On Sat, 2011-07-30 at 12:20 -0600, Alex Williamson wrote:
> On x86, the USB controllers don't typically live behind a PCIe-to-PCI
> bridge, so don't suffer the source identifier problem, but they do often
> share an interrupt. But even then, we can count on most modern devices
> supporting PCI2.3
On Sat, 2011-07-30 at 12:20 -0600, Alex Williamson wrote:
> On x86, the USB controllers don't typically live behind a PCIe-to-PCI
> bridge, so don't suffer the source identifier problem, but they do often
> share an interrupt. But even then, we can count on most modern devices
> supporting PCI2.3
On Sat, 2011-07-30 at 09:58 +1000, Benjamin Herrenschmidt wrote:
> Hi folks !
>
> So I promised Anthony I would try to summarize some of the comments &
> issues we have vs. VFIO after we've tried to use it for PCI pass-through
> on POWER. It's pretty long, there are various items with more or less
Panic observed on an older kernel when collecting call chains for
the context-switch software event:
[]rb_erase+0x1b4/0x3e8
[]__dequeue_entity+0x50/0xe8
[]set_next_entity+0x178/0x1bc
[]pick_next_task_fair+0xb0/0x118
[]schedule+0x500/0x614
[]rwsem_down_failed_common+0xf0/0x264
[]rwsem_down_r
On Sat, 2011-07-30 at 09:58 +1000, Benjamin Herrenschmidt wrote:
> Hi folks !
>
> So I promised Anthony I would try to summarize some of the comments &
> issues we have vs. VFIO after we've tried to use it for PCI pass-through
> on POWER. It's pretty long, there are various items with more or less
On 2011-07-30 06:21, naresh.kamb...@wipro.com wrote:
Hi All,
I have started working on powerpc board bring up. I have prepared dtb file and
booted linux kernel with my debug statement.
Problem:
I could not see anything on the serial console. By using the emulator I can
read __log_buf and found
Hi All,
I have started working on powerpc board bring up. I have prepared dtb file and
booted linux kernel with my debug statement.
Problem:
I could not see anything on the serial console. By using the emulator I can
read __log_buf and found below info.
How can I initialize the serial console?