On Thu, 3 May 2007, Andrew Morton wrote: > > +/** > > + * fileset - an array of file pointers. > > + * @files: the array of file pointers > > + * @nr: number of elements in the array > > + * @end: index to next unused file pointer > > + */ > > +struct fileset { > > + struct file **files; > > + unsigned long nr; > > + unsigned long end; > > +}; > > What's the locking protocol for all this?
What do you mean? There is no concurrent access going on here. On Thu, 3 May 2007, Andrew Morton wrote: > > +static void free_fset(struct fileset *fset) > > +{ > > + int i; > > + > > + for (i = fset->end; i < fset->nr; i++) > > + fput(fset->files[i]); > > + > > + kfree(fset->files); > > + kfree(fset); > > +} > > Confused. Shouldn't it be > > for (i = 0; i < fset->end; i++) No. The fset->end is an index to the first _unused_ file pointer. All entries before that are in use by revoked file descriptors so we don't want to fput() them. Pekka - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/