Le 26/03/2021 à 07:48, Zheng Yongjun a écrit :
Remove duplicated include.
Why is that flagged "treewide" ?
Can you please combine all similar changes to tools/testing/selftests/powerpc/ into a single patch
please ?
Thanks
Christophe
Reported-by: Hulk Robot
Signed-off-by: Zheng Yongjun
H_PROTECT expect the flag value to include
flags: AVPN, pp0, pp1, pp2, key0-key4, Noexec, CMO Option flags
This patch updates hpte_updatepp() to fetch the storage key value from the
linux page
table and use the same in H_PROTECT hcall.
native_hpte_updatepp() is not updated because the kernel doe
On 3/25/21 6:36 PM, Arnaldo Carvalho de Melo wrote:
Em Wed, Mar 24, 2021 at 10:05:23AM +0530, Madhavan Srinivasan escreveu:
On 3/22/21 8:27 PM, Athira Rajeev wrote:
Performance Monitoring Unit (PMU) registers in powerpc provides
information on cycles elapsed between different stages in the
pi
On Fri, Mar 26, 2021 at 3:17 AM Li Yang wrote:
> On Tue, Mar 23, 2021 at 8:17 AM Arnd Bergmann wrote:
> >
> > From: Arnd Bergmann
> >
> > When building with W=1, gcc points out that the __packed attribute
> > on struct qm_eqcr_entry conflicts with the 8-byte alignment
> > attribute on struct qm_
On Thu, Mar 18, 2021 at 12:44:12PM +, Lee Jones wrote:
> This is set 1 of 2 sets required to fully clean Crypto.
>
> v2: No functional changes since v1.
> v3: Description change and additional struct header fix
>
> Lee Jones (10):
> crypto: hisilicon: sec_drv: Supply missing description for
On Sun, Mar 21, 2021 at 01:55:25AM +0530, Aditya Srivastava wrote:
> The opening comment mark '/**' is used for highlighting the beginning of
> kernel-doc comments.
> There are certain files in drivers/crypto/vmx, which follow this syntax,
> but the content inside does not comply with kernel-doc.
>
On Sun, Mar 21, 2021 at 06:00:07PM +0530, Aditya Srivastava wrote:
> The opening comment mark '/**' is used for highlighting the beginning of
> kernel-doc comments.
> There are certain files in drivers/crypto/nx, which follow this syntax,
> but the content inside does not comply with kernel-doc.
>
From: zuoqilin
Remove unneeded variable: "ret".
Signed-off-by: zuoqilin
---
arch/powerpc/platforms/pseries/cmm.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/powerpc/platforms/pseries/cmm.c
b/arch/powerpc/platforms/pseries/cmm.c
index 45a3a30..95ebb0c 100644
---
Reported-by: Hulk Robot
Signed-off-by: He Ying
---
Documentation/powerpc/booting.rst| 2 +-
Documentation/powerpc/dawr-power9.rst| 2 +-
Documentation/powerpc/eeh-pci-error-recovery.rst | 2 +-
Documentation/powerpc/elfnote.rst| 2 +-
Documentation/pow
When the original spectre/meltdown mitigations were merged we put them
in setup_64.c for lack of a better place.
Since then we created security.c for some of the other mitigation
related code. But it should all be in there.
