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Diffstat (limited to 'fs/fuse/dir.c')
-rw-r--r--fs/fuse/dir.c110
1 files changed, 56 insertions, 54 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index c4a01290aec6..c885d9b60263 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -196,7 +196,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
{
struct inode *inode;
struct dentry *parent;
- struct fuse_conn *fc;
+ struct fuse_mount *fm;
struct fuse_inode *fi;
int ret;
@@ -218,19 +218,19 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
if (flags & LOOKUP_RCU)
goto out;
- fc = get_fuse_conn(inode);
+ fm = get_fuse_mount(inode);
forget = fuse_alloc_forget();
ret = -ENOMEM;
if (!forget)
goto out;
- attr_version = fuse_get_attr_version(fc);
+ attr_version = fuse_get_attr_version(fm->fc);
parent = dget_parent(entry);
- fuse_lookup_init(fc, &args, get_node_id(d_inode(parent)),
+ fuse_lookup_init(fm->fc, &args, get_node_id(d_inode(parent)),
&entry->d_name, &outarg);
- ret = fuse_simple_request(fc, &args);
+ ret = fuse_simple_request(fm, &args);
dput(parent);
/* Zero nodeid is same as -ENOENT */
if (!ret && !outarg.nodeid)
@@ -238,7 +238,8 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
if (!ret) {
fi = get_fuse_inode(inode);
if (outarg.nodeid != get_node_id(inode)) {
- fuse_queue_forget(fc, forget, outarg.nodeid, 1);
+ fuse_queue_forget(fm->fc, forget,
+ outarg.nodeid, 1);
goto invalid;
}
spin_lock(&fi->lock);
@@ -329,7 +330,7 @@ bool fuse_invalid_attr(struct fuse_attr *attr)
int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
struct fuse_entry_out *outarg, struct inode **inode)
{
- struct fuse_conn *fc = get_fuse_conn_super(sb);
+ struct fuse_mount *fm = get_fuse_mount_super(sb);
FUSE_ARGS(args);
struct fuse_forget_link *forget;
u64 attr_version;
@@ -346,10 +347,10 @@ int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name
if (!forget)
goto out;
- attr_version = fuse_get_attr_version(fc);
+ attr_version = fuse_get_attr_version(fm->fc);
- fuse_lookup_init(fc, &args, nodeid, name, outarg);
- err = fuse_simple_request(fc, &args);
+ fuse_lookup_init(fm->fc, &args, nodeid, name, outarg);
+ err = fuse_simple_request(fm, &args);
/* Zero nodeid is same as -ENOENT, but with valid timeout */
if (err || !outarg->nodeid)
goto out_put_forget;
@@ -365,7 +366,7 @@ int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name
attr_version);
err = -ENOMEM;
if (!*inode) {
- fuse_queue_forget(fc, forget, outarg->nodeid, 1);
+ fuse_queue_forget(fm->fc, forget, outarg->nodeid, 1);
goto out;
}
err = 0;
@@ -434,7 +435,7 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
{
int err;
struct inode *inode;
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
FUSE_ARGS(args);
struct fuse_forget_link *forget;
struct fuse_create_in inarg;
@@ -452,11 +453,11 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
goto out_err;
err = -ENOMEM;
- ff = fuse_file_alloc(fc);
+ ff = fuse_file_alloc(fm);
if (!ff)
goto out_put_forget_req;
- if (!fc->dont_mask)
+ if (!fm->fc->dont_mask)
mode &= ~current_umask();
flags &= ~O_NOCTTY;
@@ -477,7 +478,7 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
args.out_args[0].value = &outentry;
args.out_args[1].size = sizeof(outopen);
args.out_args[1].value = &outopen;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (err)
goto out_free_ff;
@@ -494,7 +495,7 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
if (!inode) {
flags &= ~(O_CREAT | O_EXCL | O_TRUNC);
