Christophe Leroy writes:
> Le 25/08/2021 à 07:27, Michael Ellerman a écrit :
>> Christophe Leroy writes:
>>> In those hot functions that are called at every interrupt, any saved
>>> cycle is worth it.
>>>
>>> interrupt_exit_user_prepare() and interrupt_exit_kernel_prepare() are
>>> called from th
From: Jing Yangyang
Use BUG_ON instead of a if condition followed by BUG.
./arch/powerpc/include/asm/book3s/64/pkeys.h:21:2-5:WARNING
Use BUG_ON instead of if condition followed by BUG.
./arch/powerpc/include/asm/book3s/64/pkeys.h:14:2-5:WARNING
Use BUG_ON instead of if condition followed by BUG
Hi,
Le 25/08/2021 à 08:40, CGEL a écrit :
From: Jing Yangyang
Fix the following coccicheck warning:
./arch/powerpc/kernel/security.c:807:0-23: WARNING:
fops_entry_flush should be defined with DEFINE_DEBUGFS_ATTRIBUTE
./arch/powerpc/kernel/security.c:781:0-23:WARNING:
fops_rfi_flush should be
From: Jing Yangyang
Fix the following coccicheck warning:
./arch/powerpc/kernel/security.c:807:0-23: WARNING:
fops_entry_flush should be defined with DEFINE_DEBUGFS_ATTRIBUTE
./arch/powerpc/kernel/security.c:781:0-23:WARNING:
fops_rfi_flush should be defined with DEFINE_DEBUGFS_ATTRIBUTE
./arch/
Le 25/08/2021 à 06:54, Michael Ellerman a écrit :
Christophe Leroy writes:
40x and BOOKE don't have MSR_RI.
Define MSR_RI only for platforms where it exists. For the other ones,
defines it as BUILD_BUG for C and do not define it for ASM.
Signed-off-by: Christophe Leroy
---
v3: Fixes kvm_e
From: Jing Yangyang
Fix the following coccicheck warning:
./drivers/macintosh/smu.c:1089: 11-12:
WARNING comparing pointer to 0, suggest !E
./drivers/macintosh/smu.c:1256:11-12:
WARNING comparing pointer to 0
Reported-by: Zeal Robot
Signed-off-by: Jing Yangyang
---
drivers/macintosh/smu.c |
Le 25/08/2021 à 07:27, Michael Ellerman a écrit :
Christophe Leroy writes:
In those hot functions that are called at every interrupt, any saved
cycle is worth it.
interrupt_exit_user_prepare() and interrupt_exit_kernel_prepare() are
called from three places:
- From entry_32.S
- From interru
Christophe Leroy writes:
> In those hot functions that are called at every interrupt, any saved
> cycle is worth it.
>
> interrupt_exit_user_prepare() and interrupt_exit_kernel_prepare() are
> called from three places:
> - From entry_32.S
> - From interrupt_64.S
> - From interrupt_exit_user_restar
Christophe Leroy writes:
> 40x and BOOKE don't have MSR_RI.
>
> Define MSR_RI only for platforms where it exists. For the other ones,
> defines it as BUILD_BUG for C and do not define it for ASM.
>
> Signed-off-by: Christophe Leroy
> ---
> v3: Fixes kvm_emul.S and include in
> ---
> arch/power
On Fri, 30 Jul 2021 22:22:32 PDT (-0700), masahi...@kernel.org wrote:
Make architectures select TRACE_IRQFLAGS_SUPPORT instead of
having many defines.
Signed-off-by: Masahiro Yamada
---
arch/riscv/Kconfig| 4 +---
Acked-by: Palmer Dabbelt
Thanks!
Fix make htmldocs related errors with the newly added associativity.rst
doc file.