This sort of code movement can cause trouble for backports, but
hopefully
Laurent Dufour writes:
> Le 25/03/2021 à 17:56, Laurent Dufour a écrit :
>> Le 25/03/2021 à 17:46, Christophe Leroy a écrit :
>>> Le 25/03/2021 à 17:11, Laurent Dufour a écrit :
Since v5.11 and the changes you made to the VDSO code, it no more exposing
the ELF header at the beginning of
Le 26/03/2021 à 11:46, Michael Ellerman a écrit :
Laurent Dufour writes:
Le 25/03/2021 à 17:56, Laurent Dufour a écrit :
Le 25/03/2021 à 17:46, Christophe Leroy a écrit :
Le 25/03/2021 à 17:11, Laurent Dufour a écrit :
Since v5.11 and the changes you made to the VDSO code, it no more expo
On 2021-03-23, Petr Mladek wrote:
>> --- a/kernel/printk/printk.c
>> +++ b/kernel/printk/printk.c
>> @@ -1142,8 +1126,6 @@ void __init setup_log_buf(int early)
>> new_descs, ilog2(new_descs_count),
>> new_infos);
>>
>> -printk_safe_enter_irqsave(flags);
>> -
>>
He Ying writes:
> Reported-by: Hulk Robot
> Signed-off-by: He Ying
> ---
> Documentation/powerpc/booting.rst| 2 +-
> Documentation/powerpc/dawr-power9.rst| 2 +-
> Documentation/powerpc/eeh-pci-error-recovery.rst | 2 +-
> Documentation/powerpc/elfnote.rst
From: dingsenjie
Remove unneeded variable: "rc".
Signed-off-by: dingsenjie
---
arch/powerpc/platforms/powernv/opal-prd.c | 5 +
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/powerpc/platforms/powernv/opal-prd.c
b/arch/powerpc/platforms/powernv/opal-prd.c
index deddaeb.
This patch uses the new cmdline building function to
concatenate the of provided cmdline with built-in parts
based on compile-time options.
Signed-off-by: Christophe Leroy
---
drivers/of/fdt.c | 23 ---
1 file changed, 4 insertions(+), 19 deletions(-)
diff --git a/drivers/of
Most architectures have similar boot command line manipulation
options. This patchs adds the definition in init/Kconfig, gated by
CONFIG_HAVE_CMDLINE that the architectures can select to use them.
CONFIG_CMDLINE_EXTEND is understood differently by architectures.
For some of them it appends built-i
The purpose of this series is to improve and enhance the
handling of kernel boot arguments.
It is first focussed on powerpc but also extends the capability
for other arches.
This is based on suggestion from Daniel Walker
Main changes in V3:
- Also accept destination equal to source in cmdline_b
This code provides architectures with a way to build command line
based on what is built in the kernel and what is handed over by the
bootloader, based on selected compile-time options.
Signed-off-by: Christophe Leroy
---
v3:
- Addressed comments from Will
- Added capability to have src == dst
--
This updates the powerpc code to use the new cmdline building function.
Signed-off-by: Christophe Leroy
---
arch/powerpc/Kconfig| 37 +
arch/powerpc/kernel/prom_init.c | 17 +++
2 files changed, 8 insertions(+), 46 deletions(-)
diff --git
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/arm/Kconfig | 38 +--
arch/arm/kernel/atags_parse.c | 15 +-
2 files changed, 6 insertions(+), 47 deletions(-)
diff --git a/arch/arm/Kconfig b/arc
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/arm64/Kconfig | 33 +-
arch/arm64/kernel/idreg-override.c | 9
2 files changed, 5 insertions(+), 37 deletions(-)
diff --git a/arch/arm64/Kconfig b/ar
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/hexagon/Kconfig| 11 +--
arch/hexagon/kernel/setup.c | 10 ++
2 files changed, 3 insertions(+), 18 deletions(-)
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index 44a4
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/microblaze/Kconfig | 24 +---
arch/microblaze/configs/mmu_defconfig | 2 +-
arch/microblaze/kernel/head.S | 4 ++--
3 files changed, 4 insertions(+), 26 deletio
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/nios2/Kconfig| 24 +---
arch/nios2/kernel/setup.c | 13 -
2 files changed, 5 insertions(+), 32 deletions(-)
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
in
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/openrisc/Kconfig | 10 +-
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index 591acc5990dc..ca1d0f18fe16 100644