fuse_sync_release(NULL, ff, flags);
- fuse_queue_forget(fc, forget, outentry.nodeid, 1);
+ fuse_queue_forget(fm->fc, forget, outentry.nodeid, 1);
err = -ENOMEM;
goto out_err;
}
@@ -567,7 +568,7 @@ no_open:
/*
* Code shared between mknod, mkdir, symlink and link
*/
-static int create_new_entry(struct fuse_conn *fc, struct fuse_args *args,
+static int create_new_entry(struct fuse_mount *fm, struct fuse_args *args,
struct inode *dir, struct dentry *entry,
umode_t mode)
{
@@ -586,7 +587,7 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_args *args,
args->out_numargs = 1;
args->out_args[0].size = sizeof(outarg);
args->out_args[0].value = &outarg;
- err = fuse_simple_request(fc, args);
+ err = fuse_simple_request(fm, args);
if (err)
goto out_put_forget_req;
@@ -600,7 +601,7 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_args *args,
inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation,
&outarg.attr, entry_attr_timeout(&outarg), 0);
if (!inode) {
- fuse_queue_forget(fc, forget, outarg.nodeid, 1);
+ fuse_queue_forget(fm->fc, forget, outarg.nodeid, 1);
return -ENOMEM;
}
kfree(forget);
@@ -628,10 +629,10 @@ static int fuse_mknod(struct inode *dir, struct dentry *entry, umode_t mode,
dev_t rdev)
{
struct fuse_mknod_in inarg;
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
FUSE_ARGS(args);
- if (!fc->dont_mask)
+ if (!fm->fc->dont_mask)
mode &= ~current_umask();
memset(&inarg, 0, sizeof(inarg));
@@ -644,7 +645,7 @@ static int fuse_mknod(struct inode *dir, struct dentry *entry, umode_t mode,
args.in_args[0].value = &inarg;
args.in_args[1].size = entry->d_name.len + 1;
args.in_args[1].value = entry->d_name.name;
- return create_new_entry(fc, &args, dir, entry, mode);
+ return create_new_entry(fm, &args, dir, entry, mode);
}
static int fuse_create(struct inode *dir, struct dentry *entry, umode_t mode,
@@ -656,10 +657,10 @@ static int fuse_create(struct inode *dir, struct dentry *entry, umode_t mode,
static int fuse_mkdir(struct inode *dir, struct dentry *entry, umode_t mode)
{
struct fuse_mkdir_in inarg;
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
FUSE_ARGS(args);
- if (!fc->dont_mask)
+ if (!fm->fc->dont_mask)
mode &= ~current_umask();
memset(&inarg, 0, sizeof(inarg));
@@ -671,13 +672,13 @@ static int fuse_mkdir(struct inode *dir, struct dentry *entry, umode_t mode)
args.in_args[0].value = &inarg;
args.in_args[1].size = entry->d_name.len + 1;
args.in_args[1].value = entry->d_name.name;
- return create_new_entry(fc, &args, dir, entry, S_IFDIR);
+ return create_new_entry(fm, &args, dir, entry, S_IFDIR);
}
static int fuse_symlink(struct inode *dir, struct dentry *entry,
const char *link)
{
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
unsigned len = strlen(link) + 1;
FUSE_ARGS(args);
@@ -687,7 +688,7 @@ static int fuse_symlink(struct inode *dir, struct dentry *entry,
args.in_args[0].value = entry->d_name.name;
args.in_args[1].size = len;
args.in_args[1].value = link;
- return create_new_entry(fc, &args, dir, entry, S_IFLNK);
+ return create_new_entry(fm, &args, dir, entry, S_IFLNK);
}
void fuse_update_ctime(struct inode *inode)
@@ -701,7 +702,7 @@ void fuse_update_ctime(struct inode *inode)
static int fuse_unlink(struct inode *dir, struct dentry *entry)
{
int err;
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
FUSE_ARGS(args);
args.opcode = FUSE_UNLINK;
@@ -709,13 +710,13 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry)
args.in_numargs = 1;
args.in_args[0].size = entry->d_name.len + 1;
