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fuse: flatten 'struct fuse_args' 

...to make future expansion simpler.  The hiearachical structure is a
historical thing that does not serve any practical purpose.

The generated code is excatly the same before and after the patch.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Miklos Szeredi 2019-09-10 15:04:08 +02:00
parent 76e43c8cca
commit d5b4854357
6 changed files with 216 additions and 223 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
fs/fuse/dev.c
View File

@ -590,32 +590,32 @@ EXPORT_SYMBOL_GPL(fuse_request_send);
static void fuse_adjust_compat(struct fuse_conn *fc, struct fuse_args *args)
{
if (fc->minor < 4 && args->in.h.opcode == FUSE_STATFS)
args->out.args[0].size = FUSE_COMPAT_STATFS_SIZE;
if (fc->minor < 4 && args->opcode == FUSE_STATFS)
args->out_args[0].size = FUSE_COMPAT_STATFS_SIZE;
if (fc->minor < 9) {
switch (args->in.h.opcode) {
switch (args->opcode) {
case FUSE_LOOKUP:
case FUSE_CREATE:
case FUSE_MKNOD:
case FUSE_MKDIR:
case FUSE_SYMLINK:
case FUSE_LINK:
args->out.args[0].size = FUSE_COMPAT_ENTRY_OUT_SIZE;
args->out_args[0].size = FUSE_COMPAT_ENTRY_OUT_SIZE;
break;
case FUSE_GETATTR:
case FUSE_SETATTR:
args->out.args[0].size = FUSE_COMPAT_ATTR_OUT_SIZE;
args->out_args[0].size = FUSE_COMPAT_ATTR_OUT_SIZE;
break;
}
}
if (fc->minor < 12) {
switch (args->in.h.opcode) {
switch (args->opcode) {
case FUSE_CREATE:
args->in.args[0].size = sizeof(struct fuse_open_in);
args->in_args[0].size = sizeof(struct fuse_open_in);
break;
case FUSE_MKNOD:
args->in.args[0].size = FUSE_COMPAT_MKNOD_IN_SIZE;
args->in_args[0].size = FUSE_COMPAT_MKNOD_IN_SIZE;
break;
}
}
@ -633,19 +633,19 @@ ssize_t fuse_simple_request(struct fuse_conn *fc, struct fuse_args *args)
/* Needs to be done after fuse_get_req() so that fc->minor is valid */
fuse_adjust_compat(fc, args);
req->in.h.opcode = args->in.h.opcode;
req->in.h.nodeid = args->in.h.nodeid;
req->in.numargs = args->in.numargs;
memcpy(req->in.args, args->in.args,
args->in.numargs * sizeof(struct fuse_in_arg));
req->out.argvar = args->out.argvar;
req->out.numargs = args->out.numargs;
memcpy(req->out.args, args->out.args,
args->out.numargs * sizeof(struct fuse_arg));
req->in.h.opcode = args->opcode;
req->in.h.nodeid = args->nodeid;
req->in.numargs = args->in_numargs;
memcpy(req->in.args, args->in_args,
args->in_numargs * sizeof(struct fuse_in_arg));
req->out.argvar = args->out_argvar;
req->out.numargs = args->out_numargs;
memcpy(req->out.args, args->out_args,
args->out_numargs * sizeof(struct fuse_arg));
fuse_request_send(fc, req);
ret = req->out.h.error;
if (!ret && args->out.argvar) {
BUG_ON(args->out.numargs != 1);
if (!ret && args->out_argvar) {
BUG_ON(args->out_numargs != 1);
ret = req->out.args[0].size;
}
fuse_put_request(fc, req);

