On Sun, Jun 21, 2020 at 01:43:02PM -0700, David Rientjes wrote:
> When a DMA coherent pool is depleted, allocation failures may or may not
> get reported in the kernel log depending on the allocator.
>
> The admin does have a workaround, however, by using coherent_pool= on the
> kernel command
When a DMA coherent pool is depleted, allocation failures may or may not
get reported in the kernel log depending on the allocator.
The admin does have a workaround, however, by using coherent_pool= on the
kernel command line.
Provide some guidance on the failure and a recommended minimum size
On Sun, 21 Jun 2020, Guenter Roeck wrote:
> >> This patch results in a boot failure in some of my powerpc boot tests,
> >> specifically those testing boots from mptsas1068 devices. Error message:
> >>
> >> mptsas :00:02.0: enabling device ( -> 0002)
> >> mptbase: ioc0: Initiating bringup
On Fri, 19 Jun 2020, Roman Gushchin wrote:
> > > [ 40.287524] BUG: unable to handle page fault for address:
> > > a77b833df000
> > > [ 40.287529] #PF: supervisor write access in kernel mode
> > > [ 40.287531] #PF: error_code(0x000b) - reserved bit violation
> > > [ 40.287532] PGD
-184302
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: arm64-randconfig-r036-20200621 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
ef455a55bcf2cfea04a99c361b182ad18b7f03f1)
reproduce (this is a W=1 build):
wget
https
On 6/21/20 1:35 AM, Geert Uytterhoeven wrote:
> Hi Günter,
>
> On Sat, Jun 20, 2020 at 10:09 PM Guenter Roeck wrote:
>> On Mon, Jun 08, 2020 at 03:22:17PM +0200, Geert Uytterhoeven wrote:
>>> On systems with at least 32 MiB, but less than 32 GiB of RAM, the DMA
>>> memory pools are much larger
On 19/06/2020 12:56, chao hao wrote:
> On Wed, 2020-06-17 at 11:22 +0200, Matthias Brugger wrote:
>>
>> On 17/06/2020 05:00, Chao Hao wrote:
>>> Some platforms(ex: mt6779) have a new register called by REG_MMU_WR_LEN
>>> to improve performance.
>>> This patch add this register definition.
>>
>>
Hi Günter,
On Sat, Jun 20, 2020 at 10:09 PM Guenter Roeck wrote:
> On Mon, Jun 08, 2020 at 03:22:17PM +0200, Geert Uytterhoeven wrote:
> > On systems with at least 32 MiB, but less than 32 GiB of RAM, the DMA
> > memory pools are much larger than intended (e.g. 2 MiB instead of 128
> > KiB on a
On Mon 15 Jun 23:13 PDT 2020, John Stultz wrote:
> Tweaks to allow pinctrl-msm code to be loadable as a module.
> This is needed in order to support having the qcom-scm driver,
> which pinctrl-msm calls into, configured as a module.
>
This means that we need a "depends on QCOM_SCM ||