/* all filling in of inodes postponed until lookup */
static void coda_read_inode(struct inode *inode)
{
struct coda_sb_info *sbi = coda_sbp(inode->i_sb);
struct coda_inode_info *cii;
if (!sbi) BUG();
#if 0
/* check if the inode is already initialized */
if (inode->u.generic_ip) {
printk("coda_read_inode: initialized inode");
return;
}
inode->u.generic_ip = cii_alloc();
if (!inode->u.generic_ip) {
CDEBUG(D_CNODE, "coda_read_inode: failed to allocate inode info\n");
make_bad_inode(inode);
return;
}
memset(inode->u.generic_ip, 0, sizeof(struct coda_inode_info));
#endif
cii = ITOC(inode);
if (!coda_isnullfid(&cii->c_fid)) {
printk("coda_read_inode: initialized inode");
return;
}
list_add(&cii->c_cilist, &sbi->sbi_cihead);
}
static void coda_put_super(struct super_block *sb)
{
struct coda_sb_info *sbi;
sbi = coda_sbp(sb);
sbi->sbi_vcomm->vc_sb = NULL;
list_del_init(&sbi->sbi_cihead);
printk("Coda: Bye bye.\n");
kfree(sbi);
}
/* all filling in of inodes postponed until lookup */
static void coda_read_inode(struct inode *inode)
{
struct coda_sb_info *sbi = coda_sbp(inode->i_sb);
struct coda_inode_info *cii;
if (!sbi) BUG();
cii = ITOC(inode);
if (!coda_isnullfid(&cii->c_fid)) {
printk("coda_read_inode: initialized inode");
return;
}
cii->c_mapcount = 0;
list_add(&cii->c_cilist, &sbi->sbi_cihead);
}
/* this is effectively coda_iget:
- get attributes (might be cached)
- get the inode for the fid using vfs iget
- link the two up if this is needed
- fill in the attributes
*/
int coda_cnode_make(struct inode **inode, ViceFid *fid, struct super_block *sb)
{
struct coda_inode_info *cnp;
struct coda_sb_info *sbi= coda_sbp(sb);
struct coda_vattr attr;
int error;
ino_t ino;
ENTRY;
/*
* We get inode numbers from Venus -- see venus source
*/
error = venus_getattr(sb, fid, &attr);
if ( error ) {
CDEBUG(D_CNODE,
"coda_cnode_make: coda_getvattr returned %d for %s.\n",
error, coda_f2s(fid));
*inode = NULL;
return error;
}
ino = attr.va_fileid;
*inode = iget(sb, ino);
if ( !*inode ) {
printk("coda_cnode_make: iget failed\n");
return -ENOMEM;
}
cnp = ITOC(*inode);
/* see if we've got it already */
if ( cnp->c_magic != 0 && coda_fideq(fid, &cnp->c_fid)) {
/* replace the attributes, type might have changed */
coda_fill_inode(*inode, &attr);
return 0;
}
/* not fresh: collision */
if ( cnp->c_magic != 0 ) {
printk("coda_cnode_make on initialized inode %ld, old %s new
%s!\n",
(*inode)->i_ino, coda_f2s(&cnp->c_fid), coda_f2s2(fid));
iput(*inode);
return -ENOENT;
}
/* all filling in of inodes postponed until lookup */
static void coda_read_inode(struct inode *inode)
{
struct coda_sb_info *sbi = coda_sbp(inode->i_sb);
struct coda_inode_info *cii;
ENTRY;
if (!sbi) BUG();
cii = ITOC(inode);
if (cii->c_magic == CODA_CNODE_MAGIC) {
printk("coda_read_inode: initialized inode");
return;
}
memset(cii, 0, sizeof(struct coda_inode_info));
list_add(&cii->c_cilist, &sbi->sbi_cihead);
cii->c_magic = CODA_CNODE_MAGIC;
}
static void coda_put_super(struct super_block *sb)
{
struct coda_sb_info *sb_info;
ENTRY;
sb->s_dev = 0;
coda_cache_clear_all(sb);
sb_info = coda_sbp(sb);
sb_info->sbi_vcomm->vc_inuse = 0;
coda_super_info.sbi_sb = NULL;
printk("Coda: Bye bye.\n");
memset(sb_info, 0, sizeof(* sb_info));
MOD_DEC_USE_COUNT;
EXIT;
}