--- a/arch/openrisc/Kco
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/riscv/Kconfig| 44 +--
arch/riscv/kernel/setup.c | 5 ++---
2 files changed, 3 insertions(+), 46 deletions(-)
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kco
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/xtensa/Kconfig | 15 +--
arch/xtensa/configs/audio_kc705_defconfig | 1 -
arch/xtensa/configs/common_defconfig| 1 -
arch/xtensa/configs/generic_kc705_defco
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/sh/Kconfig | 30 +
arch/sh/configs/ap325rxa_defconfig | 2 +-
arch/sh/configs/dreamcast_defconfig | 2 +-
arch/sh/configs/ecovec24-romima
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/sparc/Kconfig | 18 +-
arch/sparc/prom/bootstr_64.c | 2 +-
2 files changed, 2 insertions(+), 18 deletions(-)
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 164a525
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/x86/Kconfig| 45 ++---
arch/x86/kernel/setup.c | 17 ++
drivers/firmware/efi/libstub/x86-stub.c | 26 +++---
3 files changed, 18
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/mips/Kconfig | 1 +
arch/mips/Kconfig.debug | 44 ---
arch/mips/configs/ar7_defconfig | 1 -
arch/mips/configs/bcm47xx_defconfig
All architectures providing CONFIG_CMDLINE_EXTEND
are now converted to GENERIC_CMDLINE.
This configuration item is not used anymore, drop it.
Signed-off-by: Christophe Leroy
---
init/Kconfig | 6 --
1 file changed, 6 deletions(-)
diff --git a/init/Kconfig b/init/Kconfig
index af0d84662cc2.
Hey Daniel,
On 3/26/21 2:24 AM, Daniel Axtens wrote:
Hi Daniel,
Two small nitpicks:
This patch adds a 'last online' check in dlpar_cpu_offline() to catch
the 'last online CPU' offline error, eturning a more informative error
^--- s/eturning/returning/;
On Mär 26 2021, Christophe Leroy wrote:
> diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
> index f8f15332caa2..e7c91ee478d1 100644
> --- a/arch/riscv/kernel/setup.c
> +++ b/arch/riscv/kernel/setup.c
> @@ -20,6 +20,7 @@
> #include
> #include
> #include
> +#include
>
>
changes in v3 after Daniel Axtens review:
- fixed typo in commit mgs
- fixed block comment format to make checkpatch happy
v2 link:
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20210323205056.52768-2-danielhb...@gmail.com/
changes in v2 after Michael Ellerman review:
- moved the verific
One of the reasons that dlpar_cpu_offline can fail is when attempting to
offline the last online CPU of the kernel. This can be observed in a
pseries QEMU guest that has hotplugged CPUs. If the user offlines all
other CPUs of the guest, and a hotplugged CPU is now the last online
CPU, trying to rec
Le 26/03/2021 à 15:08, Andreas Schwab a écrit :
On Mär 26 2021, Christophe Leroy wrote:
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index f8f15332caa2..e7c91ee478d1 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -20,6 +20,7 @@
#include
#
Hi all,
this series cleans up the exec code by sharing the native vs compat
versions less awkwardly.
Diffstat:
arch/arm64/include/asm/unistd32.h |4
arch/mips/kernel/syscalls/syscall_n32.tbl |4
arch/mips/kernel/syscalls/syscall_o32.tbl |4
arch/
Just call do_execveat instead.
Signed-off-by: Christoph Hellwig
---
fs/exec.c | 11 +--
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c
index 18594f11c31fe1..b63fb020909075 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1978,15 +1978,6 @@ int kernel_execve
Just call compat_do_execve instead.
Signed-off-by: Christoph Hellwig
---
fs/exec.c | 17 +
1 file changed, 1 insertion(+), 16 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c
index b63fb020909075..06e07278b456fa 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1990,21 +1990,6 @@ static
The only differenence betweeen the compat exec* syscalls and their
native versions is the compat_ptr sign extension, and the fact that
the pointer arithmetics for the two dimensional arrays needs to use
the compat pointer size. Instead of the compat wrappers and the
struct user_arg_ptr machinery j
Remove the duplicated copying of the pathname into the common helper.
