| /fs/afs/ |
| D | rotate.c | 23 bool afs_begin_vnode_operation(struct afs_fs_cursor *fc, struct afs_vnode *vnode, in afs_begin_vnode_operation() argument
26 memset(fc, 0, sizeof(*fc)); in afs_begin_vnode_operation()
27 fc->vnode = vnode; in afs_begin_vnode_operation()
28 fc->key = key; in afs_begin_vnode_operation()
29 fc->ac.error = SHRT_MAX; in afs_begin_vnode_operation()
30 fc->error = -EDESTADDRREQ; in afs_begin_vnode_operation()
33 fc->flags |= AFS_FS_CURSOR_INTR; in afs_begin_vnode_operation()
35 fc->error = -EINTR; in afs_begin_vnode_operation()
36 fc->flags |= AFS_FS_CURSOR_STOP; in afs_begin_vnode_operation()
44 fc->flags |= AFS_FS_CURSOR_CUR_ONLY; in afs_begin_vnode_operation()
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| D | fsclient.c | 275 int afs_fs_fetch_file_status(struct afs_fs_cursor *fc, struct afs_status_cb *scb, in afs_fs_fetch_file_status() argument
278 struct afs_vnode *vnode = fc->vnode; in afs_fs_fetch_file_status()
283 if (test_bit(AFS_SERVER_FL_IS_YFS, &fc->cbi->server->flags)) in afs_fs_fetch_file_status()
284 return yfs_fs_fetch_file_status(fc, scb, volsync); in afs_fs_fetch_file_status()
287 key_serial(fc->key), vnode->fid.vid, vnode->fid.vnode); in afs_fs_fetch_file_status()
292 fc->ac.error = -ENOMEM; in afs_fs_fetch_file_status()
296 call->key = fc->key; in afs_fs_fetch_file_status()
307 afs_use_fs_server(call, fc->cbi); in afs_fs_fetch_file_status()
310 afs_set_fc_call(call, fc); in afs_fs_fetch_file_status()
311 afs_make_call(&fc->ac, call, GFP_NOFS); in afs_fs_fetch_file_status()
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| D | xattr.c | 45 struct afs_fs_cursor fc; in afs_xattr_get_acl() local
63 if (afs_begin_vnode_operation(&fc, vnode, key, true)) { in afs_xattr_get_acl()
66 while (afs_select_fileserver(&fc)) { in afs_xattr_get_acl()
67 fc.cb_break = afs_calc_vnode_cb_break(vnode); in afs_xattr_get_acl()
68 acl = afs_fs_fetch_acl(&fc, scb); in afs_xattr_get_acl()
71 afs_check_for_remote_deletion(&fc, fc.vnode); in afs_xattr_get_acl()
72 afs_vnode_commit_status(&fc, vnode, fc.cb_break, in afs_xattr_get_acl()
74 ret = afs_end_vnode_operation(&fc); in afs_xattr_get_acl()
103 struct afs_fs_cursor fc; in afs_xattr_set_acl() local
131 if (afs_begin_vnode_operation(&fc, vnode, key, true)) { in afs_xattr_set_acl()
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| D | yfsclient.c | 393 int yfs_fs_fetch_file_status(struct afs_fs_cursor *fc, struct afs_status_cb *scb, in yfs_fs_fetch_file_status() argument
396 struct afs_vnode *vnode = fc->vnode; in yfs_fs_fetch_file_status()
402 key_serial(fc->key), vnode->fid.vid, vnode->fid.vnode); in yfs_fs_fetch_file_status()
411 fc->ac.error = -ENOMEM; in yfs_fs_fetch_file_status()
415 call->key = fc->key; in yfs_fs_fetch_file_status()
426 afs_use_fs_server(call, fc->cbi); in yfs_fs_fetch_file_status()
428 afs_set_fc_call(call, fc); in yfs_fs_fetch_file_status()
429 afs_make_call(&fc->ac, call, GFP_NOFS); in yfs_fs_fetch_file_status()
430 return afs_wait_for_call_to_complete(call, &fc->ac); in yfs_fs_fetch_file_status()
583 int yfs_fs_fetch_data(struct afs_fs_cursor *fc, struct afs_status_cb *scb, in yfs_fs_fetch_data() argument
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| D | dir.c | 646 struct afs_fs_cursor fc; in afs_do_lookup() local
