCKV8wUs94WP/7kyouwZzYx0p+tjUu5ew52j4b/nL3BZ01HxBurUK12w16i9tFya PZhjf+QY8t1pfeVbEusdtIVo0j0ZH2R5vZz0s2LK5xaF/am2Y6LgRN35b+3IuCNL8AepKiQ6b Ijz5aCgUayJOjuWthG08S3ftskUDbouUjGhepJnDsA90JCN9GYNonA/lLe8NbIPf9XmYtm1Bn DwQhz6ROe8bbh+W3ma34LADoZKKwzW7eccVAe5mh7cyKhwbHKV9TW708bsYljGV5NlD8ixNMU r6W9KC+GKId7xlH2YFqNK6Fd/b4NA/JZBsi5/5EJQ/4aDpuxq+coOP/LuG+pM9De9LhRtIPT5 ZqCu1E9F5t8W0r0FvQ6AJ0Hqe25n295Vexts54PVwXmU4DkgWAmSDYCVMJQFbyu6hViU= Sender: ceph-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The request mtime field is used all over ceph, and is currently represented as a 'timespec' structure in Linux. This changes it to timespec64 to allow times beyond 2038, modifying all users at the same time. Signed-off-by: Arnd Bergmann --- v2: undo an unneeded change pointed out by Yan Zheng. --- drivers/block/rbd.c | 2 +- fs/ceph/addr.c | 12 ++++++------ fs/ceph/file.c | 8 ++++---- include/linux/ceph/osd_client.h | 6 +++--- net/ceph/osd_client.c | 8 ++++---- 5 files changed, 18 insertions(+), 18 deletions(-) diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index d81c653b9bf6..a9a11fe484e5 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1452,7 +1452,7 @@ static void rbd_osd_req_format_write(struct rbd_obj_request *obj_request) struct ceph_osd_request *osd_req = obj_request->osd_req; osd_req->r_flags = CEPH_OSD_FLAG_WRITE; - ktime_get_real_ts(&osd_req->r_mtime); + ktime_get_real_ts64(&osd_req->r_mtime); osd_req->r_data_offset = obj_request->ex.oe_off; } diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index 292b3d72d725..d44d51e69e76 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -574,7 +574,7 @@ static u64 get_writepages_data_length(struct inode *inode, */ static int writepage_nounlock(struct page *page, struct writeback_control *wbc) { - struct timespec ts; + struct timespec64 ts; struct inode *inode; struct ceph_inode_info *ci; struct ceph_fs_client *fsc; @@ -625,7 +625,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc) set_bdi_congested(inode_to_bdi(inode), BLK_RW_ASYNC); set_page_writeback(page); - ts = timespec64_to_timespec(inode->i_mtime); + ts = inode->i_mtime; err = ceph_osdc_writepages(&fsc->client->osdc, ceph_vino(inode), &ci->i_layout, snapc, page_off, len, ceph_wbc.truncate_seq, @@ -1134,7 +1134,7 @@ static int ceph_writepages_start(struct address_space *mapping, pages = NULL; } - req->r_mtime = timespec64_to_timespec(inode->i_mtime); + req->r_mtime = inode->i_mtime; rc = ceph_osdc_start_request(&fsc->client->osdc, req, true); BUG_ON(rc); req = NULL; @@ -1734,7 +1734,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page) goto out; } - req->r_mtime = timespec64_to_timespec(inode->i_mtime); + req->r_mtime = inode->i_mtime; err = ceph_osdc_start_request(&fsc->client->osdc, req, false); if (!err) err = ceph_osdc_wait_request(&fsc->client->osdc, req); @@ -1776,7 +1776,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page) goto out_put; } - req->r_mtime = timespec64_to_timespec(inode->i_mtime); + req->r_mtime = inode->i_mtime; err = ceph_osdc_start_request(&fsc->client->osdc, req, false); if (!err) err = ceph_osdc_wait_request(&fsc->client->osdc, req); @@ -1937,7 +1937,7 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci, 0, false, true); err = ceph_osdc_start_request(&fsc->client->osdc, rd_req, false); - wr_req->r_mtime = timespec64_to_timespec(ci->vfs_inode.i_mtime); + wr_req->r_mtime = ci->vfs_inode.i_mtime; err2 = ceph_osdc_start_request(&fsc->client->osdc, wr_req, false); if (!err) diff --git a/fs/ceph/file.c b/fs/ceph/file.c index e2679e8a2535..732d14726e80 