diff options
Diffstat (limited to 'fs/ocfs2')
-rw-r--r-- | fs/ocfs2/cluster/heartbeat.c | 7 | ||||
-rw-r--r-- | fs/ocfs2/cluster/tcp.c | 38 | ||||
-rw-r--r-- | fs/ocfs2/file.c | 51 | ||||
-rw-r--r-- | fs/ocfs2/localalloc.c | 2 | ||||
-rw-r--r-- | fs/ocfs2/ocfs2_trace.h | 5 | ||||
-rw-r--r-- | fs/ocfs2/quota_local.c | 9 | ||||
-rw-r--r-- | fs/ocfs2/super.c | 6 |
7 files changed, 83 insertions, 35 deletions
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c index 60b97c92e2b2..21472e3ed182 100644 --- a/fs/ocfs2/cluster/heartbeat.c +++ b/fs/ocfs2/cluster/heartbeat.c @@ -1503,7 +1503,7 @@ static void o2hb_region_release(struct config_item *item) } if (reg->hr_bdev) - blkdev_put(reg->hr_bdev, FMODE_READ|FMODE_WRITE); + blkdev_put(reg->hr_bdev, NULL); kfree(reg->hr_slots); @@ -1786,7 +1786,8 @@ static ssize_t o2hb_region_dev_store(struct config_item *item, goto out2; reg->hr_bdev = blkdev_get_by_dev(f.file->f_mapping->host->i_rdev, - FMODE_WRITE | FMODE_READ, NULL); + BLK_OPEN_WRITE | BLK_OPEN_READ, NULL, + NULL); if (IS_ERR(reg->hr_bdev)) { ret = PTR_ERR(reg->hr_bdev); reg->hr_bdev = NULL; @@ -1893,7 +1894,7 @@ static ssize_t o2hb_region_dev_store(struct config_item *item, out3: if (ret < 0) { - blkdev_put(reg->hr_bdev, FMODE_READ | FMODE_WRITE); + blkdev_put(reg->hr_bdev, NULL); reg->hr_bdev = NULL; } out2: diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index aecbd712a00c..960080753d3b 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -930,19 +930,22 @@ out: } static void o2net_sendpage(struct o2net_sock_container *sc, - void *kmalloced_virt, - size_t size) + void *virt, size_t size) { struct o2net_node *nn = o2net_nn_from_num(sc->sc_node->nd_num); + struct msghdr msg = {}; + struct bio_vec bv; ssize_t ret; + bvec_set_virt(&bv, virt, size); + iov_iter_bvec(&msg.msg_iter, ITER_SOURCE, &bv, 1, size); + while (1) { + msg.msg_flags = MSG_DONTWAIT | MSG_SPLICE_PAGES; mutex_lock(&sc->sc_send_lock); - ret = sc->sc_sock->ops->sendpage(sc->sc_sock, - virt_to_page(kmalloced_virt), - offset_in_page(kmalloced_virt), - size, MSG_DONTWAIT); + ret = sock_sendmsg(sc->sc_sock, &msg); mutex_unlock(&sc->sc_send_lock); + if (ret == size) break; if (ret == (ssize_t)-EAGAIN) { @@ -2087,18 +2090,24 @@ void o2net_stop_listening(struct o2nm_node *node) int o2net_init(void) { + struct folio *folio; + void *p; unsigned long i; o2quo_init(); - o2net_debugfs_init(); - o2net_hand = kzalloc(sizeof(struct o2net_handshake), GFP_KERNEL); - o2net_keep_req = kzalloc(sizeof(struct o2net_msg), GFP_KERNEL); - o2net_keep_resp = kzalloc(sizeof(struct o2net_msg), GFP_KERNEL); - if (!o2net_hand || !o2net_keep_req || !o2net_keep_resp) + folio = folio_alloc(GFP_KERNEL | __GFP_ZERO, 0); + if (!folio) goto out; + p = folio_address(folio); + o2net_hand = p; + p += sizeof(struct o2net_handshake); + o2net_keep_req = p; + p += sizeof(struct o2net_msg); + o2net_keep_resp = p; + o2net_hand->protocol_version = cpu_to_be64(O2NET_PROTOCOL_VERSION); o2net_hand->connector_id = cpu_to_be64(1); @@ -2124,9 +2133,6 @@ int o2net_init(void) return 0; out: - kfree(o2net_hand); - kfree(o2net_keep_req); - kfree(o2net_keep_resp); o2net_debugfs_exit(); o2quo_exit(); return -ENOMEM; @@ -2135,8 +2141,6 @@ out: void o2net_exit(void) { o2quo_exit(); - kfree(o2net_hand); - kfree(o2net_keep_req); - kfree(o2net_keep_resp); o2net_debugfs_exit(); + folio_put(virt_to_folio(o2net_hand)); } diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index efb09de4343d..91a194596552 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2100,14 +2100,20 @@ static long ocfs2_fallocate(struct file *file, int mode, loff_t offset, struct ocfs2_space_resv sr; int change_size = 1; int cmd = OCFS2_IOC_RESVSP64; + int ret = 0; if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE)) return -EOPNOTSUPP; if (!ocfs2_writes_unwritten_extents(osb)) return -EOPNOTSUPP; - if (mode & FALLOC_FL_KEEP_SIZE) + if (mode & FALLOC_FL_KEEP_SIZE) { change_size = 0; + } else { + ret = inode_newsize_ok(inode, offset + len); + if (ret) + return ret; + } if (mode & FALLOC_FL_PUNCH_HOLE) cmd = OCFS2_IOC_UNRESVSP64; @@ -2552,7 +2558,7 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb, * * Take and drop the meta data lock to update inode fields * like i_size. This allows the checks down below - * generic_file_read_iter() a chance of actually working. + * copy_splice_read() a chance of actually working. */ ret = ocfs2_inode_lock_atime(inode, filp->f_path.mnt, &lock_level, !nowait); @@ -2581,6 +2587,43 @@ bail: return ret; } +static ssize_t ocfs2_file_splice_read(struct file *in, loff_t *ppos, + struct pipe_inode_info *pipe, + size_t len, unsigned int flags) +{ + struct inode *inode = file_inode(in); + ssize_t ret = 0; + int lock_level = 0; + + trace_ocfs2_file_splice_read(inode, in, in->f_path.dentry, + (unsigned long long)OCFS2_I(inode)->ip_blkno, + in->f_path.dentry->d_name.len, + in->f_path.dentry->d_name.name, + flags); + + /* + * We're fine letting folks race truncates and extending writes with + * read across the cluster, just like they can locally. Hence no + * rw_lock during read. + * + * Take and drop the meta data lock to update inode fields like i_size. + * This allows the checks down below filemap_splice_read() a chance of + * actually working. + */ + ret = ocfs2_inode_lock_atime(inode, in->f_path.mnt, &lock_level, 1); + if (ret < 0) { + if (ret != -EAGAIN) + mlog_errno(ret); + goto bail; + } + ocfs2_inode_unlock(inode, lock_level); + + ret = filemap_splice_read(in, ppos, pipe, len, flags); + trace_filemap_splice_read_ret(ret); +bail: + return ret; +} + /* Refer generic_file_llseek_unlocked() */ static loff_t ocfs2_file_llseek(struct file *file, loff_t offset, int whence) { @@ -2744,7 +2787,7 @@ const struct file_operations ocfs2_fops = { #endif .lock = ocfs2_lock, .flock = ocfs2_flock, - .splice_read = generic_file_splice_read, + .splice_read = ocfs2_file_splice_read, .splice_write = iter_file_splice_write, .fallocate = ocfs2_fallocate, .remap_file_range = ocfs2_remap_file_range, @@ -2790,7 +2833,7 @@ const struct file_operations ocfs2_fops_no_plocks = { .compat_ioctl = ocfs2_compat_ioctl, #endif .flock = ocfs2_flock, - .splice_read = generic_file_splice_read, + .splice_read = filemap_splice_read, .splice_write = iter_file_splice_write, .fallocate = ocfs2_fallocate, .remap_file_range = ocfs2_remap_file_range, diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index c4426d12a2ad..c803c10dd97e 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -973,7 +973,7 @@ static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, la_start_blk = ocfs2_clusters_to_blocks(osb->sb, le32_to_cpu(la->la_bm_off)); bitmap = la->la_bitmap; - start = count = bit_off = 0; + start = count = 0; left = le32_to_cpu(alloc->id1.bitmap1.i_total); while ((bit_off = ocfs2_find_next_zero_bit(bitmap, left, start)) diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h index dc4bce1649c1..ac4fd1d5b128 100644 --- a/fs/ocfs2/ocfs2_trace.h +++ b/fs/ocfs2/ocfs2_trace.h @@ -1315,10 +1315,10 @@ DEFINE_OCFS2_FILE_OPS(ocfs2_sync_file); DEFINE_OCFS2_FILE_OPS(ocfs2_file_write_iter); -DEFINE_OCFS2_FILE_OPS(ocfs2_file_splice_write); - DEFINE_OCFS2_FILE_OPS(ocfs2_file_read_iter); +DEFINE_OCFS2_FILE_OPS(ocfs2_file_splice_read); + DEFINE_OCFS2_ULL_ULL_ULL_EVENT(ocfs2_truncate_file); DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_truncate_file_error); @@ -1470,6 +1470,7 @@ TRACE_EVENT(ocfs2_prepare_inode_for_write, ); DEFINE_OCFS2_INT_EVENT(generic_file_read_iter_ret); +DEFINE_OCFS2_INT_EVENT(filemap_splice_read_ret); /* End of trace events for fs/ocfs2/file.c. */ diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c index 5022b3e9bfcd..dfaae1e52412 100644 --- a/fs/ocfs2/quota_local.c +++ b/fs/ocfs2/quota_local.c @@ -811,7 +811,7 @@ static int ocfs2_local_free_info(struct super_block *sb, int type) struct ocfs2_quota_chunk *chunk; struct ocfs2_local_disk_chunk *dchunk; int mark_clean = 1, len; - int status; + int status = 0; iput(oinfo->dqi_gqinode); ocfs2_simple_drop_lockres(OCFS2_SB(sb), &oinfo->dqi_gqlock); @@ -853,17 +853,14 @@ static int ocfs2_local_free_info(struct super_block *sb, int type) oinfo->dqi_libh, olq_update_info, info); - if (status < 0) { + if (status < 0) mlog_errno(status); - goto out; - } - out: ocfs2_inode_unlock(sb_dqopt(sb)->files[type], 1); brelse(oinfo->dqi_libh); brelse(oinfo->dqi_lqi_bh); kfree(oinfo); - return 0; + return status; } static void olq_set_dquot(struct buffer_head *bh, void *private) diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 0b0e6a132101..988d1c076861 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -952,8 +952,10 @@ static void ocfs2_disable_quotas(struct ocfs2_super *osb) for (type = 0; type < OCFS2_MAXQUOTAS; type++) { if (!sb_has_quota_loaded(sb, type)) continue; - oinfo = sb_dqinfo(sb, type)->dqi_priv; - cancel_delayed_work_sync(&oinfo->dqi_sync_work); + if (!sb_has_quota_suspended(sb, type)) { + oinfo = sb_dqinfo(sb, type)->dqi_priv; + cancel_delayed_work_sync(&oinfo->dqi_sync_work); + } inode = igrab(sb->s_dquot.files[type]); /* Turn off quotas. This will remove all dquot structures from * memory and so they will be automatically synced to global |