Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 16 Feb 2001 12:58:11 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 16 Feb 2001 12:57:51 -0500 Received: from jkd.penguinfarm.com ([12.32.79.69]:4480 "HELO jkd.penguinfarm.com") by vger.kernel.org with SMTP id ; Fri, 16 Feb 2001 12:57:44 -0500 Message-ID: <3A8D69E4.7DC6EED6@penguinfarm.com> Date: Fri, 16 Feb 2001 12:56:52 -0500 From: Jason Straight X-Mailer: Mozilla 4.76 [en] (X11; U; Linux 2.4.1-ac15 i686) X-Accept-Language: en MIME-Version: 1.0 To: "linux-kernel@vger.kernel.org" Subject: (2.4.1-ac15) Wont set using_dma = 1 with hdparm Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org With 2.2.18 I can set using_dma = 1 with hdparm on my Dell Inspiron 8000, I cannot with 2.4.1-ac15, so my HD works about 1/3 the speed with 2.4.1. [root@jkd junfan]# hdparm -I /dev/hda /dev/hda: Model=IHATHC_IKD32AB2- 0 , FwRev=000E0A2D, SerialNo= 11S59T Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/16/63, TrkSize=36477, SectSize=579, ECCbytes=4 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=?0? CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=39070080 IORDY=yes, tPIO={min:400,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 *udma4 /dev/hda: setting using_dma to 1 (on) HDIO_SET_DMA failed: Operation not permitted using_dma = 0 (off) hdparm v3.9 -- Jason Straight - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/