*/
#include <linux/capability.h>
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/fs.h>
struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb);
struct jffs2_raw_inode *ri;
- unsigned short dev;
+ union jffs2_device_node dev;
unsigned char *mdata = NULL;
int mdatalen = 0;
unsigned int ivalid;
- uint32_t phys_ofs, alloclen;
+ uint32_t alloclen;
int ret;
D1(printk(KERN_DEBUG "jffs2_setattr(): ino #%lu\n", inode->i_ino));
ret = inode_change_ok(inode, iattr);
it out again with the appropriate data attached */
if (S_ISBLK(inode->i_mode) || S_ISCHR(inode->i_mode)) {
/* For these, we don't actually need to read the old node */
- dev = old_encode_dev(inode->i_rdev);
+ mdatalen = jffs2_encode_dev(&dev, inode->i_rdev);
mdata = (char *)&dev;
- mdatalen = sizeof(dev);
D1(printk(KERN_DEBUG "jffs2_setattr(): Writing %d bytes of kdev_t\n", mdatalen));
} else if (S_ISLNK(inode->i_mode)) {
+ down(&f->sem);
mdatalen = f->metadata->size;
mdata = kmalloc(f->metadata->size, GFP_USER);
- if (!mdata)
+ if (!mdata) {
+ up(&f->sem);
return -ENOMEM;
+ }
ret = jffs2_read_dnode(c, f, f->metadata, mdata, 0, mdatalen);
if (ret) {
+ up(&f->sem);
kfree(mdata);
return ret;
}
+ up(&f->sem);
D1(printk(KERN_DEBUG "jffs2_setattr(): Writing %d bytes of symlink target\n", mdatalen));
}
return -ENOMEM;
}
- ret = jffs2_reserve_space(c, sizeof(*ri) + mdatalen, &phys_ofs, &alloclen,
- ALLOC_NORMAL, JFFS2_SUMMARY_INODE_SIZE);
+ ret = jffs2_reserve_space(c, sizeof(*ri) + mdatalen, &alloclen,
+ ALLOC_NORMAL, JFFS2_SUMMARY_INODE_SIZE);
if (ret) {
jffs2_free_raw_inode(ri);
if (S_ISLNK(inode->i_mode & S_IFMT))
else
ri->data_crc = cpu_to_je32(0);
- new_metadata = jffs2_write_dnode(c, f, ri, mdata, mdatalen, phys_ofs, ALLOC_NORMAL);
+ new_metadata = jffs2_write_dnode(c, f, ri, mdata, mdatalen, ALLOC_NORMAL);
if (S_ISLNK(inode->i_mode))
kfree(mdata);
int jffs2_setattr(struct dentry *dentry, struct iattr *iattr)
{
- return jffs2_do_setattr(dentry->d_inode, iattr);
+ int rc;
+
+ rc = jffs2_do_setattr(dentry->d_inode, iattr);
+ if (!rc && (iattr->ia_valid & ATTR_MODE))
+ rc = jffs2_acl_chmod(dentry->d_inode);
+ return rc;
}
-int jffs2_statfs(struct super_block *sb, struct kstatfs *buf)
+int jffs2_statfs(struct dentry *dentry, struct kstatfs *buf)
{
- struct jffs2_sb_info *c = JFFS2_SB_INFO(sb);
+ struct jffs2_sb_info *c = JFFS2_SB_INFO(dentry->d_sb);
unsigned long avail;
buf->f_type = JFFS2_SUPER_MAGIC;
struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
D1(printk(KERN_DEBUG "jffs2_clear_inode(): ino #%lu mode %o\n", inode->i_ino, inode->i_mode));
-
jffs2_do_clear_inode(c, f);
}
struct jffs2_inode_info *f;
struct jffs2_sb_info *c;
struct jffs2_raw_inode latest_node;
+ union jffs2_device_node jdev;
+ dev_t rdev = 0;
int ret;
D1(printk(KERN_DEBUG "jffs2_read_inode(): inode->i_ino == %lu\n", inode->i_ino));
inode->i_nlink = f->inocache->nlink;
- inode->i_blksize = PAGE_SIZE;
