Hi Minchan,
On Fri, Apr 10, 2020 at 04:11:36PM -0700, Minchan Kim wrote:
> It doesn't mean we couldn't use zsmalloc as module any longer. It means
> we couldn't use zsmalloc as module with pgtable mapping whcih was little
> bit faster on microbenchmark in some architecutre(However, I usually tempe
Nathan Chancellor's on April 11, 2020 10:53 am:
> Hi Nicholas,
>
> On Sat, Apr 11, 2020 at 10:29:45AM +1000, Nicholas Piggin wrote:
>> Nathan Chancellor's on April 11, 2020 6:59 am:
>> > Hi all,
>> >
>> > Recently, our CI started running into several hangs when running the
>> > spinlock torture t
Haren Myneni writes:
> set_thread_uses_vas() sets used_vas flag for a process that opened VAS
> window and issue CP_ABORT during context switch for only that process.
> In multi-thread application, windows can be shared. For example Thread A
> can open a window and Thread B can run COPY/PASTE inst
Nicholas Piggin's on April 11, 2020 7:32 pm:
> Nathan Chancellor's on April 11, 2020 10:53 am:
>> The tt.config values are needed to reproduce but I did not verify that
>> ONLY tt.config was needed. Other than that, no, we are just building
>> either pseries_defconfig or powernv_defconfig with thos
From: Gustavo Romero
[ Upstream commit 1dff3064c764b5a51c367b949b341d2e38972bec ]
On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by
KVM. This is handled at first by the hardware raising a softpatch interrupt
when certain TM instructions that need KVM assistance are exec
From: Laurent Dufour
[ Upstream commit 8c47b6ff29e3d88484fe59d02f9db6de7e44e310 ]
The Hcall named H_SVM_* are reserved to the Ultravisor. However, nothing
prevent a malicious VM or SVM to call them. This could lead to weird result
and should be filtered out.
Checking the Secure bit of the calli
From: Laurent Dufour
[ Upstream commit 377f02d487b5f74a2411fa01316ba4aff1819629 ]
When the call to UV_REGISTER_MEM_SLOT is failing, for instance because
there is not enough free secured memory, the Hypervisor (HV) has to call
UV_RETURN to report the error to the Ultravisor (UV). Then the UV will
From: Alexey Kardashevskiy
[ Upstream commit c4b78169e3667413184c9a20e11b5832288a109f ]
The last jump to free_exit in mm_iommu_do_alloc() happens after page
pointers in struct mm_iommu_table_group_mem_t were already converted to
physical addresses. Thus calling put_page() on these physical addre
From: Ganesh Goudar
[ Upstream commit efbc4303b255bb80ab1283794b36dd5fe1fb0ec3 ]
memcpy_mcsafe has been implemented for power machines which is used
by pmem infrastructure, so that an UE encountered during memcpy from
pmem devices would not result in panic instead a right error code
is returned.
From: Gustavo Romero
[ Upstream commit 1dff3064c764b5a51c367b949b341d2e38972bec ]
On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by
KVM. This is handled at first by the hardware raising a softpatch interrupt
when certain TM instructions that need KVM assistance are exec
From: Laurent Dufour
[ Upstream commit 377f02d487b5f74a2411fa01316ba4aff1819629 ]
When the call to UV_REGISTER_MEM_SLOT is failing, for instance because
there is not enough free secured memory, the Hypervisor (HV) has to call
UV_RETURN to report the error to the Ultravisor (UV). Then the UV will
From: Alexey Kardashevskiy
[ Upstream commit c4b78169e3667413184c9a20e11b5832288a109f ]
The last jump to free_exit in mm_iommu_do_alloc() happens after page
pointers in struct mm_iommu_table_group_mem_t were already converted to
physical addresses. Thus calling put_page() on these physical addre
From: Ganesh Goudar
[ Upstream commit efbc4303b255bb80ab1283794b36dd5fe1fb0ec3 ]
memcpy_mcsafe has been implemented for power machines which is used
by pmem infrastructure, so that an UE encountered during memcpy from
pmem devices would not result in panic instead a right error code
is returned.
From: Gustavo Romero
[ Upstream commit 1dff3064c764b5a51c367b949b341d2e38972bec ]
On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by
KVM. This is handled at first by the hardware raising a softpatch interrupt
when certain TM instructions that need KVM assistance are exec
From: Alexey Kardashevskiy
[ Upstream commit c4b78169e3667413184c9a20e11b5832288a109f ]
The last jump to free_exit in mm_iommu_do_alloc() happens after page
pointers in struct mm_iommu_table_group_mem_t were already converted to
physical addresses. Thus calling put_page() on these physical addre
From: Ganesh Goudar
[ Upstream commit efbc4303b255bb80ab1283794b36dd5fe1fb0ec3 ]
memcpy_mcsafe has been implemented for power machines which is used
by pmem infrastructure, so that an UE encountered during memcpy from
pmem devices would not result in panic instead a right error code
is returned.
From: Gustavo Romero
[ Upstream commit 1dff3064c764b5a51c367b949b341d2e38972bec ]
On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by
KVM. This is handled at first by the hardware raising a softpatch interrupt
when certain TM instructions that need KVM assistance are exec
On Sat, Apr 11, 2020 at 11:57:23PM +1000, Nicholas Piggin wrote:
> Nicholas Piggin's on April 11, 2020 7:32 pm:
> > Nathan Chancellor's on April 11, 2020 10:53 am:
> >> The tt.config values are needed to reproduce but I did not verify that
> >> ONLY tt.config was needed. Other than that, no, we are
On Sat, Apr 11, 2020 at 01:49:43PM +0800, Shengjiu Wang wrote:
> > > diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c
> > > index b15946e03380..5cf0468ce6e3 100644
> > > --- a/sound/soc/fsl/fsl_asrc_dma.c
> > > +++ b/sound/soc/fsl/fsl_asrc_dma.c
> >
> > > @@ -311,11 +311,12
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