176
fs/fuse/dir.c
View File

@ -139,14 +139,14 @@ static void fuse_lookup_init(struct fuse_conn *fc, struct fuse_args *args,
struct fuse_entry_out *outarg)
{
memset(outarg, 0, sizeof(struct fuse_entry_out));
args->in.h.opcode = FUSE_LOOKUP;
args->in.h.nodeid = nodeid;
args->in.numargs = 1;
args->in.args[0].size = name->len + 1;
args->in.args[0].value = name->name;
args->out.numargs = 1;
args->out.args[0].size = sizeof(struct fuse_entry_out);
args->out.args[0].value = outarg;
args->opcode = FUSE_LOOKUP;
args->nodeid = nodeid;
args->in_numargs = 1;
args->in_args[0].size = name->len + 1;
args->in_args[0].value = name->name;
args->out_numargs = 1;
args->out_args[0].size = sizeof(struct fuse_entry_out);
args->out_args[0].value = outarg;
}
/*
@ -410,18 +410,18 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
inarg.flags = flags;
inarg.mode = mode;
inarg.umask = current_umask();
args.in.h.opcode = FUSE_CREATE;
args.in.h.nodeid = get_node_id(dir);
args.in.numargs = 2;
args.in.args[0].size = sizeof(inarg);
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;
args.out.numargs = 2;
args.out.args[0].size = sizeof(outentry);
args.out.args[0].value = &outentry;
args.out.args[1].size = sizeof(outopen);
args.out.args[1].value = &outopen;
args.opcode = FUSE_CREATE;
args.nodeid = get_node_id(dir);
args.in_numargs = 2;
args.in_args[0].size = sizeof(inarg);
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;
args.out_numargs = 2;
args.out_args[0].size = sizeof(outentry);
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);
if (err)
goto out_free_ff;
@ -526,10 +526,10 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_args *args,
return -ENOMEM;
memset(&outarg, 0, sizeof(outarg));
args->in.h.nodeid = get_node_id(dir);
args->out.numargs = 1;
args->out.args[0].size = sizeof(outarg);
args->out.args[0].value = &outarg;
args->nodeid = get_node_id(dir);
args->out_numargs = 1;
args->out_args[0].size = sizeof(outarg);
args->out_args[0].value = &outarg;
err = fuse_simple_request(fc, args);
if (err)
goto out_put_forget_req;
@ -582,12 +582,12 @@ static int fuse_mknod(struct inode *dir, struct dentry *entry, umode_t mode,
inarg.mode = mode;
inarg.rdev = new_encode_dev(rdev);
inarg.umask = current_umask();
args.in.h.opcode = FUSE_MKNOD;
args.in.numargs = 2;
args.in.args[0].size = sizeof(inarg);
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;
args.opcode = FUSE_MKNOD;
args.in_numargs = 2;
args.in_args[0].size = sizeof(inarg);
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);
}
@ -609,12 +609,12 @@ static int fuse_mkdir(struct inode *dir, struct dentry *entry, umode_t mode)
memset(&inarg, 0, sizeof(inarg));
inarg.mode = mode;
inarg.umask = current_umask();
args.in.h.opcode = FUSE_MKDIR;
args.in.numargs = 2;
args.in.args[0].size = sizeof(inarg);
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;
args.opcode = FUSE_MKDIR;
args.in_numargs = 2;
args.in_args[0].size = sizeof(inarg);
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);
}
@ -625,12 +625,12 @@ static int fuse_symlink(struct inode *dir, struct dentry *entry,
unsigned len = strlen(link) + 1;
FUSE_ARGS(args);
args.in.h.opcode = FUSE_SYMLINK;
args.in.numargs = 2;
args.in.args[0].size = entry->d_name.len + 1;
args.in.args[0].value = entry->d_name.name;
args.in.args[1].size = len;
args.in.args[1].value = link;
args.opcode = FUSE_SYMLINK;
args.in_numargs = 2;
args.in_args[0].size = entry->d_name.len + 1;
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);
}
@ -648,11 +648,11 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry)
