Re: [PATCH] net: phy: fix PHY possibly unwork after MDIO bus resume back

2021-04-05 Thread Christian Melki
On 4/5/21 2:09 PM, Heiner Kallweit wrote: > On 05.04.2021 10:43, Christian Melki wrote: >> On 4/5/21 12:48 AM, Heiner Kallweit wrote: >>> On 04.04.2021 16:09, Heiner Kallweit wrote: >>>> On 04.04.2021 12:07, Joakim Zhang wrote: >>>>> commit 4c0d2e96ba

Re: [PATCH] net: phy: fix PHY possibly unwork after MDIO bus resume back

2021-04-05 Thread Christian Melki
On 4/5/21 12:48 AM, Heiner Kallweit wrote: > On 04.04.2021 16:09, Heiner Kallweit wrote: >> On 04.04.2021 12:07, Joakim Zhang wrote: >>> commit 4c0d2e96ba055 ("net: phy: consider that suspend2ram may cut >>> off PHY power") invokes phy_init_hw() when MDIO bus resume, it will >>> soft reset PHY if P

Re: Fwd: SWIOTLB on 32-bit PAE

2015-10-05 Thread Christian Melki
Yes. Operator error indeed. Thanks for asking. Included is the same patch with the SoB. On 10/05/2015 04:21 PM, Konrad Rzeszutek Wilk wrote: On Mon, Oct 05, 2015 at 12:44:55PM +0200, Christian Melki wrote: Joerg, I already sent the patch for Kconfig change to the list. But I discovered

SWIOTLB on 32-bit PAE

2015-10-05 Thread Christian Melki
Hi, I discovered that my 32-bit PAE 4.2.0 kernel (no IOMMU code) would hang when writing to my USB disk. The kernel spews million(-ish messages per sec) to syslog, effectively "hanging" userspace with my kernel. Oct 2 14:33:06 voodoochild kernel: [ 223.287447] nommu_map_sg: overflow 25dcac