On Thu, May 23, 2024 at 03:40:20PM -0400, Peter Xu wrote:
> I requested for help on the lsfmm hugetlb unification session, but
> unfortunately I don't think there were Power people around.. I'd like to
> request help from Power developers again here on the list: it will be very
> appreciated if you
Hi Peter,
Peter Xu writes:
> On Fri, May 17, 2024 at 08:59:54PM +0200, Christophe Leroy wrote:
>> This is the continuation of the RFC v1 series "Reimplement huge pages
>> without hugepd on powerpc 8xx". It now get rid of hugepd completely
>> after handling also e500 and book3s/64
>>
>> Unlike mo
Hi,
On Fri, Mar 29, 2024 at 12:18:28AM -0700, Samuel Holland wrote:
> Now that all previously-supported architectures select
> ARCH_HAS_KERNEL_FPU_SUPPORT, this code can depend on that symbol instead
> of the existing list of architectures. It can also take advantage of the
> common kernel-mode FP
On 2024/5/22 上午9:40, Sean Christopherson wrote:
Delete kvm_arch_sched_in() now that all implementations are nops.
Signed-off-by: Sean Christopherson
---
arch/arm64/include/asm/kvm_host.h | 1 -
arch/loongarch/include/asm/kvm_host.h | 1 -
arch/mips/include/asm/kvm_host.h | 1 -
On Tue, May 21, 2024 at 10:21:52AM +0300, Mike Rapoport wrote:
>Hi,
>
>On Fri, May 10, 2024 at 02:04:22AM +, Wei Yang wrote:
>> When CONFIG_ARCH_KEEP_MEMBLOCK not set, we expect to discard related
>> code and data. But it doesn't until CONFIG_MEMORY_HOTPLUG not set
>> neither.
>>
>> This patch
On Thu, 16 May 2024 09:46:46 -0400
Abhishek Dubey wrote:
> This is an adaptation of commit f3a112c0c40d ("x86,rethook,kprobes:
> Replace kretprobe with rethook on x86") to Power.
>
> Replaces the kretprobe code with rethook on Power. With this patch,
> kretprobe on Power uses the rethook instead
On 22/05/2024 1:40 pm, Sean Christopherson wrote:
Fold the guts of kvm_arch_sched_in() into kvm_arch_vcpu_load(), keying
off the recently added kvm_vcpu.scheduled_out as appropriate.
Note, there is a very slight functional change, as PLE shrink updates will
now happen after blasting WBINVD, b
On 22/05/2024 1:40 pm, Sean Christopherson wrote:
Drop kvm_arch_sched_in() and instead add and use kvm_vcpu.scheduled_out
to communicate to kvm_arch_vcpu_load() that the vCPU is being scheduling
back in.
For this series,
Acked-by: Kai Huang
On 22/05/2024 1:40 pm, Sean Christopherson wrote:
Always set l1tf_flush_l1d during kvm_arch_vcpu_load() instead of setting
it only when the vCPU is being scheduled back in. The flag is processed
only when VM-Enter is imminent, and KVM obviously needs to load the vCPU
before VM-Enter, so attem
On Fri, May 17, 2024 at 08:59:54PM +0200, Christophe Leroy wrote:
> This is the continuation of the RFC v1 series "Reimplement huge pages
> without hugepd on powerpc 8xx". It now get rid of hugepd completely
> after handling also e500 and book3s/64
>
> Unlike most architectures, powerpc 8xx HW req
On Thu, May 23, 2024 at 05:08:29AM +0200, Oscar Salvador wrote:
> On Wed, May 22, 2024 at 05:46:09PM -0400, Peter Xu wrote:
> > > Now, ProcessB still has the page mapped, so upon re-accessing it,
> > > it will trigger a new MCE event. memory-failure code will see that this
> >
> > The question is
On Wed, May 22, 2024 at 04:38:01PM -0400, Eric Chanudet wrote:
> x86_64 is already using the node's cpu as maximum threads. Make that the
> default for all archs setting DEFERRED_STRUCT_PAGE_INIT.
>
> This returns to the behavior prior making the function arch-specific
> with commit ecd096506922 (
On Thu, May 23, 2024 at 11:57:00AM +0530, Balasubrmanian, Vignesh wrote:
> Currently, this enum is the same as XSAVE, but when we add other features,
> this
> enum might have a different value of the XSAVE features and can be modified
> without disturbing the existing kernel code.
We will do that
On Thu, May 23, 2024 at 01:00:00PM +0200, Lukas Wunner wrote:
> Günter reports build breakage for m68k "m5208evb_defconfig" plus
> CONFIG_BLK_DEV_INITRD=y caused by commit 66bc1a173328 ("treewide:
> Use sysfs_bin_attr_simple_read() helper").
>
> The defconfig disables CONFIG_SYSFS, so sysfs_bin_at
> On 7 May 2024, at 3:22 PM, Christophe Leroy
> wrote:
>
>
>
> Le 06/05/2024 à 14:19, Athira Rajeev a écrit :
>> Add instruction tracking function "update_insn_state_powerpc" for
>> powerpc. Example sequence in powerpc:
>>
>> ld r10,264(r3)
>> mr r31,r3
>> <
>> ld r9,312(r31
> On 7 May 2024, at 3:28 PM, Christophe Leroy
> wrote:
>
>
>
> Le 06/05/2024 à 14:19, Athira Rajeev a écrit :
>> Update instruction tracking with add instruction. Apart from "mr"
>> instruction, the register state is carried on by other insns, ie,
>> "add, addi, addis". Since these are not
Hi folks,
I'm seeing an UBSAN warning when loading the bnx2x module on my Power8 machine:
[ cut here ]
UBSAN: array-index-out-of-bounds in
../drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c:1529:11
index 20 is out of range for type 'stats_query_entry [19]'
CPU:
Prabhav Kumar Vaish writes:
> `dev->of_node` has a pointer to device node, of_node_get call seems
> unnecessary.
Sorry but it is necessary.
> Signed-off-by: Prabhav Kumar Vaish
> ---
> arch/powerpc/platforms/cell/iommu.c | 9 +++--
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff
Eric Chanudet writes:
> x86_64 is already using the node's cpu as maximum threads. Make that the
> default for all archs setting DEFERRED_STRUCT_PAGE_INIT.
>
> This returns to the behavior prior making the function arch-specific
> with commit ecd096506922 ("mm: make deferred init's max threads
> a
On Thu, May 23, 2024 at 1:00 PM Lukas Wunner wrote:
>
> Günter reports build breakage for m68k "m5208evb_defconfig" plus
> CONFIG_BLK_DEV_INITRD=y caused by commit 66bc1a173328 ("treewide:
> Use sysfs_bin_attr_simple_read() helper").
>
> The defconfig disables CONFIG_SYSFS, so sysfs_bin_attr_simpl
Günter reports build breakage for m68k "m5208evb_defconfig" plus
CONFIG_BLK_DEV_INITRD=y caused by commit 66bc1a173328 ("treewide:
Use sysfs_bin_attr_simple_read() helper").
The defconfig disables CONFIG_SYSFS, so sysfs_bin_attr_simple_read()
is not compiled into the kernel. But init/initramfs.c
On Wed, May 22, 2024 at 07:51:35PM -0700, Guenter Roeck wrote:
> Hi,
>
> On Sat, Apr 06, 2024 at 03:52:02PM +0200, Lukas Wunner wrote:
> > Deduplicate ->read() callbacks of bin_attributes which are backed by a
> > simple buffer in memory:
> >
> > Use the newly introduced sysfs_bin_attr_simple_rea
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