diff options
Diffstat (limited to 'fs/cifs/cifsfs.c')
-rw-r--r-- | fs/cifs/cifsfs.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index f5fcd6360056..3289b566463f 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -303,6 +303,7 @@ cifs_alloc_inode(struct super_block *sb) cifs_inode->uniqueid = 0; cifs_inode->createtime = 0; cifs_inode->epoch = 0; + spin_lock_init(&cifs_inode->open_file_lock); generate_random_uuid(cifs_inode->lease_key); /* @@ -525,6 +526,8 @@ cifs_show_options(struct seq_file *s, struct dentry *root) seq_puts(s, ",nobrl"); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_HANDLE_CACHE) seq_puts(s, ",nohandlecache"); + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MODE_FROM_SID) + seq_puts(s, ",modefromsid"); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) seq_puts(s, ",cifsacl"); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_DYNPERM) @@ -553,6 +556,11 @@ cifs_show_options(struct seq_file *s, struct dentry *root) seq_printf(s, ",bsize=%u", cifs_sb->bsize); seq_printf(s, ",echo_interval=%lu", tcon->ses->server->echo_interval / HZ); + + /* Only display max_credits if it was overridden on mount */ + if (tcon->ses->server->max_credits != SMB2_MAX_CREDITS_AVAILABLE) + seq_printf(s, ",max_credits=%u", tcon->ses->server->max_credits); + if (tcon->snapshot_time) seq_printf(s, ",snapshot=%llu", tcon->snapshot_time); if (tcon->handle_timeout) @@ -1096,6 +1104,10 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, goto out; } + rc = -EOPNOTSUPP; + if (!target_tcon->ses->server->ops->copychunk_range) + goto out; + /* * Note: cifs case is easier than btrfs since server responsible for * checks for proper open modes and file type and if it wants @@ -1107,11 +1119,12 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, /* should we flush first and last page first */ truncate_inode_pages(&target_inode->i_data, 0); - if (target_tcon->ses->server->ops->copychunk_range) + rc = file_modified(dst_file); + if (!rc) rc = target_tcon->ses->server->ops->copychunk_range(xid, smb_file_src, smb_file_target, off, len, destoff); - else - rc = -EOPNOTSUPP; + + file_accessed(src_file); /* force revalidate of size and timestamps of target file now * that target is updated on the server @@ -1148,6 +1161,10 @@ static ssize_t cifs_copy_file_range(struct file *src_file, loff_t off, rc = cifs_file_copychunk_range(xid, src_file, off, dst_file, destoff, len, flags); free_xid(xid); + + if (rc == -EOPNOTSUPP || rc == -EXDEV) + rc = generic_copy_file_range(src_file, off, dst_file, + destoff, len, flags); return rc; } @@ -1512,11 +1529,9 @@ init_cifs(void) goto out_destroy_dfs_cache; #endif /* CONFIG_CIFS_UPCALL */ -#ifdef CONFIG_CIFS_ACL rc = init_cifs_idmap(); if (rc) goto out_register_key_type; -#endif /* CONFIG_CIFS_ACL */ rc = register_filesystem(&cifs_fs_type); if (rc) @@ -1531,10 +1546,8 @@ init_cifs(void) return 0; out_init_cifs_idmap: -#ifdef CONFIG_CIFS_ACL exit_cifs_idmap(); out_register_key_type: -#endif #ifdef CONFIG_CIFS_UPCALL exit_cifs_spnego(); out_destroy_dfs_cache: @@ -1566,9 +1579,7 @@ exit_cifs(void) unregister_filesystem(&cifs_fs_type); unregister_filesystem(&smb3_fs_type); cifs_dfs_release_automount_timer(); -#ifdef CONFIG_CIFS_ACL exit_cifs_idmap(); -#endif #ifdef CONFIG_CIFS_UPCALL exit_cifs_spnego(); #endif @@ -1590,7 +1601,6 @@ MODULE_DESCRIPTION ("VFS to access SMB3 servers e.g. Samba, Macs, Azure and Windows (and " "also older servers complying with the SNIA CIFS Specification)"); MODULE_VERSION(CIFS_VERSION); -MODULE_SOFTDEP("pre: arc4"); MODULE_SOFTDEP("pre: des"); MODULE_SOFTDEP("pre: ecb"); MODULE_SOFTDEP("pre: hmac"); @@ -1603,5 +1613,6 @@ MODULE_SOFTDEP("pre: sha256"); MODULE_SOFTDEP("pre: sha512"); MODULE_SOFTDEP("pre: aead2"); MODULE_SOFTDEP("pre: ccm"); +MODULE_SOFTDEP("pre: gcm"); module_init(init_cifs) module_exit(exit_cifs) |