diff options
Diffstat (limited to 'tapset/LKET/nfs.stp')
| -rwxr-xr-x | tapset/LKET/nfs.stp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/tapset/LKET/nfs.stp b/tapset/LKET/nfs.stp index 3e4c1e53..7267da74 100755 --- a/tapset/LKET/nfs.stp +++ b/tapset/LKET/nfs.stp @@ -1,13 +1,17 @@ /* Helper functions */ function __file_fsname:string (file:long) %{ /* pure */ struct file *file = (struct file *)(long)THIS->file; - if ((file == NULL) - || (file->f_dentry == NULL) - || (file->f_dentry->d_inode == NULL)) + struct dentry *f_dentry = file? kread(&(file->f_dentry)) : NULL; + struct inode *d_inode = f_dentry? kread(&(f_dentry->d_inode)) : NULL; + if (d_inode == NULL) strlcpy(THIS->__retvalue, "NULL", MAXSTRINGLEN); else { - strlcpy(THIS->__retvalue, file->f_dentry->d_inode->i_sb->s_type->name, MAXSTRINGLEN); + struct super_block *i_sb = kread(&(d_inode->i_sb)); + struct file_system_type *s_type = kread(&(i_sb->s_type)); + const char *name = kread(&(s_type->name)); + deref_string(THIS->__retvalue, name, MAXSTRINGLEN); } + CATCH_DEREF_FAULT(); %} probe never |