struct fuse_conn *fc = get_fuse_conn(dir);
FUSE_ARGS(args);
args.in.h.opcode = FUSE_UNLINK;
args.in.h.nodeid = get_node_id(dir);
args.in.numargs = 1;
args.in.args[0].size = entry->d_name.len + 1;
args.in.args[0].value = entry->d_name.name;
args.opcode = FUSE_UNLINK;
args.nodeid = get_node_id(dir);
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);
if (!err) {
struct inode *inode = d_inode(entry);
@ -684,11 +684,11 @@ static int fuse_rmdir(struct inode *dir, struct dentry *entry)
struct fuse_conn *fc = get_fuse_conn(dir);
FUSE_ARGS(args);
args.in.h.opcode = FUSE_RMDIR;
args.in.h.nodeid = get_node_id(dir);
args.in.numargs = 1;
args.in.args[0].size = entry->d_name.len + 1;
args.in.args[0].value = entry->d_name.name;
args.opcode = FUSE_RMDIR;
args.nodeid = get_node_id(dir);
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);
if (!err) {
clear_nlink(d_inode(entry));
@ -711,15 +711,15 @@ static int fuse_rename_common(struct inode *olddir, struct dentry *oldent,
memset(&inarg, 0, argsize);
inarg.newdir = get_node_id(newdir);
inarg.flags = flags;
args.in.h.opcode = opcode;
args.in.h.nodeid = get_node_id(olddir);
args.in.numargs = 3;
args.in.args[0].size = argsize;
args.in.args[0].value = &inarg;
args.in.args[1].size = oldent->d_name.len + 1;
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;
args.opcode = opcode;
args.nodeid = get_node_id(olddir);
args.in_numargs = 3;
args.in_args[0].size = argsize;
args.in_args[0].value = &inarg;
args.in_args[1].size = oldent->d_name.len + 1;
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);
if (!err) {
/* ctime changes */
@ -796,12 +796,12 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,
memset(&inarg, 0, sizeof(inarg));
inarg.oldnodeid = get_node_id(inode);
args.in.h.opcode = FUSE_LINK;
args.in.numargs = 2;
args.in.args[0].size = sizeof(inarg);
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;
args.opcode = FUSE_LINK;
args.in_numargs = 2;
args.in_args[0].size = sizeof(inarg);
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);
/* Contrary to "normal" filesystems it can happen that link
makes two "logical" inodes point to the same "physical"
@ -884,14 +884,14 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat,
inarg.getattr_flags |= FUSE_GETATTR_FH;
inarg.fh = ff->fh;
}
args.in.h.opcode = FUSE_GETATTR;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_GETATTR;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err) {
if ((inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
@ -1056,11 +1056,11 @@ static int fuse_access(struct inode *inode, int mask)
memset(&inarg, 0, sizeof(inarg));
inarg.mask = mask & (MAY_READ | MAY_WRITE | MAY_EXEC);
args.in.h.opcode = FUSE_ACCESS;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = FUSE_ACCESS;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_access = 1;
@ -1383,14 +1383,14 @@ static void fuse_setattr_fill(struct fuse_conn *fc, struct fuse_args *args,
struct fuse_setattr_in *inarg_p,
struct fuse_attr_out *outarg_p)
{
args->in.h.opcode = FUSE_SETATTR;
args->in.h.nodeid = get_node_id(inode);
args->in.numargs = 1;
args->in.args[0].size = sizeof(*inarg_p);
args->in.args[0].value = inarg_p;
args->out.numargs = 1;
args->out.args[0].size = sizeof(*outarg_p);
args->out.args[0].value = outarg_p;
args->opcode = FUSE_SETATTR;
args->nodeid = get_node_id(inode);
args->in_numargs = 1;
args->in_args[0].size = sizeof(*inarg_p);
args->in_args[0].value = inarg_p;
args->out_numargs = 1;
args->out_args[0].size = sizeof(*outarg_p);
args->out_args[0].value = outarg_p;
}
/*