Signed-off-by: Christoph Hellwig
---
fs/exec.c | 13 ++---
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c
index b34c1eb9e7ad8e..5c0dd8f85fe7b5 100644
--- a/fs/exec.c
+++ b/fs/exec.c
Le 22/03/2021 à 18:53, Andrii Nakryiko a écrit :
On Mon, Mar 22, 2021 at 9:37 AM Christophe Leroy
wrote:
This series implements extended BPF on powerpc32. For the implementation
details, see the patch before the last.
The following operations are not implemented:
case BPF
On 26/3/21 10:53 pm, dingsen...@163.com wrote:
From: dingsenjie
Remove unneeded variable: "rc".
Signed-off-by: dingsenjie
This looks obviously correct and doesn't raise any checkpatch warnings.
Reviewed-by: Andrew Donnellan
--
Andrew Donnellan OzLabs, ADL Canberra
a...@linux
On Fri, Mar 26, 2021 at 3:38 PM Christoph Hellwig wrote:
>
> The only differenence betweeen the compat exec* syscalls and their
> native versions is the compat_ptr sign extension, and the fact that
> the pointer arithmetics for the two dimensional arrays needs to use
> the compat pointer size. In
On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
wrote:
>
> The purpose of this series is to improve and enhance the
> handling of kernel boot arguments.
>
> It is first focussed on powerpc but also extends the capability
> for other arches.
>
> This is based on suggestion from Daniel Walker
>
>
On Fri, Mar 26, 2021 at 3:38 PM Christoph Hellwig wrote:
>
> Just call do_execveat instead.
>
> Signed-off-by: Christoph Hellwig
Reviewed-by: Arnd Bergmann
On Fri, Mar 26, 2021 at 3:38 PM Christoph Hellwig wrote:
>
> Remove the duplicated copying of the pathname into the common helper.
>
> Signed-off-by: Christoph Hellwig
Looks correct, but
> -static int do_execveat(int fd, struct filename *filename,
> +static int do_execveat(int fd, const char __
Hello,
On 3/26/21 10:50 AM, Christophe Leroy wrote:
>
>
> Le 26/03/2021 à 11:46, Michael Ellerman a écrit :
>> Laurent Dufour writes:
>>> Le 25/03/2021 à 17:56, Laurent Dufour a écrit :
Le 25/03/2021 à 17:46, Christophe Leroy a écrit :
> Le 25/03/2021 à 17:11, Laurent Dufour a écrit :
On Fri, Mar 26, 2021 at 8:20 AM Christophe Leroy
wrote:
>
>
>
> Le 26/03/2021 à 15:08, Andreas Schwab a écrit :
> > On Mär 26 2021, Christophe Leroy wrote:
> >
> >> diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
> >> index f8f15332caa2..e7c91ee478d1 100644
> >> --- a/arch/riscv
On 27/3/21 1:19 am, Daniel Henrique Barboza wrote:
One of the reasons that dlpar_cpu_offline can fail is when attempting to
offline the last online CPU of the kernel. This can be observed in a
pseries QEMU guest that has hotplugged CPUs. If the user offlines all
other CPUs of the guest, and a hot
On Mär 26 2021, Christoph Hellwig wrote:
> Just call compat_do_execve instead.
ITYM compat_do_execveat here.
Andreas.
--
Andreas Schwab, sch...@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
wrote:
>
> This code provides architectures with a way to build command line
> based on what is built in the kernel and what is handed over by the
> bootloader, based on selected compile-time options.
Note that I have this patch pending:
https://p
On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
wrote:
>
> This converts the architecture to GENERIC_CMDLINE.
