#include <lprocfs_status.h>
#include <lustre_nodemap.h>
+#define MAX_STRING_SIZE 128
+
+struct dentry *ldebugfs_add_symlink(const char *name, const char *target,
+ const char *format, ...)
+{
+ struct dentry *entry = NULL;
+ struct dentry *parent;
+ struct qstr dname;
+ va_list ap;
+ char *dest;
+
+ if (!target || !format)
+ return NULL;
+
+ dname.name = target;
+ dname.len = strlen(dname.name);
+ dname.hash = ll_full_name_hash(parent, dname.name, dname.len);
+ parent = d_lookup(debugfs_lustre_root, &dname);
+ if (!parent)
+ return NULL;
+
+ OBD_ALLOC_WAIT(dest, MAX_STRING_SIZE + 1);
+ if (!dest)
+ goto no_entry;
+
+ va_start(ap, format);
+ vsnprintf(dest, MAX_STRING_SIZE, format, ap);
+ va_end(ap);
+
+ entry = debugfs_create_symlink(name, parent, dest);
+ if (IS_ERR_OR_NULL(entry)) {
+ CERROR("LdebugFS: Could not create symbolic link from %s to %s\n",
+ name, dest);
+ entry = NULL;
+ }
+
+ OBD_FREE(dest, MAX_STRING_SIZE + 1);
+no_entry:
+ dput(parent);
+ return entry;
+}
+EXPORT_SYMBOL(ldebugfs_add_symlink);
+
#ifdef CONFIG_PROC_FS
int lprocfs_evict_client_open(struct inode *inode, struct file *f)