import RT-Thread@9217865c without bsp, libcpu and components/net
This commit is contained in:
Zihao Yu
commit
e2376a3709
1414 changed files with 390370 additions and 0 deletions
659
components/dfs/dfs_v2/filesystems/tmpfs/dfs_tmpfs.c
Normal file
659
components/dfs/dfs_v2/filesystems/tmpfs/dfs_tmpfs.c
Normal file
|
|
@ -0,0 +1,659 @@
|
|||
/*
|
||||
* Copyright (c) 2006-2018, RT-Thread Development Team
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2022-10-24 flybreak the first version
|
||||
* 2023-02-01 xqyjlj fix cannot open the same file repeatedly in 'w' mode
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
#include <dfs.h>
|
||||
#include <dfs_fs.h>
|
||||
#include <dfs_file.h>
|
||||
|
||||
#ifdef RT_USING_SMART
|
||||
#include <lwp.h>
|
||||
#include <lwp_user_mm.h>
|
||||
#endif
|
||||
|
||||
#include "dfs_tmpfs.h"
|
||||
|
||||
#define DBG_TAG "tmpfs"
|
||||
#define DBG_LVL DBG_INFO
|
||||
#include <rtdbg.h>
|
||||
|
||||
static int _path_separate(const char *path, char *parent_path, char *file_name)
|
||||
{
|
||||
const char *path_p, *path_q;
|
||||
|
||||
RT_ASSERT(path[0] == '/');
|
||||
|
||||
file_name[0] = '\0';
|
||||
path_p = path_q = &path[1];
|
||||
__next_dir:
|
||||
while (*path_q != '/' && *path_q != '\0')
|
||||
{
|
||||
path_q++;
|
||||
}
|
||||
if (path_q != path_p) /*sub dir*/
|
||||
{
|
||||
if (*path_q != '\0')
|
||||
{
|
||||
path_q++;
|
||||
path_p = path_q;
|
||||
goto __next_dir;
|
||||
}
|
||||
else /* Last level dir */
|
||||
{
|
||||
rt_memcpy(parent_path, path, path_p - path - 1);
|
||||
parent_path[path_p - path - 1] = '\0';
|
||||
rt_memcpy(file_name, path_p, path_q - path_p);
|
||||
file_name[path_q - path_p] = '\0';
|
||||
}
|
||||
}
|
||||
if (parent_path[0] == 0)
|
||||
{
|
||||
parent_path[0] = '/';
|
||||
parent_path[1] = '\0';
|
||||
}
|
||||
LOG_D("parent_path: %s", parent_path);
|
||||
LOG_D("file_name: %s", file_name);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int _get_subdir(const char *path, char *name)
|
||||
{
|
||||
const char *subpath = path;
|
||||
while (*subpath == '/' && *subpath)
|
||||
subpath ++;
|
||||
while (*subpath != '/' && *subpath)
|
||||
{
|
||||
*name = *subpath;
|
||||
name ++;
|
||||
subpath ++;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int _free_subdir(struct tmpfs_file *dfile)
|
||||
{
|
||||
struct tmpfs_file *file;
|
||||
rt_list_t *list, *temp_list;
|
||||
|
||||
RT_DEFINE_SPINLOCK(lock);
|
||||
|
||||
RT_ASSERT(dfile->type == TMPFS_TYPE_DIR);
|
||||
|
||||
rt_list_for_each_safe(list, temp_list, &dfile->subdirs)
|
||||
{
|
||||
file = rt_list_entry(list, struct tmpfs_file, sibling);
|
||||
if (file->type == TMPFS_TYPE_DIR)
|
||||
{
|
||||
_free_subdir(file);
|
||||
}
|
||||
if (file->data != NULL)
|
||||
{
|
||||
/* TODO: fix for rt-smart */
|
||||
rt_free(file->data);
|
||||
}
|
||||
rt_hw_spin_lock(&lock);
|
||||
rt_list_remove(&(file->sibling));
|
||||
rt_hw_spin_unlock(&lock);
|
||||
rt_free(file);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_mount(struct dfs_filesystem *fs,
|
||||
unsigned long rwflag,
|
||||
const void *data)
|
||||
{
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
superblock = rt_calloc(1, sizeof(struct tmpfs_sb));
|
||||
superblock->df_size = sizeof(struct tmpfs_sb);
|
||||
superblock->magic = TMPFS_MAGIC;
|
||||
rt_list_init(&superblock->sibling);
|
||||
|
||||
superblock->root.name[0] = '/';
|
||||
superblock->root.sb = superblock;
|
||||
superblock->root.type = TMPFS_TYPE_DIR;
|
||||
rt_list_init(&superblock->root.sibling);
|
||||
rt_list_init(&superblock->root.subdirs);
|
||||
|
||||
fs->data = superblock;
