On Nov 19 2018, Andrew Lunn wrote:
> I still don't see why that would cause a hang.
[ 996.37] [] mutex_lock+0x22/0x2a
[ 996.38] [] mdiobus_read+0x36/0x60
[ 996.38] [] vsc85xx_config_init+0x4c/0x1e2
vsc85xx_config_init is calling mdiobus_read while holding the mdio_lock.
On Mon, Nov 19, 2018 at 05:14:38PM +0100, Andreas Schwab wrote:
> On Nov 19 2018, Andrew Lunn wrote:
>
> > Could you turn on lockdep and see if it reports a deadlock.
>
> How do I "turn on lockdep"?
make menuconfig
Kernel hacking
Lock Debugging (spinlocks, mutexes, etc...)
Lock debugging:
On Nov 19 2018, Andrew Lunn wrote:
> Could you turn on lockdep and see if it reports a deadlock.
How do I "turn on lockdep"?
Andreas.
--
Andreas Schwab, SUSE Labs, sch...@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely
On Mon, Nov 19, 2018 at 04:50:14PM +0100, Andreas Schwab wrote:
> On Nov 19 2018, Alexandre Belloni wrote:
>
> > My first intuition is that he mac driver quentin is using does
> > phy_connect when the interface is opened while macb is doing it at probe
> > time. I didn't investigate but maybe
On Nov 19 2018, Alexandre Belloni wrote:
> My first intuition is that he mac driver quentin is using does
> phy_connect when the interface is opened while macb is doing it at probe
> time. I didn't investigate but maybe this can help :)
The phy probing of macb is very unreliable, perhaps it
On 19/11/2018 16:28:30+0100, Andrew Lunn wrote:
> On Mon, Nov 19, 2018 at 04:13:10PM +0100, Andreas Schwab wrote:
> > On Nov 19 2018, Andrew Lunn wrote:
> >
> > > On Mon, Nov 19, 2018 at 03:57:17PM +0100, Andreas Schwab wrote:
> > >> On Okt 08 2018, Quentin Schulz wrote:
> > >>
> > >> > The
On Mon, Nov 19, 2018 at 04:13:10PM +0100, Andreas Schwab wrote:
> On Nov 19 2018, Andrew Lunn wrote:
>
> > On Mon, Nov 19, 2018 at 03:57:17PM +0100, Andreas Schwab wrote:
> >> On Okt 08 2018, Quentin Schulz wrote:
> >>
> >> > The Microsemi PHYs have multiple banks of registers (called pages).
On Nov 19 2018, Andrew Lunn wrote:
> On Mon, Nov 19, 2018 at 03:57:17PM +0100, Andreas Schwab wrote:
>> On Okt 08 2018, Quentin Schulz wrote:
>>
>> > The Microsemi PHYs have multiple banks of registers (called pages).
>> > Registers can only be accessed from one page, if we need a register
On Mon, Nov 19, 2018 at 03:57:17PM +0100, Andreas Schwab wrote:
> On Okt 08 2018, Quentin Schulz wrote:
>
> > The Microsemi PHYs have multiple banks of registers (called pages).
> > Registers can only be accessed from one page, if we need a register from
> > another page, we need to switch the
On Okt 08 2018, Quentin Schulz wrote:
> The Microsemi PHYs have multiple banks of registers (called pages).
> Registers can only be accessed from one page, if we need a register from
> another page, we need to switch the page and the registers of all other
> pages are not accessible anymore.
>
>
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