116
fs/fuse/file.c
View File

@ -29,14 +29,14 @@ static int fuse_send_open(struct fuse_conn *fc, u64 nodeid, struct file *file,
inarg.flags = file->f_flags & ~(O_CREAT | O_EXCL | O_NOCTTY);
if (!fc->atomic_o_trunc)
inarg.flags &= ~O_TRUNC;
args.in.h.opcode = opcode;
args.in.h.nodeid = nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(*outargp);
args.out.args[0].value = outargp;
args.opcode = opcode;
args.nodeid = nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(*outargp);
args.out_args[0].value = outargp;
return fuse_simple_request(fc, &args);
}
@ -464,11 +464,11 @@ int fuse_fsync_common(struct file *file, loff_t start, loff_t end,
memset(&inarg, 0, sizeof(inarg));
inarg.fh = ff->fh;
inarg.fsync_flags = datasync ? FUSE_FSYNC_FDATASYNC : 0;
args.in.h.opcode = opcode;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = opcode;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
return fuse_simple_request(fc, &args);
}
@ -2221,11 +2221,11 @@ static void fuse_lk_fill(struct fuse_args *args, struct file *file,
inarg->lk.pid = pid;
if (flock)
inarg->lk_flags |= FUSE_LK_FLOCK;
args->in.h.opcode = opcode;
args->in.h.nodeid = get_node_id(inode);
args->in.numargs = 1;
args->in.args[0].size = sizeof(*inarg);
args->in.args[0].value = inarg;
args->opcode = opcode;
args->nodeid = get_node_id(inode);
args->in_numargs = 1;
args->in_args[0].size = sizeof(*inarg);
args->in_args[0].value = inarg;
}
static int fuse_getlk(struct file *file, struct file_lock *fl)
@ -2238,9 +2238,9 @@ static int fuse_getlk(struct file *file, struct file_lock *fl)
int err;
fuse_lk_fill(&args, file, fl, FUSE_GETLK, 0, 0, &inarg);
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err)
err = convert_fuse_file_lock(fc, &outarg.lk, fl);
@ -2335,14 +2335,14 @@ static sector_t fuse_bmap(struct address_space *mapping, sector_t block)
memset(&inarg, 0, sizeof(inarg));
inarg.block = block;
inarg.blocksize = inode->i_sb->s_blocksize;
args.in.h.opcode = FUSE_BMAP;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_BMAP;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS)
fc->no_bmap = 1;
@ -2367,14 +2367,14 @@ static loff_t fuse_lseek(struct file *file, loff_t offset, int whence)
if (fc->no_lseek)
goto fallback;
args.in.h.opcode = FUSE_LSEEK;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_LSEEK;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err) {
if (err == -ENOSYS) {
@ -2860,14 +2860,14 @@ __poll_t fuse_file_poll(struct file *file, poll_table *wait)
fuse_register_polled_file(fc, ff);
}
args.in.h.opcode = FUSE_POLL;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_POLL;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err)
@ -3075,11 +3075,11 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
if (!(mode & FALLOC_FL_KEEP_SIZE))
set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
args.in.h.opcode = FUSE_FALLOCATE;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = FUSE_FALLOCATE;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_fallocate = 1;
@ -3167,14 +3167,14 @@ static ssize_t __fuse_copy_file_range(struct file *file_in, loff_t pos_in,
if (is_unstable)
set_bit(FUSE_I_SIZE_UNSTABLE, &fi_out->state);
args.in.h.opcode = FUSE_COPY_FILE_RANGE;
args.in.h.nodeid = ff_in->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_COPY_FILE_RANGE;
args.nodeid = ff_in->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_copy_file_range = 1;

