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Re: 2.6.2-rc3-mm1
On Tuesday 03 of February 2004 18:39, Alistair John Strachan wrote:
> On Tuesday 03 February 2004 07:58, Andrew Morton wrote:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.2-rc3/2
> >.6 .2-rc3-mm1/
> >
> >
> > - There is a debug patch in here which detects when someone calls
> > i_size_write() without holding the inode's i_sem. It generates a
> > warning and a stack backtrace. We know that XFS generates such a trace.
> > It will turn itself off after the first ten warnings. Please don't
> > report the XFS case.
> >
> > - Added the CPU hotplug code.
> >
> > - This kernel is currently broken on ppc64. Something to do with the
> > sched-domains patch although at this stage we do not know whether the
> > problem lies with that patch or with the ppc64 code.
> >
> > - A big Altix update
> >
> > - Latest versions of various other developers' trees. See below for
> > details.
> >
> > - Various other fixes
>
> Doesn't boot on this machine. It hangs after:
>
> NFORCE2: 0000:00:09.0 (rev a2) UDMA133 controller
> ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:DMA, hdb:DMA
> ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:DMA, hdd:DMA
> hda: Maxtor 6Y080P0, ATA DISK drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> hdc: CD-RW CR52, ATAPI CD/DVD-ROM drive
> hdd: SAMSUNG DVD-ROM SD-616Q, ATAPI CD/DVD-ROM drive
> ide1 at 0x170-0x177,0x376 on irq 15
> PDC20270: IDE controller at PCI slot 0000:01:09.0
> PDC20270: chipset revision 2
> PDC20270: 100% native mode on irq 17
> ide2: BM-DMA at 0xd000-0xd007, BIOS settings: hde:pio, hdf:pio
> ide3: BM-DMA at 0xd008-0xd00f, BIOS settings: hdg:pio, hdh:pio
> hde: Maxtor 6Y120P0, ATA DISK drive
> ide2 at 0xc000-0xc007,0xc402 on irq 17
> hdg: Maxtor 6Y120P0, ATA DISK drive
> ide3 at 0xc800-0xc807,0xcc02 on irq 17
> hda: max request size: 128KiB
> hda: 160086528 sectors (81964 MB) w/7936KiB Cache, CHS=65535/16/63,
> UDMA(133) /dev/ide/host0/bus0/target0/lun0: p1 p2 p3
> hde: max request size: 128KiB
>
> 30 seconds later, I get something like:
>
> hde: lost interrupt
> hde: lost interrupt
It seems kernel hangs in ide-disk.c, idedisk_setup()->write_cache()->...
> The kernel does not recover. Presumably it is a problem specific to my PDC
> IDE controller.
Do you run with Promise BIOS disabled? If so please try booting kernel with
"hde=autotune hdg=autotune" parameters. If still no-go, try this patch:
linux-2.6.2-rc3-bk3-root/drivers/ide/pci/pdc202xx_new.c | 11 +++++------
1 files changed, 5 insertions(+), 6 deletions(-)
diff -puN drivers/ide/pci/pdc202xx_new.c~pdc202xx_new_pio_fix drivers/ide/pci/pdc202xx_new.c
--- linux-2.6.2-rc3-bk3/drivers/ide/pci/pdc202xx_new.c~pdc202xx_new_pio_fix 2004-02-03 19:19:38.946159184 +0100
+++ linux-2.6.2-rc3-bk3-root/drivers/ide/pci/pdc202xx_new.c 2004-02-03 19:31:19.744621624 +0100
@@ -140,6 +140,7 @@ static int check_in_drive_lists (ide_dri
return 0;
}
+#if 0
static int pdcnew_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
@@ -241,6 +242,7 @@ static int pdcnew_tune_chipset (ide_driv
return (ide_config_drive_speed(drive, speed));
}
+#endif
static int pdcnew_new_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
@@ -294,8 +296,8 @@ static int config_chipset_for_pio (ide_d
if (pio == 5) pio = 4;
speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, pio, NULL);
-
- return ((int) pdcnew_tune_chipset(drive, speed));
+
+ return pdcnew_new_tune_chipset(drive, speed);
}
static void pdcnew_tune_drive (ide_drive_t *drive, u8 pio)
@@ -590,10 +592,7 @@ static void __init init_hwif_pdc202new (
hwif->speedproc = &pdcnew_new_tune_chipset;
hwif->resetproc = &pdcnew_new_reset;
- if (!hwif->dma_base) {
- hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
- return;
- }
+ hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
hwif->ultra_mask = 0x7f;
hwif->mwdma_mask = 0x07;
_
--
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