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -720,7 +720,7 @@ struct ceph_aio_request { struct list_head osd_reqs; unsigned num_reqs; atomic_t pending_reqs; - struct timespec mtime; + struct timespec64 mtime; struct ceph_cap_flush *prealloc_cf; }; @@ -922,7 +922,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, int num_pages = 0; int flags; int ret; - struct timespec mtime = timespec64_to_timespec(current_time(inode)); + struct timespec64 mtime = current_time(inode); size_t count = iov_iter_count(iter); loff_t pos = iocb->ki_pos; bool write = iov_iter_rw(iter) == WRITE; @@ -1130,7 +1130,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, int flags; int ret; bool check_caps = false; - struct timespec mtime = timespec64_to_timespec(current_time(inode)); + struct timespec64 mtime = current_time(inode); size_t count = iov_iter_count(from); if (ceph_snap(file_inode(file)) != CEPH_NOSNAP) @@ -1662,7 +1662,7 @@ static int ceph_zero_partial_object(struct inode *inode, goto out; } - req->r_mtime = timespec64_to_timespec(inode->i_mtime); + req->r_mtime = inode->i_mtime; ret = ceph_osdc_start_request(&fsc->client->osdc, req, false); if (!ret) { ret = ceph_osdc_wait_request(&fsc->client->osdc, req); diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 0d6ee04b4c41..2e6611c1e9a0 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -199,7 +199,7 @@ struct ceph_osd_request { /* set by submitter */ u64 r_snapid; /* for reads, CEPH_NOSNAP o/w */ struct ceph_snap_context *r_snapc; /* for writes */ - struct timespec r_mtime; /* ditto */ + struct timespec64 r_mtime; /* ditto */ u64 r_data_offset; /* ditto */ bool r_linger; /* don't resend on failure */ @@ -253,7 +253,7 @@ struct ceph_osd_linger_request { struct ceph_osd_request_target t; u32 map_dne_bound; - struct timespec mtime; + struct timespec64 mtime; struct kref kref; struct mutex lock; @@ -508,7 +508,7 @@ extern int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_snap_context *sc, u64 off, u64 len, u32 truncate_seq, u64 truncate_size, - struct timespec *mtime, + struct timespec64 *mtime, struct page **pages, int nr_pages); /* watch/notify */ diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index a00c74f1154e..a87a021ca9d0 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -1978,7 +1978,7 @@ static void encode_request_partial(struct ceph_osd_request *req, p += sizeof(struct ceph_blkin_trace_info); ceph_encode_32(&p, 0); /* client_inc, always 0 */ - ceph_encode_timespec(p, &req->r_mtime); + ceph_encode_timespec64(p, &req->r_mtime); p += sizeof(struct ceph_timespec); encode_oloc(&p, end, &req->r_t.target_oloc); @@ -4512,7 +4512,7 @@ ceph_osdc_watch(struct ceph_osd_client *osdc, ceph_oid_copy(&lreq->t.base_oid, oid); ceph_oloc_copy(&lreq->t.base_oloc, oloc); lreq->t.flags = CEPH_OSD_FLAG_WRITE; - ktime_get_real_ts(&lreq->mtime); + ktime_get_real_ts64(&lreq->mtime); lreq->reg_req = alloc_linger_request(lreq); if (!lreq->reg_req) { @@ -4570,7 +4570,7 @@ int ceph_osdc_unwatch(struct ceph_osd_client *osdc, ceph_oid_copy(&req->r_base_oid, &lreq->t.base_oid); ceph_oloc_copy(&req->r_base_oloc, &lreq->t.base_oloc); req->r_flags = CEPH_OSD_FLAG_WRITE; - ktime_get_real_ts(&req->r_mtime); + ktime_get_real_ts64(&req->r_mtime); osd_req_op_watch_init(req, 0, lreq->linger_id, CEPH_OSD_WATCH_OP_UNWATCH); @@ -5136,7 +5136,7 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino, struct ceph_snap_context *snapc, u64 off, u64 len, u32 truncate_seq, u64 truncate_size, - struct timespec *mtime, + struct timespec64 *mtime, struct page **pages, int num_pages) { struct ceph_osd_request *req;