736 if (afs_begin_vnode_operation(&fc, dvnode, key, true)) { in afs_do_lookup()
737 while (afs_select_fileserver(&fc)) { in afs_do_lookup()
739 &fc.cbi->server->flags)) { in afs_do_lookup()
740 fc.ac.abort_code = RX_INVALID_OPERATION; in afs_do_lookup()
741 fc.ac.error = -ECONNABORTED; in afs_do_lookup()
745 iget_data.cb_s_break = fc.cbi->server->cb_s_break; in afs_do_lookup()
746 afs_fs_inline_bulk_status(&fc, in afs_do_lookup()
753 if (fc.ac.error == 0) in afs_do_lookup()
754 cbi = afs_get_cb_interest(fc.cbi); in afs_do_lookup()
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| D | dir_silly.c | 22 struct afs_fs_cursor fc; in afs_do_silly_rename() local
33 if (afs_begin_vnode_operation(&fc, dvnode, key, true)) { in afs_do_silly_rename()
36 while (afs_select_fileserver(&fc)) { in afs_do_silly_rename()
37 fc.cb_break = afs_calc_vnode_cb_break(dvnode); in afs_do_silly_rename()
38 afs_fs_rename(&fc, old->d_name.name, in afs_do_silly_rename()
43 afs_vnode_commit_status(&fc, dvnode, fc.cb_break, in afs_do_silly_rename()
45 ret = afs_end_vnode_operation(&fc); in afs_do_silly_rename()
144 struct afs_fs_cursor fc; in afs_do_silly_unlink() local
155 if (afs_begin_vnode_operation(&fc, dvnode, key, false)) { in afs_do_silly_unlink()
158 while (afs_select_fileserver(&fc)) { in afs_do_silly_unlink()
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| D | super.c | 40 static int afs_init_fs_context(struct fs_context *fc);
230 static int afs_parse_source(struct fs_context *fc, struct fs_parameter *param) in afs_parse_source() argument
232 struct afs_fs_context *ctx = fc->fs_private; in afs_parse_source()
312 fc->source = param->string; in afs_parse_source()
320 static int afs_parse_param(struct fs_context *fc, struct fs_parameter *param) in afs_parse_param() argument
323 struct afs_fs_context *ctx = fc->fs_private; in afs_parse_param()
326 opt = fs_parse(fc, &afs_fs_parameters, param, &result); in afs_parse_param()
332 return afs_parse_source(fc, param); in afs_parse_param()
357 static int afs_validate_fc(struct fs_context *fc) in afs_validate_fc() argument
359 struct afs_fs_context *ctx = fc->fs_private; in afs_validate_fc()
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| D | mntpt.c | 72 static int afs_mntpt_set_params(struct fs_context *fc, struct dentry *mntpt) in afs_mntpt_set_params() argument
74 struct afs_fs_context *ctx = fc->fs_private; in afs_mntpt_set_params()
81 if (fc->net_ns != src_as->net_ns) { in afs_mntpt_set_params()
82 put_net(fc->net_ns); in afs_mntpt_set_params()
83 fc->net_ns = get_net(src_as->net_ns); in afs_mntpt_set_params()
145 ret = vfs_parse_fs_string(fc, "source", buf, size - 1); in afs_mntpt_set_params()
160 struct fs_context *fc; in afs_mntpt_do_automount() local
166 fc = fs_context_for_submount(&afs_fs_type, mntpt); in afs_mntpt_do_automount()
167 if (IS_ERR(fc)) in afs_mntpt_do_automount()
168 return ERR_CAST(fc); in afs_mntpt_do_automount()
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| D | inode.c | 165 static void afs_apply_status(struct afs_fs_cursor *fc, in afs_apply_status() argument
220 fc->type ? fc->type->name : "???"); in afs_apply_status()
247 static void afs_apply_callback(struct afs_fs_cursor *fc, in afs_apply_callback() argument
255 if (!afs_cb_is_broken(cb_break, vnode, fc->cbi)) { in afs_apply_callback()
