lkml.org 
[lkml]   [2008]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
DateSun, 14 Dec 2008 16:04:12 -0800
FromGreg KH <>
SubjectRe: PATCH: mvsas: increase port type detection delay to suit Seagate's 15k6 drive ST3450856SS 0003
On Sun, Dec 14, 2008 at 11:50:04PM +0100, Reinhard Nissl wrote:
> Hi Greg,
>
> I hope you don't mind following your suggestion:
>
> > Also, please cc: the stable developers if you want them to pay attention
> > to messages like this.

It's easier to email stable@kernel.org to make sure that I don't miss it
:)

Is the patch below in Linus's tree? If so, do you have a git commit id?

If not, we need to wait until it is there before we can accept it into
the stable tree.

thanks,

greg k-h

> -------- Original-Nachricht --------
> Betreff: Re: PATCH: mvsas: increase port type detection delay to
> suit Seagate's 15k6 drive ST3450856SS 0003
> Datum: Fri, 12 Dec 2008 21:23:45 +0100
> Von: Reinhard Nissl <rnissl@gmx.de>
> An: linux-scsi@vger.kernel.org
> CC: Ke Wei <kewei@marvell.com>, Jeff Garzik
> <jgarzik@redhat.com>, James Bottomley
> <James.Bottomley@hansenpartnership.com>
> Referenzen: <493BC76F.3060105@gmx.de> <49405137.9000902@gmx.de>
>
> Hi,
>
> I wonder why no one has dropped me a line so far. I hope you
> don't mind CCing you directly. I found your email addresses on
> mailing list entries regarding mvsas. I attach the little patch
> again for ease of use.
>
> Reinhard Nissl schrieb:
>
> > I increased the delay step by step until loading of mvsas
> > reliably detected the drive 200 times in sequence. A much better
> > approach would be to monitor the hardware for some flag which
> > indicates that port detection has finished, but I do not have any
> > hardware documentation.
> >
> > BTW: patch is against
> > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-2.6.27.y.git
> >
> > Signed-off-by: Reinhard Nissl <rnissl@gmx.de>
>
> Bye.
> --
> Dipl.-Inform. (FH) Reinhard Nissl
> mailto:rnissl@gmx.de

> diff --git a/drivers/scsi/mvsas.c b/drivers/scsi/mvsas.c
> index 1dd70d7..23e5a87 100644
> --- a/drivers/scsi/mvsas.c
> +++ b/drivers/scsi/mvsas.c
> @@ -2959,7 +2959,7 @@ static int __devinit mvs_hw_init(struct mvs_info *mvi)
>
> /* enable auto port detection */
> mw32(GBL_PORT_TYPE, MODE_AUTO_DET_EN);
> - msleep(100);
> + msleep(1100);
> /* init and reset phys */
> for (i = 0; i < mvi->chip->n_phy; i++) {
> u32 lo = be32_to_cpu(*(u32 *)&mvi->sas_addr[4]);
>



\
 
 \ /
  Last update: 2008-12-15 01:11    [from the cache]
©2003-2010