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mkdir almost working.

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Added changes to pathname lookup code so that the root
directory special case is handled properly.
This commit is contained in:
Bahadir Balban
2008-04-15 00:51:58 +01:00
parent 287b7705da
commit a9420d3dc9
11 changed files with 159 additions and 66 deletions
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11
tasks/fs0/src/memfs/vnode.c
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@@ -228,8 +228,6 @@ int memfs_vnode_mknod(struct vnode *v, char *dirname, unsigned int mode)
BUG_ON(parent->vref.next != &v->dentries);
BUG_ON(!vfs_isdir(v));
printf("Parent name: %s\n", parent->name);
/* Populate the children */
if ((err = v->ops.readdir(v)) < 0)
return err;
@@ -263,8 +261,9 @@ int memfs_vnode_mknod(struct vnode *v, char *dirname, unsigned int mode)
/* Write the updated directory buffer back to disk block */
v->fops.write(v, 0, 1, v->dirbuf.buffer);
/* Update parent vnode */
/* Update parent vnode size */
v->size += sizeof(*memfsd);
v->sb->ops->write_vnode(v->sb, v);
/* Allocate a new vfs dentry */
if (!(newd = vfs_alloc_dentry()))
@@ -382,7 +381,10 @@ int memfs_vnode_readdir(struct vnode *v)
return 0;
}
/*
* Copies fs-specific dirent data into user buffer in
* generic struct dirent format.
*/
int memfs_vnode_filldir(void *userbuf, struct vnode *v, int count)
{
int nbytes;
@@ -412,6 +414,7 @@ struct vnode_ops memfs_vnode_operations = {
.readdir = memfs_vnode_readdir,
.filldir = memfs_vnode_filldir,
.mknod = memfs_vnode_mknod,
.lookup = generic_vnode_lookup,
};
struct superblock_ops memfs_superblock_operations = {