inode->i_blocks = (inode->i_size + 511) >> 9;
switch (inode->i_mode & S_IFMT) {
- jint16_t rdev;
case S_IFLNK:
inode->i_op = &jffs2_symlink_inode_operations;
for (fd=f->dents; fd; fd = fd->next) {
if (fd->type == DT_DIR && fd->ino)
- inode->i_nlink++;
+ inc_nlink(inode);
}
/* and '..' */
- inode->i_nlink++;
+ inc_nlink(inode);
/* Root dir gets i_nlink 3 for some reason */
if (inode->i_ino == 1)
- inode->i_nlink++;
+ inc_nlink(inode);
inode->i_op = &jffs2_dir_inode_operations;
inode->i_fop = &jffs2_dir_operations;
case S_IFBLK:
case S_IFCHR:
/* Read the device numbers from the media */
+ if (f->metadata->size != sizeof(jdev.old) &&
+ f->metadata->size != sizeof(jdev.new)) {
+ printk(KERN_NOTICE "Device node has strange size %d\n", f->metadata->size);
+ up(&f->sem);
+ jffs2_do_clear_inode(c, f);
+ make_bad_inode(inode);
+ return;
+ }
D1(printk(KERN_DEBUG "Reading device numbers from flash\n"));
- if (jffs2_read_dnode(c, f, f->metadata, (char *)&rdev, 0, sizeof(rdev)) < 0) {
+ if (jffs2_read_dnode(c, f, f->metadata, (char *)&jdev, 0, f->metadata->size) < 0) {
/* Eep */
printk(KERN_NOTICE "Read device numbers for inode %lu failed\n", (unsigned long)inode->i_ino);
up(&f->sem);
make_bad_inode(inode);
return;
}
+ if (f->metadata->size == sizeof(jdev.old))
+ rdev = old_decode_dev(je16_to_cpu(jdev.old));
+ else
+ rdev = new_decode_dev(je32_to_cpu(jdev.new));
case S_IFSOCK:
case S_IFIFO:
inode->i_op = &jffs2_file_inode_operations;
- init_special_inode(inode, inode->i_mode,
- old_decode_dev((je16_to_cpu(rdev))));
+ init_special_inode(inode, inode->i_mode, rdev);
break;
default:
inode->i_atime = inode->i_ctime = inode->i_mtime = CURRENT_TIME_SEC;
ri->atime = ri->mtime = ri->ctime = cpu_to_je32(I_SEC(inode->i_mtime));
- inode->i_blksize = PAGE_SIZE;
inode->i_blocks = 0;
inode->i_size = 0;
if (ret)
return ret;
- c->inocache_list = kmalloc(INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *), GFP_KERNEL);
+ c->inocache_list = kcalloc(INOCACHE_HASHSIZE, sizeof(struct jffs2_inode_cache *), GFP_KERNEL);
if (!c->inocache_list) {
ret = -ENOMEM;
goto out_wbuf;
}
- memset(c->inocache_list, 0, INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *));
+
+ jffs2_init_xattr_subsystem(c);
if ((ret = jffs2_do_mount_fs(c)))
goto out_inohash;
else
kfree(c->blocks);
out_inohash:
+ jffs2_clear_xattr_subsystem(c);
kfree(c->inocache_list);
out_wbuf:
jffs2_flash_cleanup(c);
return ret;
}
- /* add setups for other bizarre flashes here... */
- if (jffs2_nor_ecc(c)) {
- ret = jffs2_nor_ecc_flash_setup(c);
- if (ret)
- return ret;
- }
-
/* and Dataflash */
if (jffs2_dataflash(c)) {
ret = jffs2_dataflash_setup(c);
jffs2_nand_flash_cleanup(c);
}
- /* add cleanups for other bizarre flashes here... */
- if (jffs2_nor_ecc(c)) {
- jffs2_nor_ecc_flash_cleanup(c);
- }
-
/* and DataFlash */
if (jffs2_dataflash(c)) {
jffs2_dataflash_cleanup(c);