On 18/02/2021 23:59, Frederic Barrat wrote:
On 16/02/2021 04:20, Alexey Kardashevskiy wrote:
The IOMMU table is divided into pools for concurrent mappings and each
pool has a separate spinlock. When taking the ownership of an IOMMU group
to pass through a device to a VM, we lock these spinl
On 2/19/21 3:32 PM, Konrad Rzeszutek Wilk wrote:
> On Sun, Feb 07, 2021 at 04:56:01PM +0100, Christoph Hellwig wrote:
>> On Thu, Feb 04, 2021 at 09:40:23AM +0100, Christoph Hellwig wrote:
>>> So one thing that has been on my mind for a while: I'd really like
>>> to kill the separate dma ops in X
c/kexec/file_load_64.c | 26 --
3 files changed, 10 insertions(+), 20 deletions(-)
Applies on top of next-20210219.
Changes since v1:
- Adjusted comment describing kexec_extra_fdt_size_ppc64() as suggested
by Lakshmi.
diff --git a/arch/powerpc/include/asm/kexec.h b/arch
On Sun, Feb 07, 2021 at 04:56:01PM +0100, Christoph Hellwig wrote:
> On Thu, Feb 04, 2021 at 09:40:23AM +0100, Christoph Hellwig wrote:
> > So one thing that has been on my mind for a while: I'd really like
> > to kill the separate dma ops in Xen swiotlb. If we compare xen-swiotlb
> > to swiotlb
Lakshmi Ramasubramanian writes:
> On 2/19/21 6:25 AM, Thiago Jung Bauermann wrote:
>
> One small nit in the function header (please see below), but otherwise the
> change looks good.
>
> Reviewed-by: Lakshmi Ramasubramanian
Thanks for your review. I incorporated your suggestion and will send
cppcheck warning:
sound/soc/fsl/mpc8610_hpcd.c:333:6: style: Redundant initialization
for 'ret'. The initialized value is overwritten before it is
read. [redundantInitialization]
ret = fsl_asoc_get_dma_channel(np, "fsl,playback-dma",
^
sound/soc/fsl/mpc8610_hpcd.c:193:10: note: ret is initia
cppcheck warning:
sound/soc/fsl/imx-hdmi.c:21:16: style: struct member
'cpu_priv::sysclk_freq' is never used. [unusedStructMember]
unsigned long sysclk_freq[2];
^
Additional checks show the sysclk_dir member is also not used.
Signed-off-by: Pierre-Louis Bossart
---
sound/soc/fs
cppcheck warnings:
sound/soc/fsl/fsl_ssi.c:767:34: style: Condition 'div2' is always
false [knownConditionTrueFalse]
stccr = SSI_SxCCR_PM(pm + 1) | (div2 ? SSI_SxCCR_DIV2 : 0) |
^
sound/soc/fsl/fsl_ssi.c:722:9: note: Assignment 'div2=0', assigned value is 0
div2
cppcheck warning:
sound/soc/fsl/fsl_esai.c:307:16: style: Clarify calculation precedence
for '%' and '?'. [clarifyCalculation]
clk_id % 2 ? "extal" : "fsys");
^
Signed-off-by: Pierre-Louis Bossart
---
sound/soc/fsl/fsl_esai.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion
cppcheck warnings:
sound/soc/fsl/fsl_easrc.c:751:53: style: Variable 'st2_mem_alloc' is
assigned a value that is never used. [unreadVariable]
int st1_chanxexp, st1_mem_alloc = 0, st2_mem_alloc = 0;
^
sound/soc/fsl/fsl_easrc.c:1331:11: style: Var
cppcheck warning:
sound/soc/fsl/fsl_dma.c:411:10: style: Variable 'channel' is assigned
a value that is never used. [unreadVariable]
channel = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0 : 1;
^
Removing this line shows the variable isn't needed any longer so
remove declaration a
cppcheck warning:
sound/soc/fsl/fsl_asrc.c:613:8: style: Variable 'i' is assigned a
value that is never used. [unreadVariable]
int i = 0, j = 0;
^
The same issue occurs for the 'j' variable.
Signed-off-by: Pierre-Louis Bossart
---
sound/soc/fsl/fsl_asrc.c | 2 +-
1 file changed, 1 inse
On Sun, Feb 07, 2021 at 05:09:29PM +0100, Christoph Hellwig wrote:
> Use the existing variable that holds the physical address for
> xen_io_tlb_end to simplify xen_swiotlb_dma_supported a bit, and remove
> the otherwise unused xen_io_tlb_end variable and the xen_virt_to_bus
> helper.