args.in_args[0].value = entry->d_name.name;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (!err) {
struct inode *inode = d_inode(entry);
struct fuse_inode *fi = get_fuse_inode(inode);
spin_lock(&fi->lock);
- fi->attr_version = atomic64_inc_return(&fc->attr_version);
+ fi->attr_version = atomic64_inc_return(&fm->fc->attr_version);
/*
* If i_nlink == 0 then unlink doesn't make sense, yet this can
* happen if userspace filesystem is careless. It would be
@@ -737,7 +738,7 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry)
static int fuse_rmdir(struct inode *dir, struct dentry *entry)
{
int err;
- struct fuse_conn *fc = get_fuse_conn(dir);
+ struct fuse_mount *fm = get_fuse_mount(dir);
FUSE_ARGS(args);
args.opcode = FUSE_RMDIR;
@@ -745,7 +746,7 @@ static int fuse_rmdir(struct inode *dir, struct dentry *entry)
args.in_numargs = 1;
args.in_args[0].size = entry->d_name.len + 1;
args.in_args[0].value = entry->d_name.name;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (!err) {
clear_nlink(d_inode(entry));
fuse_dir_changed(dir);
@@ -761,7 +762,7 @@ static int fuse_rename_common(struct inode *olddir, struct dentry *oldent,
{
int err;
struct fuse_rename2_in inarg;
- struct fuse_conn *fc = get_fuse_conn(olddir);
+ struct fuse_mount *fm = get_fuse_mount(olddir);
FUSE_ARGS(args);
memset(&inarg, 0, argsize);
@@ -776,7 +777,7 @@ static int fuse_rename_common(struct inode *olddir, struct dentry *oldent,
args.in_args[1].value = oldent->d_name.name;
args.in_args[2].size = newent->d_name.len + 1;
args.in_args[2].value = newent->d_name.name;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (!err) {
/* ctime changes */
fuse_invalidate_attr(d_inode(oldent));
@@ -847,7 +848,7 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,
int err;
struct fuse_link_in inarg;
struct inode *inode = d_inode(entry);
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
FUSE_ARGS(args);
memset(&inarg, 0, sizeof(inarg));
@@ -858,7 +859,7 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,
args.in_args[0].value = &inarg;
args.in_args[1].size = newent->d_name.len + 1;
args.in_args[1].value = newent->d_name.name;
- err = create_new_entry(fc, &args, newdir, newent, inode->i_mode);
+ err = create_new_entry(fm, &args, newdir, newent, inode->i_mode);
/* Contrary to "normal" filesystems it can happen that link
makes two "logical" inodes point to the same "physical"
inode. We invalidate the attributes of the old one, so it
@@ -869,7 +870,7 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,
struct fuse_inode *fi = get_fuse_inode(inode);
spin_lock(&fi->lock);
- fi->attr_version = atomic64_inc_return(&fc->attr_version);
+ fi->attr_version = atomic64_inc_return(&fm->fc->attr_version);
if (likely(inode->i_nlink < UINT_MAX))
inc_nlink(inode);
spin_unlock(&fi->lock);
@@ -926,11 +927,11 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat,
int err;
struct fuse_getattr_in inarg;
struct fuse_attr_out outarg;
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
FUSE_ARGS(args);
u64 attr_version;
- attr_version = fuse_get_attr_version(fc);
+ attr_version = fuse_get_attr_version(fm->fc);
memset(&inarg, 0, sizeof(inarg));
memset(&outarg, 0, sizeof(outarg));
@@ -949,7 +950,7 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat,
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (!err) {
if (fuse_invalid_attr(&outarg.attr) ||
(inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
@@ -1002,7 +1003,7 @@ int fuse_update_attributes(struct inode *inode, struct file *file)