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_unmount(struct dfs_filesystem *fs)
|
||||
{
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
_free_subdir(&(superblock->root));
|
||||
rt_free(superblock);
|
||||
|
||||
fs->data = NULL;
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_statfs(struct dfs_filesystem *fs, struct statfs *buf)
|
||||
{
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
RT_ASSERT(buf != NULL);
|
||||
|
||||
buf->f_bsize = 512;
|
||||
buf->f_blocks = (superblock->df_size + 511) / 512;
|
||||
buf->f_bfree = 1;
|
||||
buf->f_bavail = buf->f_bfree;
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_ioctl(struct dfs_file *file, int cmd, void *args)
|
||||
{
|
||||
struct tmpfs_file *d_file;
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
d_file = (struct tmpfs_file *)file->vnode->data;
|
||||
RT_ASSERT(d_file != NULL);
|
||||
|
||||
superblock = d_file->sb;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
#ifdef RT_USING_SMART
|
||||
case RT_FIOMMAP2:
|
||||
{
|
||||
struct dfs_mmap2_args *mmap2 = (struct dfs_mmap2_args *)args;
|
||||
if (mmap2)
|
||||
{
|
||||
if (mmap2->length > file->vnode->size)
|
||||
{
|
||||
return -RT_ENOMEM;
|
||||
}
|
||||
|
||||
LOG_D("tmpfile mmap ptr:%x , size:%d\n", d_file->data, mmap2->length);
|
||||
mmap2->ret = lwp_map_user_phy(lwp_self(), RT_NULL, d_file->data, mmap2->length, 0);
|
||||
}
|
||||
return RT_EOK;
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
struct tmpfs_file *dfs_tmpfs_lookup(struct tmpfs_sb *superblock,
|
||||
const char *path,
|
||||
rt_size_t *size)
|
||||
{
|
||||
const char *subpath, *curpath, *filename = RT_NULL;
|
||||
char subdir_name[TMPFS_NAME_MAX];
|
||||
struct tmpfs_file *file, *curfile;
|
||||
rt_list_t *list;
|
||||
|
||||
RT_DEFINE_SPINLOCK(lock);
|
||||
|
||||
subpath = path;
|
||||
while (*subpath == '/' && *subpath)
|
||||
subpath ++;
|
||||
if (! *subpath) /* is root directory */
|
||||
{
|
||||
*size = 0;
|
||||
return &(superblock->root);
|
||||
}
|
||||
|
||||
curpath = subpath;
|
||||
curfile = &superblock->root;
|
||||
|
||||
find_subpath:
|
||||
while (*subpath != '/' && *subpath)
|
||||
subpath ++;
|
||||
|
||||
if (! *subpath) /* is last directory */
|
||||
filename = curpath;
|
||||
else
|
||||
subpath ++; /* skip '/' */
|
||||
|
||||
memset(subdir_name, 0, TMPFS_NAME_MAX);
|
||||
_get_subdir(curpath, subdir_name);
|
||||
|
||||
rt_hw_spin_lock(&lock);
|
||||
|
||||
rt_list_for_each(list, &curfile->subdirs)
|
||||
{
|
||||
file = rt_list_entry(list, struct tmpfs_file, sibling);
|
||||
if (filename) /* find file */
|
||||
{
|
||||
if (rt_strcmp(file->name, filename) == 0)
|
||||
{
|
||||
*size = file->size;
|
||||
|
||||
rt_hw_spin_unlock(&lock);
|
||||
return file;
|
||||
}
|
||||
}
|
||||
else if (rt_strcmp(file->name, subdir_name) == 0)
|
||||
{
|
||||
*size = file->size;
|
||||
curpath = subpath;
|
||||
curfile = file;
|
||||
rt_hw_spin_unlock(&lock);
|
||||
goto find_subpath;
|
||||
}
|
||||
}
|
||||
rt_hw_spin_unlock(&lock);
|
||||
/* not found */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_read(struct dfs_file *file, void *buf, size_t count)
|
||||
{
|
||||
rt_size_t length;
|
||||
struct tmpfs_file *d_file;
|
||||
|
||||
d_file = (struct tmpfs_file *)file->vnode->data;
|
||||
RT_ASSERT(d_file != NULL);
|
||||
|
||||
if (count < file->vnode->size - file->pos)
|
||||
length = count;
|
||||
else
|
||||
length = file->vnode->size - file->pos;
|
||||
|
||||
if (length > 0)
|
||||
memcpy(buf, &(d_file->data[file->pos]), length);
|
||||
|
||||
/* update file current position */
|
||||
file->pos += length;
|
||||
|
||||
return length;
|
||||
}
|
||||
|
||||
|
||||
