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Add VOP_SEEK

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This commit is contained in:
Brian Behlendorf
2009-01-09 13:59:39 -08:00
parent d83ba26e18
commit 97735c39e3
2 changed files with 19 additions and 4 deletions
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modules/spl/spl-vnode.c
+16 -4
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@@ -235,19 +235,31 @@ vn_close(vnode_t *vp, int flags, int x1, int x2, void *x3, void *x4)
ASSERT(vp);
ASSERT(vp->v_file);
rc = filp_close(vp->v_file, 0);
vn_free(vp);
rc = filp_close(vp->v_file, 0);
vn_free(vp);
RETURN(-rc);
} /* vn_close() */
EXPORT_SYMBOL(vn_close);
static struct dentry *vn_lookup_hash(struct nameidata *nd)
/* vn_seek() does not actually seek it only performs bounds checking on the
* proposed seek. We perform minimal checking and allow vn_rdwr() to catch
* anything more serious. */
int
vn_seek(vnode_t *vp, offset_t ooff, offset_t *noffp, caller_context_t *ct)
{
return ((*noffp < 0 || *noffp > MAXOFFSET_T) ? EINVAL : 0);
}
EXPORT_SYMBOL(vn_seek);
static struct dentry *
vn_lookup_hash(struct nameidata *nd)
{
return lookup_one_len(nd->last.name, nd->nd_dentry, nd->last.len);
} /* lookup_hash() */
static void vn_path_release(struct nameidata *nd)
static void
vn_path_release(struct nameidata *nd)
{
dput(nd->nd_dentry);
mntput(nd->nd_mnt);