Reported-by: Stephen Rothwell
Signed-off-by: Aneesh Kumar K.V
---
Documentation/powerpc/associativity.rst | 29 +
Documentation/powerpc/index.rst | 1 +
2 files changed, 16 inserti
On Fri, 30 Jul 2021 22:57:33 PDT (-0700), masahi...@kernel.org wrote:
arm, arm64, mips, powerpc always select GENERIC_GETTIMEOFDAY, hence
$(gettimeofday-y) never becomes empty.
riscv conditionally selects GENERIC_GETTIMEOFDAY when MMU=y && 64BIT=y,
but arch/riscv/kernel/vdso/vgettimeofday.o is b
On Tue, Aug 24, 2021 at 1:11 PM Christophe Leroy
wrote:
> Le 24/08/2021 à 16:47, Paul Moore a écrit :
> > On Tue, Aug 24, 2021 at 9:36 AM Christophe Leroy
> > wrote:
> >>
> >> Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
> >> targets") added generic support for AUDIT but that
On Tue, Aug 24, 2021 at 04:39:57PM +1000, Michael Ellerman wrote:
> > + case MC_ERROR_CTRL_MEM_ACCESS_PTABLE_WALK:
> > + mce_err.u.ra_error_type =
> > + MCE_RA_ERROR_PAGE_TABLE_WALK_LOAD_STORE_FOREIGN;
>
> That name is ridiculously long, but I
This is unchanged from the original wr_sbc-delete branch sent in January,
other than to add the Acks from Scott in July, and update the baseline.
Built with ppc64 defconfig and mpc85xx_cds_defconfig and mpc86xx_defconfig
just to make sure I didn't fat finger anything in the baseline update.
Origi
Hi!
On Tue, Aug 24, 2021 at 07:56:26AM +, Christophe Leroy wrote:
> Use bcl 20,31,+4 instead of bl in order to preserve link stack.
You use $+4 actually, which is clearer than .+4 or just +4 (and I am
surprised that the latter even works btw, I never knew :-) -- either
way it looks like a typ
Le 24/08/2021 à 16:47, Paul Moore a écrit :
On Tue, Aug 24, 2021 at 9:36 AM Christophe Leroy
wrote:
Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
targets") added generic support for AUDIT but that didn't include
support for bi-arch like powerpc.
Commit 4b58841149dc ("au
On 8/24/21 10:35 AM, Christophe Leroy wrote:
Le 24/08/2021 à 16:41, Shuah Khan a écrit :
On 8/23/21 9:05 PM, CGEL wrote:
From: Changcheng Deng
Clean up the following includecheck warning:
./tools/testing/selftests/powerpc/tm/tm-poison.c: inttypes.h is included
more than once.
No functiona
Le 24/08/2021 à 16:41, Shuah Khan a écrit :
On 8/23/21 9:05 PM, CGEL wrote:
From: Changcheng Deng
Clean up the following includecheck warning:
./tools/testing/selftests/powerpc/tm/tm-poison.c: inttypes.h is included
more than once.
No functional change.
Reported-by: Zeal Robot
Signed-of
Le 24/08/2021 à 16:40, Shuah Khan a écrit :
On 8/5/21 12:52 AM, cgel@gmail.com wrote:
From: yong yiran
'inttypes.h' included in 'tm-poison.c' is duplicated.
Remove all but the first include of inttypes.h from tm-poison.c.
Reported-by: Zeal Robot
Signed-off-by: yong yiran
---
tools/
On Tue, Aug 24, 2021 at 08:16:00AM -0500, Segher Boessenkool wrote:
> On Tue, Aug 24, 2021 at 07:54:22AM +0200, Christophe Leroy wrote:
> > >On mpccore both lmw and stmw are only N+1 btw. But the serialization
> > >might cost another cycle here?
> >
> > That coherent on MPC8xx, that's only 2 cycl
On Tue, Aug 24, 2021 at 9:36 AM Christophe Leroy
wrote:
>
> Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
> targets") added generic support for AUDIT but that didn't include
> support for bi-arch like powerpc.
>
> Commit 4b58841149dc ("audit: Add generic compat syscall support"
On 8/23/21 9:05 PM, CGEL wrote:
From: Changcheng Deng
Clean up the following includecheck warning:
./tools/testing/selftests/powerpc/tm/tm-poison.c: inttypes.h is included
more than once.
No functional change.