int dfs_tmpfs_write(struct dfs_file *fd, const void *buf, size_t count)
|
||||
{
|
||||
struct tmpfs_file *d_file;
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
d_file = (struct tmpfs_file *)fd->vnode->data;
|
||||
RT_ASSERT(d_file != NULL);
|
||||
|
||||
superblock = d_file->sb;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
if (count + fd->pos > fd->vnode->size)
|
||||
{
|
||||
rt_uint8_t *ptr;
|
||||
ptr = rt_realloc(d_file->data, fd->pos + count);
|
||||
if (ptr == NULL)
|
||||
{
|
||||
rt_set_errno(-ENOMEM);
|
||||
return 0;
|
||||
}
|
||||
|
||||
superblock->df_size += (fd->pos - d_file->size + count);
|
||||
/* update d_file and file size */
|
||||
d_file->data = ptr;
|
||||
d_file->size = fd->pos + count;
|
||||
fd->vnode->size = d_file->size;
|
||||
LOG_D("tmpfile ptr:%x, size:%d", ptr, d_file->size);
|
||||
}
|
||||
|
||||
if (count > 0)
|
||||
memcpy(d_file->data + fd->pos, buf, count);
|
||||
|
||||
/* update file current position */
|
||||
fd->pos += count;
|
||||
|
||||
return count;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_lseek(struct dfs_file *file, off_t offset)
|
||||
{
|
||||
if (offset <= (off_t)file->vnode->size)
|
||||
{
|
||||
file->pos = offset;
|
||||
|
||||
return file->pos;
|
||||
}
|
||||
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_close(struct dfs_file *file)
|
||||
{
|
||||
RT_ASSERT(file->vnode->ref_count > 0);
|
||||
if (file->vnode->ref_count > 1)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
file->vnode->data = NULL;
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_open(struct dfs_file *file)
|
||||
{
|
||||
rt_size_t size;
|
||||
struct tmpfs_sb *superblock;
|
||||
struct tmpfs_file *d_file, *p_file;
|
||||
struct dfs_filesystem *fs;
|
||||
char parent_path[DFS_PATH_MAX],file_name[TMPFS_NAME_MAX];
|
||||
|
||||
RT_DEFINE_SPINLOCK(lock);
|
||||
|
||||
RT_ASSERT(file->vnode->ref_count > 0);
|
||||
if (file->vnode->ref_count > 1)
|
||||
{
|
||||
if (file->vnode->type == FT_DIRECTORY
|
||||
&& !(file->flags & O_DIRECTORY))
|
||||
{
|
||||
return -ENOENT;
|
||||
}
|
||||
file->pos = 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
fs = file->vnode->fs;
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
/* find file */
|
||||
d_file = dfs_tmpfs_lookup(superblock, file->vnode->path, &size);
|
||||
if (d_file == NULL && !(file->flags & O_CREAT))
|
||||
return -ENOENT;
|
||||
|
||||
/* Creates a new file. */
|
||||
if (file->flags & O_CREAT)
|
||||
{
|
||||
if (d_file == NULL)
|
||||
{
|
||||
/* find parent file */
|
||||
_path_separate(file->vnode->path, parent_path, file_name);
|
||||
if (file_name[0] == '\0') /* it's root dir */
|
||||
return -ENOENT;
|
||||
|
||||
/* open parent directory */
|
||||
p_file = dfs_tmpfs_lookup(superblock, parent_path, &size);
|
||||
if (p_file == NULL)
|
||||
return -ENOENT;
|
||||
|
||||
/* create a file entry */
|
||||
d_file = (struct tmpfs_file *)rt_calloc(1, sizeof(struct tmpfs_file));
|
||||
if (d_file == NULL)
|
||||
{
|
||||
return -ENOMEM;
|
||||
}
|
||||
superblock->df_size += sizeof(struct tmpfs_file);
|
||||
|
||||
strncpy(d_file->name, file_name, TMPFS_NAME_MAX);
|
||||
|
||||
rt_list_init(&(d_file->subdirs));
|
||||
rt_list_init(&(d_file->sibling));
|
||||
d_file->data = NULL;
|
||||
d_file->size = 0;
|
||||
d_file->sb = superblock;
|
||||
if (file->flags & O_DIRECTORY)
|
||||
{
|
||||
d_file->type = TMPFS_TYPE_DIR;
|
||||
}
|
||||
else
|
||||
{
|
||||
d_file->type = TMPFS_TYPE_FILE;
|
||||
}
|
||||
rt_hw_spin_lock(&lock);
|
||||
rt_list_insert_after(&(p_file->subdirs), &(d_file->sibling));
|
||||
rt_hw_spin_unlock(&lock);
|
||||
}
|
||||
}
|
||||
/* Creates a new file.
