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Date: Sun, 14 Dec 2008 16:04:12 -0800 From: Greg KH <greg@...ah.com> To: Reinhard Nissl <rnissl@....de> Cc: linux-kernel@...r.kernel.org Subject: Re: 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@...nel.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@....de> > An: linux-scsi@...r.kernel.org > CC: Ke Wei <kewei@...vell.com>, Jeff Garzik > <jgarzik@...hat.com>, James Bottomley > <James.Bottomley@...senpartnership.com> > Referenzen: <493BC76F.3060105@....de> <49405137.9000902@....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@....de> > > Bye. > -- > Dipl.-Inform. (FH) Reinhard Nissl > mailto:rnissl@....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]); > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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