259 if (old != fc->cbi) { in afs_apply_callback()
260 rcu_assign_pointer(vnode->cb_interest, afs_get_cb_interest(fc->cbi)); in afs_apply_callback()
271 void afs_vnode_commit_status(struct afs_fs_cursor *fc, in afs_vnode_commit_status() argument
277 if (fc->ac.error != 0) in afs_vnode_commit_status()
290 afs_apply_status(fc, vnode, scb, expected_version); in afs_vnode_commit_status()
292 afs_apply_callback(fc, vnode, scb, cb_break); in afs_vnode_commit_status()
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| /fs/ |
| D | fs_context.c | 39 static int legacy_init_fs_context(struct fs_context *fc);
84 static int vfs_parse_sb_flag(struct fs_context *fc, const char *key) in vfs_parse_sb_flag() argument
95 fc->sb_flags |= token; in vfs_parse_sb_flag()
96 fc->sb_flags_mask |= token; in vfs_parse_sb_flag()
102 fc->sb_flags &= ~token; in vfs_parse_sb_flag()
103 fc->sb_flags_mask |= token; in vfs_parse_sb_flag()
126 int vfs_parse_fs_param(struct fs_context *fc, struct fs_parameter *param) in vfs_parse_fs_param() argument
131 return invalf(fc, "Unnamed parameter\n"); in vfs_parse_fs_param()
133 ret = vfs_parse_sb_flag(fc, param->key); in vfs_parse_fs_param()
137 ret = security_fs_context_parse_param(fc, param); in vfs_parse_fs_param()
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| D | fsopen.c | 27 struct fs_context *fc = file->private_data; in fscontext_read() local
28 struct fc_log *log = fc->log; in fscontext_read()
35 ret = mutex_lock_interruptible(&fc->uapi_mutex); in fscontext_read()
40 mutex_unlock(&fc->uapi_mutex); in fscontext_read()
50 mutex_unlock(&fc->uapi_mutex); in fscontext_read()
69 struct fs_context *fc = file->private_data; in fscontext_release() local
71 if (fc) { in fscontext_release()
73 put_fs_context(fc); in fscontext_release()
87 static int fscontext_create_fd(struct fs_context *fc, unsigned int o_flags) in fscontext_create_fd() argument
91 fd = anon_inode_getfd("[fscontext]", &fscontext_fops, fc, in fscontext_create_fd()
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| D | super.c | 485 bool mount_capable(struct fs_context *fc) in mount_capable() argument
487 if (!(fc->fs_type->fs_flags & FS_USERNS_MOUNT)) in mount_capable()
490 return ns_capable(fc->user_ns, CAP_SYS_ADMIN); in mount_capable()
511 struct super_block *sget_fc(struct fs_context *fc, in sget_fc() argument
517 struct user_namespace *user_ns = fc->global ? &init_user_ns : fc->user_ns; in sget_fc()
523 hlist_for_each_entry(old, &fc->fs_type->fs_supers, s_instances) { in sget_fc()
524 if (test(old, fc)) in sget_fc()
530 s = alloc_super(fc->fs_type, fc->sb_flags, user_ns); in sget_fc()
536 s->s_fs_info = fc->s_fs_info; in sget_fc()
537 err = set(s, fc); in sget_fc()
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| /fs/fuse/ |
| D | control.c | 25 struct fuse_conn *fc; in fuse_ctl_file_conn_get() local
27 fc = file_inode(file)->i_private; in fuse_ctl_file_conn_get()
28 if (fc) in fuse_ctl_file_conn_get()
29 fc = fuse_conn_get(fc); in fuse_ctl_file_conn_get()
31 return fc; in fuse_ctl_file_conn_get()
37 struct fuse_conn *fc = fuse_ctl_file_conn_get(file); in fuse_conn_abort_write() local
38 if (fc) { in fuse_conn_abort_write()
39 if (fc->abort_err) in fuse_conn_abort_write()
40 fc->aborted = true; in fuse_conn_abort_write()
41 fuse_abort_conn(fc); in fuse_conn_abort_write()