|
||||
* If the file is existing, it is truncated and overwritten.
|
||||
*/
|
||||
if (file->flags & O_TRUNC)
|
||||
{
|
||||
d_file->size = 0;
|
||||
if (d_file->data != NULL)
|
||||
{
|
||||
/* ToDo: fix for rt-smart. */
|
||||
rt_free(d_file->data);
|
||||
d_file->data = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
/* fill file */
|
||||
if (d_file->type == TMPFS_TYPE_DIR)
|
||||
{
|
||||
if (file->flags & O_DIRECTORY)
|
||||
file->vnode->type = FT_DIRECTORY;
|
||||
else
|
||||
return -ENOMEM;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (file->flags & O_DIRECTORY)
|
||||
{
|
||||
return -ENOMEM;
|
||||
}
|
||||
file->vnode->type = FT_DEVICE;
|
||||
}
|
||||
|
||||
file->vnode->data = d_file;
|
||||
file->vnode->size = d_file->size;
|
||||
if (file->flags & O_APPEND)
|
||||
{
|
||||
file->pos = file->vnode->size;
|
||||
}
|
||||
else
|
||||
{
|
||||
file->pos = 0;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_stat(struct dfs_filesystem *fs,
|
||||
const char *path,
|
||||
struct stat *st)
|
||||
{
|
||||
rt_size_t size;
|
||||
struct tmpfs_file *d_file;
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
d_file = dfs_tmpfs_lookup(superblock, path, &size);
|
||||
|
||||
if (d_file == NULL)
|
||||
return -ENOENT;
|
||||
|
||||
st->st_dev = 0;
|
||||
st->st_mode = S_IFREG | S_IRUSR | S_IRGRP | S_IROTH |
|
||||
S_IWUSR | S_IWGRP | S_IWOTH;
|
||||
if (d_file->type == TMPFS_TYPE_DIR)
|
||||
{
|
||||
st->st_mode &= ~S_IFREG;
|
||||
st->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH;
|
||||
}
|
||||
|
||||
st->st_size = d_file->size;
|
||||
st->st_mtime = 0;
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_getdents(struct dfs_file *file,
|
||||
struct dirent *dirp,
|
||||
uint32_t count)
|
||||
{
|
||||
rt_size_t index, end;
|
||||
struct dirent *d;
|
||||
struct tmpfs_file *d_file, *n_file;
|
||||
rt_list_t *list;
|
||||
struct tmpfs_sb *superblock;
|
||||
|
||||
d_file = (struct tmpfs_file *)file->vnode->data;
|
||||
|
||||
superblock = d_file->sb;
|
||||
RT_ASSERT(superblock != RT_NULL);
|
||||
|
||||
/* make integer count */
|
||||
count = (count / sizeof(struct dirent));
|
||||
if (count == 0)
|
||||
return -EINVAL;
|
||||
|
||||
end = file->pos + count;
|
||||
index = 0;
|
||||
count = 0;
|
||||
|
||||
rt_list_for_each(list, &d_file->subdirs)
|
||||
{
|
||||
n_file = rt_list_entry(list, struct tmpfs_file, sibling);
|
||||
if (index >= (rt_size_t)file->pos)
|
||||
{
|
||||
d = dirp + count;
|
||||
if (d_file->type == TMPFS_TYPE_FILE)
|
||||
{
|
||||
d->d_type = DT_REG;
|
||||
}
|
||||
if (d_file->type == TMPFS_TYPE_DIR)
|
||||
{
|
||||
d->d_type = DT_DIR;
|
||||
}
|
||||
d->d_namlen = RT_NAME_MAX;
|
||||
d->d_reclen = (rt_uint16_t)sizeof(struct dirent);
|
||||
rt_strncpy(d->d_name, n_file->name, TMPFS_NAME_MAX);
|
||||
|
||||
count += 1;
|
||||
file->pos += 1;
|
||||
}
|
||||