Reported-by: Zeal Robot
Signed-off-by: Changcheng Deng
---
tools/testing/selft
On 8/5/21 12:52 AM, cgel@gmail.com wrote:
From: yong yiran
'inttypes.h' included in 'tm-poison.c' is duplicated.
Remove all but the first include of inttypes.h from tm-poison.c.
Reported-by: Zeal Robot
Signed-off-by: yong yiran
---
tools/testing/selftests/powerpc/tm/tm-poison.c | 1 -
Hi Claire,
On Thu, Jun 24, 2021 at 11:55:24PM +0800, Claire Chang wrote:
> Add the initialization function to create restricted DMA pools from
> matching reserved-memory nodes.
>
> Regardless of swiotlb setting, the restricted DMA pool is preferred if
> available.
>
> The restricted DMA pools pr
"Aneesh Kumar K.V" writes:
> Thanks for looking into this. I guess we also need to format the below table?
>
> | 08 40
> --|
> |
> 0 | 10 20 80
> |
> 8 | 20 10 160
> |
> 40| 80 160 10
>
>
> I don't know how to represent that in the documentation file. A table i
Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
targets") added generic support for AUDIT but that didn't include
support for bi-arch like powerpc.
Commit 4b58841149dc ("audit: Add generic compat syscall support")
added generic support for bi-arch.
Convert powerpc to that bi-arc
Le 24/08/2021 à 15:24, Michael Ellerman a écrit :
Christophe Leroy writes:
Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
targets") added generic support for AUDIT but that didn't include
support for bi-arch like powerpc.
Commit 4b58841149dc ("audit: Add generic compat sy
Christophe Leroy writes:
> Commit e65e1fc2d24b ("[PATCH] syscall class hookup for all normal
> targets") added generic support for AUDIT but that didn't include
> support for bi-arch like powerpc.
>
> Commit 4b58841149dc ("audit: Add generic compat syscall support")
> added generic support for bi-
Hi!
On Tue, Aug 24, 2021 at 07:54:22AM +0200, Christophe Leroy wrote:
> Le 23/08/2021 à 20:46, Segher Boessenkool a écrit :
> >On Mon, Aug 23, 2021 at 03:29:12PM +, Christophe Leroy wrote:
> >>Instructions lmw/stmw are interesting for functions that are rarely
> >>used and not in the cache, be
Ganesh Goudar writes:
> Add test for real address or control memory address access
> error handling, using NX-GZIP engine.
>
> The error is injected by accessing the control memory address
> using illegal instruction, on successful handling the process
> attempting to access control memory address
Hello Srikar,
On Sat, Aug 21, 2021 at 02:54:19PM +0530, Srikar Dronamraju wrote:
[..snip..]
The patch looks good to me.
Reviewed-by: Gautham R. Shenoy
> ---
> arch/powerpc/kernel/smp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/kernel/smp.c b/arch/p
On 18/08/2021 08:20, Fabiano Rosas wrote:
Alexey Kardashevskiy writes:
On 07/07/2021 14:13, Alexey Kardashevskiy wrote:
alternatively move this debugfs stuff under the platform-independent
directory, how about that?
That's a good idea. I only now realized we have two separate directori
bl;mflr is used at several places to get code position.
Use bcl 20,31,+4 instead of bl in order to preserve link stack.
See commit c974809a26a1 ("powerpc/vdso: Avoid link stack corruption
in __get_datapage()") for details.
Signed-off-by: Christophe Leroy
---
v2: Use $+4 instead of label ; squas
Use bcl 20,31,+4 instead of bl in order to preserve link stack.
See commit c974809a26a1 ("powerpc/vdso: Avoid link stack corruption
in __get_datapage()") for details.
Signed-off-by: Christophe Leroy
---
v3: Use $+4 as destination instead of label
v2: Added missing ; in LOAD_REG_ADDR_PIC()
---
a
On Thu, Aug 19, 2021 at 01:33:09PM -0500, Tom Lendacky wrote:
> I did it as inline originally because the presence of the function will be
> decided based on the ARCH_HAS_PROTECTED_GUEST config. For now, that is
> only selected by the AMD memory encryption support, so if I went out of
> line I coul
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