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| D | inode.c | 114 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_evict_inode() local
115 fuse_queue_forget(fc, fi->forget, fi->nodeid, fi->nlookup); in fuse_evict_inode()
148 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_change_attributes_common() local
153 fi->attr_version = atomic64_inc_return(&fc->attr_version); in fuse_change_attributes_common()
160 inode->i_uid = make_kuid(fc->user_ns, attr->uid); in fuse_change_attributes_common()
161 inode->i_gid = make_kgid(fc->user_ns, attr->gid); in fuse_change_attributes_common()
166 if (!fc->writeback_cache || !S_ISREG(inode->i_mode)) { in fuse_change_attributes_common()
184 if (!fc->default_permissions) in fuse_change_attributes_common()
193 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_change_attributes() local
195 bool is_wb = fc->writeback_cache; in fuse_change_attributes()
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| D | dev.c | 77 void fuse_set_initialized(struct fuse_conn *fc) in fuse_set_initialized() argument
81 fc->initialized = 1; in fuse_set_initialized()
84 static bool fuse_block_alloc(struct fuse_conn *fc, bool for_background) in fuse_block_alloc() argument
86 return !fc->initialized || (for_background && fc->blocked); in fuse_block_alloc()
89 static void fuse_drop_waiting(struct fuse_conn *fc) in fuse_drop_waiting() argument
96 if (atomic_dec_and_test(&fc->num_waiting) && in fuse_drop_waiting()
97 !READ_ONCE(fc->connected)) { in fuse_drop_waiting()
99 wake_up_all(&fc->blocked_waitq); in fuse_drop_waiting()
103 static void fuse_put_request(struct fuse_conn *fc, struct fuse_req *req);
105 static struct fuse_req *fuse_get_req(struct fuse_conn *fc, bool for_background) in fuse_get_req() argument
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| D | file.c | 34 static int fuse_send_open(struct fuse_conn *fc, u64 nodeid, struct file *file, in fuse_send_open() argument
42 if (!fc->atomic_o_trunc) in fuse_send_open()
53 return fuse_simple_request(fc, &args); in fuse_send_open()
62 struct fuse_file *fuse_file_alloc(struct fuse_conn *fc) in fuse_file_alloc() argument
70 ff->fc = fc; in fuse_file_alloc()
84 ff->kh = atomic64_inc_return(&fc->khctr); in fuse_file_alloc()
102 static void fuse_release_end(struct fuse_conn *fc, struct fuse_args *args, in fuse_release_end() argument
116 if (isdir ? ff->fc->no_opendir : ff->fc->no_open) { in fuse_file_put()
118 fuse_release_end(ff->fc, args, 0); in fuse_file_put()
120 fuse_simple_request(ff->fc, args); in fuse_file_put()
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| D | dir.c | 57 struct fuse_conn *fc = get_fuse_conn_super(dentry->d_sb); in fuse_dentry_settime() local
58 bool delete = !time && fc->delete_stale; in fuse_dentry_settime()
171 static void fuse_lookup_init(struct fuse_conn *fc, struct fuse_args *args, in fuse_lookup_init() argument
199 struct fuse_conn *fc; in fuse_dentry_revalidate() local
221 fc = get_fuse_conn(inode); in fuse_dentry_revalidate()
228 attr_version = fuse_get_attr_version(fc); in fuse_dentry_revalidate()
231 fuse_lookup_init(fc, &args, get_node_id(d_inode(parent)), in fuse_dentry_revalidate()
233 ret = fuse_simple_request(fc, &args); in fuse_dentry_revalidate()
241 fuse_queue_forget(fc, forget, outarg.nodeid, 1); in fuse_dentry_revalidate()
332 struct fuse_conn *fc = get_fuse_conn_super(sb); in fuse_lookup_name() local
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| D | cuse.c | 60 struct fuse_conn fc; /* fuse connection */ member
72 static struct cuse_conn *fc_to_cc(struct fuse_conn *fc) in fc_to_cc() argument
74 return container_of(fc, struct cuse_conn, fc); in fc_to_cc()
123 fuse_conn_get(&pos->fc); in cuse_open()
137 rc = fuse_do_open(&cc->fc, 0, file, 0); in cuse_open()
139 fuse_conn_put(&cc->fc); in cuse_open()
146 struct fuse_conn *fc = ff->fc; in cuse_release() local
149 fuse_conn_put(fc); in cuse_release()
158 struct cuse_conn *cc = fc_to_cc(ff->fc); in cuse_file_ioctl()
171 struct cuse_conn *cc = fc_to_cc(ff->fc); in cuse_file_compat_ioctl()
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| D | xattr.c | 17 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_setxattr() local
22 if (fc->no_setxattr) in fuse_setxattr()
37 err = fuse_simple_request(fc, &args); in fuse_setxattr()
39 fc->no_setxattr = 1; in fuse_setxattr()
52 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_getxattr() local
58 if (fc->no_getxattr) in fuse_getxattr()
80 ret = fuse_simple_request(fc, &args); in fuse_getxattr()
84 fc->no_getxattr = 1; in fuse_getxattr()
110 struct fuse_conn *fc = get_fuse_conn(inode); in fuse_listxattr() local
116 if (!fuse_allow_current_process(fc)) in fuse_listxattr()
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| D | fuse_i.h | 169 struct fuse_conn *fc; member
254 void (*end)(struct fuse_conn *fc, struct fuse_args *args, int error);
458 struct fuse_conn *fc; member
782 static inline u64 fuse_get_attr_version(struct fuse_conn *fc) in fuse_get_attr_version() argument
784 return atomic64_read(&fc->attr_version); in fuse_get_attr_version()
811 void fuse_queue_forget(struct fuse_conn *fc, struct fuse_forget_link *forget,
848 struct fuse_file *fuse_file_alloc(struct fuse_conn *fc);
868 int fuse_notify_poll_wakeup(struct fuse_conn *fc,
916 ssize_t fuse_simple_request(struct fuse_conn *fc, struct fuse_args *args);
917 int fuse_simple_background(struct fuse_conn *fc, struct fuse_args *args,
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| /fs/proc/ |
| D | root.c | 55 static int proc_parse_param(struct fs_context *fc, struct fs_parameter *param) in proc_parse_param() argument
57 struct proc_fs_context *ctx = fc->fs_private; in proc_parse_param()
61 opt = fs_parse(fc, &proc_fs_parameters, param, &result); in proc_parse_param()
74 return invalf(fc, "proc: hidepid value must be between 0 and 2.\n"); in proc_parse_param()
85 static void proc_apply_options(struct fs_context *fc, in proc_apply_options() argument
89 struct proc_fs_context *ctx = fc->fs_private; in proc_apply_options()
97 static int proc_fill_super(struct super_block *s, struct fs_context *fc) in proc_fill_super() argument
103 proc_apply_options(fc, pid_ns, current_user_ns()); in proc_fill_super()
144 static int proc_reconfigure(struct fs_context *fc) in proc_reconfigure() argument
146 struct super_block *sb = fc->root->d_sb; in proc_reconfigure()
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| /fs/sysfs/ |
| D | mount.c | 26 static int sysfs_get_tree(struct fs_context *fc) in sysfs_get_tree() argument
28 struct kernfs_fs_context *kfc = fc->fs_private; in sysfs_get_tree()