index += 1;
|
||||
if (index >= end)
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return count * sizeof(struct dirent);
|
||||
}
|
||||
|
||||
int dfs_tmpfs_unlink(struct dfs_filesystem *fs, const char *path)
|
||||
{
|
||||
rt_size_t size;
|
||||
struct tmpfs_sb *superblock;
|
||||
struct tmpfs_file *d_file;
|
||||
|
||||
RT_DEFINE_SPINLOCK(lock);
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
d_file = dfs_tmpfs_lookup(superblock, path, &size);
|
||||
if (d_file == NULL)
|
||||
return -ENOENT;
|
||||
|
||||
rt_hw_spin_lock(&lock);
|
||||
rt_list_remove(&(d_file->sibling));
|
||||
rt_hw_spin_unlock(&lock);
|
||||
|
||||
if (d_file->data != NULL)
|
||||
rt_free(d_file->data);
|
||||
rt_free(d_file);
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
int dfs_tmpfs_rename(struct dfs_filesystem *fs,
|
||||
const char *oldpath,
|
||||
const char *newpath)
|
||||
{
|
||||
struct tmpfs_file *d_file, *p_file;
|
||||
struct tmpfs_sb *superblock;
|
||||
rt_size_t size;
|
||||
char parent_path[DFS_PATH_MAX],file_name[TMPFS_NAME_MAX];
|
||||
|
||||
RT_DEFINE_SPINLOCK(lock);
|
||||
|
||||
superblock = (struct tmpfs_sb *)fs->data;
|
||||
RT_ASSERT(superblock != NULL);
|
||||
|
||||
d_file = dfs_tmpfs_lookup(superblock, newpath, &size);
|
||||
if (d_file != NULL)
|
||||
return -EEXIST;
|
||||
|
||||
d_file = dfs_tmpfs_lookup(superblock, oldpath, &size);
|
||||
if (d_file == NULL)
|
||||
return -ENOENT;
|
||||
|
||||
/* find parent file */
|
||||
_path_separate(newpath, parent_path, file_name);
|
||||
if (file_name[0] == '\0') /* it's root dir */
|
||||
return -ENOENT;
|
||||
/* open parent directory */
|
||||
p_file = dfs_tmpfs_lookup(superblock, parent_path, &size);
|
||||
RT_ASSERT(p_file != NULL);
|
||||
|
||||
rt_hw_spin_lock(&lock);
|
||||
rt_list_remove(&(d_file->sibling));
|
||||
rt_hw_spin_unlock(&lock);
|
||||
|
||||
strncpy(d_file->name, file_name, TMPFS_NAME_MAX);
|
||||
|
||||
rt_hw_spin_lock(&lock);
|
||||
rt_list_insert_after(&(p_file->subdirs), &(d_file->sibling));
|
||||
rt_hw_spin_unlock(&lock);
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
static const struct dfs_file_ops _tmp_fops =
|
||||
{
|
||||
dfs_tmpfs_open,
|
||||
dfs_tmpfs_close,
|
||||
dfs_tmpfs_ioctl,
|
||||
dfs_tmpfs_read,
|
||||
dfs_tmpfs_write,
|
||||
NULL, /* flush */
|
||||
dfs_tmpfs_lseek,
|
||||
dfs_tmpfs_getdents,
|
||||
};
|
||||
|
||||
static const struct dfs_filesystem_ops _tmpfs =
|
||||
{
|
||||
"tmp",
|
||||
DFS_FS_FLAG_DEFAULT,
|
||||
&_tmp_fops,
|
||||
|
||||
dfs_tmpfs_mount,
|
||||
dfs_tmpfs_unmount,
|
||||
NULL, /* mkfs */
|
||||
dfs_tmpfs_statfs,
|
||||
|
||||
dfs_tmpfs_unlink,
|
||||
dfs_tmpfs_stat,
|
||||
dfs_tmpfs_rename,
|
||||
};
|
||||
|
||||
int dfs_tmpfs_init(void)
|
||||
{
|
||||
/* register tmp file system */
|
||||
dfs_register(&_tmpfs);
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue