Re: [PATCH] VFS: make file->f_pos access atomic on 32bit arch

From: Michael Trimarchi
Date: Tue Sep 16 2008 - 07:18:56 EST


Hi,




> + if (offset != file_pos_read(file))
> + file_pos_write(file, offset);
> retval = offset;
> }

Is not more efficient here a compare xchg operation?

Regards Michael

__________________________________________________
Do You Yahoo!?
Poco spazio e tanto spam? Yahoo! Mail ti protegge dallo spam e ti da tanto spazio gratuito per i tuoi file e i messaggi
http://mail.yahoo.it
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/