21
fs/fuse/fuse_i.h
View File

@ -287,20 +287,13 @@ struct fuse_page_desc {
};
struct fuse_args {
struct {
struct {
uint32_t opcode;
uint64_t nodeid;
} h;
unsigned numargs;
struct fuse_in_arg args[3];
} in;
struct {
unsigned argvar:1;
unsigned numargs;
struct fuse_arg args[2];
} out;
uint32_t opcode;
uint64_t nodeid;
unsigned int in_numargs;
struct fuse_in_arg in_args[3];
unsigned int out_argvar:1;
unsigned int out_numargs;
struct fuse_arg out_args[2];
};
#define FUSE_ARGS(args) struct fuse_args args = {}

12
fs/fuse/inode.c
View File

@ -437,12 +437,12 @@ static int fuse_statfs(struct dentry *dentry, struct kstatfs *buf)
}
memset(&outarg, 0, sizeof(outarg));
args.in.numargs = 0;
args.in.h.opcode = FUSE_STATFS;
args.in.h.nodeid = get_node_id(d_inode(dentry));
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.in_numargs = 0;
args.opcode = FUSE_STATFS;
args.nodeid = get_node_id(d_inode(dentry));
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err)
convert_fuse_statfs(buf, &outarg.st);

76
fs/fuse/xattr.c
View File

@ -25,15 +25,15 @@ int fuse_setxattr(struct inode *inode, const char *name, const void *value,
memset(&inarg, 0, sizeof(inarg));
inarg.size = size;
inarg.flags = flags;
args.in.h.opcode = FUSE_SETXATTR;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 3;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.in.args[1].size = strlen(name) + 1;
args.in.args[1].value = name;
args.in.args[2].size = size;
args.in.args[2].value = value;
args.opcode = FUSE_SETXATTR;
args.nodeid = get_node_id(inode);
args.in_numargs = 3;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.in_args[1].size = strlen(name) + 1;
args.in_args[1].value = name;
args.in_args[2].size = size;
args.in_args[2].value = value;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_setxattr = 1;
@ -60,22 +60,22 @@ ssize_t fuse_getxattr(struct inode *inode, const char *name, void *value,
memset(&inarg, 0, sizeof(inarg));
inarg.size = size;
args.in.h.opcode = FUSE_GETXATTR;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 2;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.in.args[1].size = strlen(name) + 1;
args.in.args[1].value = name;
args.opcode = FUSE_GETXATTR;
args.nodeid = get_node_id(inode);
args.in_numargs = 2;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.in_args[1].size = strlen(name) + 1;
args.in_args[1].value = name;
/* This is really two different operations rolled into one */
args.out.numargs = 1;
args.out_numargs = 1;
if (size) {
args.out.argvar = 1;
args.out.args[0].size = size;
args.out.args[0].value = value;
args.out_argvar = 1;
args.out_args[0].size = size;
args.out_args[0].value = value;
} else {
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
}
ret = fuse_simple_request(fc, &args);
if (!ret && !size)
@ -121,20 +121,20 @@ ssize_t fuse_listxattr(struct dentry *entry, char *list, size_t size)
memset(&inarg, 0, sizeof(inarg));
inarg.size = size;
args.in.h.opcode = FUSE_LISTXATTR;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = FUSE_LISTXATTR;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
/* This is really two different operations rolled into one */
args.out.numargs = 1;
args.out_numargs = 1;
if (size) {
args.out.argvar = 1;
args.out.args[0].size = size;
args.out.args[0].value = list;
args.out_argvar = 1;
args.out_args[0].size = size;
args.out_args[0].value = list;
} else {
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
}
ret = fuse_simple_request(fc, &args);
if (!ret && !size)
@ -157,11 +157,11 @@ int fuse_removexattr(struct inode *inode, const char *name)
if (fc->no_removexattr)
return -EOPNOTSUPP;
args.in.h.opcode = FUSE_REMOVEXATTR;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = strlen(name) + 1;
args.in.args[0].value = name;
args.opcode = FUSE_REMOVEXATTR;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = strlen(name) + 1;
args.in_args[0].value = name;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_removexattr = 1;