31 ret = kernfs_get_tree(fc); in sysfs_get_tree()
36 fc->root->d_sb->s_iflags |= SB_I_USERNS_VISIBLE; in sysfs_get_tree()
40 static void sysfs_fs_context_free(struct fs_context *fc) in sysfs_fs_context_free() argument
42 struct kernfs_fs_context *kfc = fc->fs_private; in sysfs_fs_context_free()
46 kernfs_free_fs_context(fc); in sysfs_fs_context_free()
55 static int sysfs_init_fs_context(struct fs_context *fc) in sysfs_init_fs_context() argument
60 if (!(fc->sb_flags & SB_KERNMOUNT)) { in sysfs_init_fs_context()
72 fc->fs_private = kfc; in sysfs_init_fs_context()
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| /fs/squashfs/ |
| D | super.c | 41 struct fs_context *fc, in supported_squashfs_filesystem() argument
47 errorf(fc, "Major/Minor mismatch, older Squashfs %d.%d " in supported_squashfs_filesystem()
51 errorf(fc, "Major/Minor mismatch, trying to mount newer " in supported_squashfs_filesystem()
53 errorf(fc, "Please update your kernel"); in supported_squashfs_filesystem()
59 errorf(fc, "Filesystem uses \"%s\" compression. This is not supported", in supported_squashfs_filesystem()
68 static int squashfs_fill_super(struct super_block *sb, struct fs_context *fc) in squashfs_fill_super() argument
103 errorf(fc, "unable to read squashfs_super_block"); in squashfs_fill_super()
114 if (!(fc->sb_flags & SB_SILENT)) in squashfs_fill_super()
115 errorf(fc, "Can't find a SQUASHFS superblock on %pg", in squashfs_fill_super()
122 fc, in squashfs_fill_super()
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| /fs/jffs2/ |
| D | super.c | 193 static int jffs2_parse_param(struct fs_context *fc, struct fs_parameter *param) in jffs2_parse_param() argument
196 struct jffs2_sb_info *c = fc->s_fs_info; in jffs2_parse_param()
199 opt = fs_parse(fc, &jffs2_fs_parameters, param, &result); in jffs2_parse_param()
210 return invalf(fc, "jffs2: rp_size unrepresentable"); in jffs2_parse_param()
213 return invalf(fc, "jffs2: Too large reserve pool specified, max is %llu KB", in jffs2_parse_param()
224 static int jffs2_reconfigure(struct fs_context *fc) in jffs2_reconfigure() argument
226 struct super_block *sb = fc->root->d_sb; in jffs2_reconfigure()
229 return jffs2_do_remount_fs(sb, fc); in jffs2_reconfigure()
247 static int jffs2_fill_super(struct super_block *sb, struct fs_context *fc) in jffs2_fill_super() argument
274 return jffs2_do_fill_super(sb, fc); in jffs2_fill_super()
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| /fs/sdcardfs/ |
| D | main.c | 66 static int sdcardfs_parse_param(struct fs_context *fc, struct fs_parameter *param) in sdcardfs_parse_param() argument
68 struct sdcardfs_context_options *fc_opts = fc->fs_private; in sdcardfs_parse_param()
74 opt = fs_parse(fc, &sdcardfs_parameters, param, &result); in sdcardfs_parse_param()
123 struct fs_context *fc) in copy_sb_opts() argument
125 struct sdcardfs_context_options *fcopts = fc->fs_private; in copy_sb_opts()
180 struct fs_context *fc) in __sdcardfs_fill_super() argument
187 const char *dev_name = fc->source; in __sdcardfs_fill_super()
188 struct sdcardfs_context_options *fcopts = fc->fs_private; in __sdcardfs_fill_super()
220 copy_sb_opts(&sb_info->options, fc); in __sdcardfs_fill_super()
300 if (!(fc->sb_flags & SB_SILENT)) in __sdcardfs_fill_super()
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