STATX_BASIC_STATS & ~STATX_ATIME, 0);
}
-int fuse_reverse_inval_entry(struct super_block *sb, u64 parent_nodeid,
+int fuse_reverse_inval_entry(struct fuse_conn *fc, u64 parent_nodeid,
u64 child_nodeid, struct qstr *name)
{
int err = -ENOTDIR;
@@ -1010,7 +1011,7 @@ int fuse_reverse_inval_entry(struct super_block *sb, u64 parent_nodeid,
struct dentry *dir;
struct dentry *entry;
- parent = ilookup5(sb, parent_nodeid, fuse_inode_eq, &parent_nodeid);
+ parent = fuse_ilookup(fc, parent_nodeid, NULL);
if (!parent)
return -ENOENT;
@@ -1102,14 +1103,14 @@ int fuse_allow_current_process(struct fuse_conn *fc)
static int fuse_access(struct inode *inode, int mask)
{
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
FUSE_ARGS(args);
struct fuse_access_in inarg;
int err;
BUG_ON(mask & MAY_NOT_BLOCK);
- if (fc->no_access)
+ if (fm->fc->no_access)
return 0;
memset(&inarg, 0, sizeof(inarg));
@@ -1119,9 +1120,9 @@ static int fuse_access(struct inode *inode, int mask)
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (err == -ENOSYS) {
- fc->no_access = 1;
+ fm->fc->no_access = 1;
err = 0;
}
return err;
@@ -1209,7 +1210,7 @@ static int fuse_permission(struct inode *inode, int mask)
static int fuse_readlink_page(struct inode *inode, struct page *page)
{
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
struct fuse_page_desc desc = { .length = PAGE_SIZE - 1 };
struct fuse_args_pages ap = {
.num_pages = 1,
@@ -1226,7 +1227,7 @@ static int fuse_readlink_page(struct inode *inode, struct page *page)
ap.args.page_zeroing = true;
ap.args.out_numargs = 1;
ap.args.out_args[0].size = desc.length;
- res = fuse_simple_request(fc, &ap.args);
+ res = fuse_simple_request(fm, &ap.args);
fuse_invalidate_atime(inode);
@@ -1454,7 +1455,7 @@ static void fuse_setattr_fill(struct fuse_conn *fc, struct fuse_args *args,
*/
int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
{
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
FUSE_ARGS(args);
struct fuse_setattr_in inarg;
struct fuse_attr_out outarg;
@@ -1465,7 +1466,7 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
inarg.valid = FATTR_MTIME;
inarg.mtime = inode->i_mtime.tv_sec;
inarg.mtimensec = inode->i_mtime.tv_nsec;
- if (fc->minor >= 23) {
+ if (fm->fc->minor >= 23) {
inarg.valid |= FATTR_CTIME;
inarg.ctime = inode->i_ctime.tv_sec;
inarg.ctimensec = inode->i_ctime.tv_nsec;
@@ -1474,9 +1475,9 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
inarg.valid |= FATTR_FH;
inarg.fh = ff->fh;
}
- fuse_setattr_fill(fc, &args, inode, &inarg, &outarg);
+ fuse_setattr_fill(fm->fc, &args, inode, &inarg, &outarg);
- return fuse_simple_request(fc, &args);
+ return fuse_simple_request(fm, &args);
}
/*
@@ -1491,7 +1492,8 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
struct file *file)
{
struct inode *inode = d_inode(dentry);
- struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_mount *fm = get_fuse_mount(inode);
+ struct fuse_conn *fc = fm->fc;
struct fuse_inode *fi = get_fuse_inode(inode);
FUSE_ARGS(args);
struct fuse_setattr_in inarg;
@@ -1577,7 +1579,7 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
inarg.lock_owner = fuse_lock_owner_id(fc, current->files);
}
fuse_setattr_fill(fc, &args, inode, &inarg, &outarg);
- err = fuse_simple_request(fc, &args);
+ err = fuse_simple_request(fm, &args);
if (err) {
if (err == -EINTR)
fuse_invalidate_attr(inode);
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-24 00:35:29 +0300