>
Reviewed-by
On Sun, Feb 07, 2021 at 05:09:28PM +0100, Christoph Hellwig wrote:
> Use the is_swiotlb_buffer to check if a physical address is
> a swiotlb buffer. This works because xen-swiotlb does use the
> same buffer as the main swiotlb code, and xen_io_tlb_{start,end}
> are just the addresses for it that w
On 2/19/21 10:09 AM, Thiago Jung Bauermann wrote:
Mimi Zohar writes:
On Fri, 2021-02-19 at 11:43 -0600, Rob Herring wrote:
On Fri, Feb 19, 2021 at 10:57 AM Lakshmi Ramasubramanian
wrote:
On 2/19/21 6:16 AM, Rob Herring wrote:
On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
wrote
Mimi Zohar writes:
> On Fri, 2021-02-19 at 11:43 -0600, Rob Herring wrote:
>> On Fri, Feb 19, 2021 at 10:57 AM Lakshmi Ramasubramanian
>> wrote:
>> >
>> > On 2/19/21 6:16 AM, Rob Herring wrote:
>> > > On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
>> > > wrote:
>> > >>
>> > >> On 2/1
On Fri, 2021-02-19 at 11:43 -0600, Rob Herring wrote:
> On Fri, Feb 19, 2021 at 10:57 AM Lakshmi Ramasubramanian
> wrote:
> >
> > On 2/19/21 6:16 AM, Rob Herring wrote:
> > > On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
> > > wrote:
> > >>
> > >> On 2/18/21 5:13 PM, Thiago Jung Bauerma
On Fri, Feb 19, 2021 at 10:57 AM Lakshmi Ramasubramanian
wrote:
>
> On 2/19/21 6:16 AM, Rob Herring wrote:
> > On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
> > wrote:
> >>
> >> On 2/18/21 5:13 PM, Thiago Jung Bauermann wrote:
> >>>
> >>> Lakshmi Ramasubramanian writes:
> >>>
> On
The mutex linear_mapping_mutex is defined at the of the file while its
only two user are within the CONFIG_MEMORY_HOTPLUG block.
A compile without CONFIG_MEMORY_HOTPLUG set fails on PREEMPT_RT because
its mutex implementation is smart enough to realize that it is unused.
Move the definition of lin
On 2/19/21 6:16 AM, Rob Herring wrote:
On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
wrote:
On 2/18/21 5:13 PM, Thiago Jung Bauermann wrote:
Lakshmi Ramasubramanian writes:
On 2/18/21 4:07 PM, Mimi Zohar wrote:
Hi Mimi,
On Thu, 2021-02-18 at 14:33 -0800, Lakshmi Ramasubramani
w doing.
Signed-off-by: Thiago Jung Bauermann
---
arch/powerpc/include/asm/kexec.h | 2 +-
arch/powerpc/kexec/elf_64.c | 2 +-
arch/powerpc/kexec/file_load_64.c | 26 --
3 files changed, 10 insertions(+), 20 deletions(-)
Applies on top of next-20210219.
diff
On Fri, 2021-02-19 at 11:08 -0300, Thiago Jung Bauermann wrote:
> Lakshmi Ramasubramanian writes:
>
> > On 2/18/21 5:13 PM, Thiago Jung Bauermann wrote:
> >> Lakshmi Ramasubramanian writes:
> >>
> >>> On 2/18/21 4:07 PM, Mimi Zohar wrote:
> >>>
> >>> Hi Mimi,
> >>>
> On Thu, 2021-02-18 at
-
3 files changed, 10 insertions(+), 20 deletions(-)
Applies on top of next-20210219.
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index baab158e215c..5a11cc8d2350 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexe
On Thu, Feb 18, 2021 at 8:53 PM Lakshmi Ramasubramanian
wrote:
>
> On 2/18/21 5:13 PM, Thiago Jung Bauermann wrote:
> >
> > Lakshmi Ramasubramanian writes:
> >
> >> On 2/18/21 4:07 PM, Mimi Zohar wrote:
> >>
> >> Hi Mimi,
> >>
> >>> On Thu, 2021-02-18 at 14:33 -0800, Lakshmi Ramasubramanian wrote
Lakshmi Ramasubramanian writes:
> On 2/18/21 5:13 PM, Thiago Jung Bauermann wrote:
>> Lakshmi Ramasubramanian writes:
>>
>>> On 2/18/21 4:07 PM, Mimi Zohar wrote:
>>>
>>> Hi Mimi,
>>>
On Thu, 2021-02-18 at 14:33 -0800, Lakshmi Ramasubramanian wrote:
> of_kexec_alloc_and_setup_fdt() d
On 2021/2/19 15:45, Nicholas Piggin wrote:
> Excerpts from Ding Tianhong's message of February 19, 2021 1:45 pm:
>> Hi Nicholas:
>>
>> I met some problem for this patch, like this:
>>
>> kva = vmalloc(3*1024k);
>>
>> remap_vmalloc_range(xxx, kva, xxx)
>>
>> It failed because that the check for page
Excerpts from Daniel Axtens's message of February 19, 2021 3:18 pm:
> Hi Nick,
>
>> +++ b/arch/powerpc/kvm/book3s_64_entry.S
>> @@ -0,0 +1,34 @@
>> +#include
>> +#include
>> +#include
>> +#include
>> +#include
>> +#include
>> +
>> +/*
>> + * We come here from the first-level interrupt handle
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