>
> Signed-off-by: Christophe Leroy
> ---
> arch/arm/Kconfig | 38 +--
> arch/arm/kernel/atags_parse.c | 15 +-
> 2 files change
Le 26/03/2021 à 16:47, Rob Herring a écrit :
On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
wrote:
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy
---
arch/arm/Kconfig | 38 +--
arch/arm/kernel/atags_pars
On March 26, 2021 12:23:04 PM GMT-03:00, Athira Rajeev
wrote:
>
>
>On 25-Mar-2021, at 1:13 AM, Jiri Olsa wrote:
>
>On Mon, Mar 22, 2021 at 10:57:25AM -0400, Athira Rajeev wrote:
>
>Add arch specific arch_evsel__set_sample_weight() to set the new
>sample type for powerpc.
>
>Add arch specific
Le 26/03/2021 à 16:42, Rob Herring a écrit :
On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
wrote:
This code provides architectures with a way to build command line
based on what is built in the kernel and what is handed over by the
bootloader, based on selected compile-time options.
No
Le 26/03/2021 à 16:13, Dmitry Safonov a écrit :
Hello,
On 3/26/21 10:50 AM, Christophe Leroy wrote:
Le 26/03/2021 à 11:46, Michael Ellerman a écrit :
Laurent Dufour writes:
Le 25/03/2021 à 17:56, Laurent Dufour a écrit :
Le 25/03/2021 à 17:46, Christophe Leroy a écrit :
Le 25/03/2021
On Fri, Mar 26, 2021 at 03:38:30PM +0100, Christoph Hellwig wrote:
> -static const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr)
> +static const char __user *
> +get_user_arg_ptr(const char __user *const __user *argv, int nr)
> {
> - const char __user *native;
> -
> -#ifdef
On 3/26/21 4:11 PM, Christophe Leroy wrote:
[..]
>>>
>>> Dmitry proposed the same, see
>>> https://github.com/0x7f454c46/linux/commit/783c7a2532d2219edbcf555cc540eab05f698d2a
>>>
>>>
>>>
>>> Discussion at https://github.com/checkpoint-restore/criu/issues/1417
>>
>> Yeah, I didn't submit it official
From: Al Viro
> Sent: 26 March 2021 16:12
>
> On Fri, Mar 26, 2021 at 03:38:30PM +0100, Christoph Hellwig wrote:
>
> > +static const char __user *
> > +get_user_arg_ptr(const char __user *const __user *argv, int nr)
> > {
> > + if (in_compat_syscall()) {
> > + const compat_uptr_t __u
Le 26/03/2021 à 17:32, Dmitry Safonov a écrit :
On 3/26/21 4:11 PM, Christophe Leroy wrote:
[..]
Dmitry proposed the same, see
https://github.com/0x7f454c46/linux/commit/783c7a2532d2219edbcf555cc540eab05f698d2a
Discussion at https://github.com/checkpoint-restore/criu/issues/1417
Yeah, I
On 3/26/21 5:07 PM, Christophe Leroy wrote:
> No, the problem is that user access has to be allowed for the flush()
>
> A hacky solution would be to call user_access_begin() , will test that
> later
Yeah, cool.
Will it be fine if I send the vvar patch with your Tested-by?
Thanks,
Dm
On Fri, Mar 26, 2021 at 7:42 AM Christophe Leroy
wrote:
>
>
>
> Le 22/03/2021 à 18:53, Andrii Nakryiko a écrit :
> > On Mon, Mar 22, 2021 at 9:37 AM Christophe Leroy
> > wrote:
> >>
> >> This series implements extended BPF on powerpc32. For the implementation
> >> details, see the patch before th
+Nico who added the line in question.
On Fri, Mar 26, 2021 at 9:50 AM Christophe Leroy
wrote:
>
>
>
> Le 26/03/2021 à 16:47, Rob Herring a écrit :
> > On Fri, Mar 26, 2021 at 7:44 AM Christophe Leroy
> > wrote:
> >>
> >> This converts the architecture to GENERIC_CMDLINE.
> >>
> >> Signed-off-by:
Le 26/03/2021 à 18:11, Dmitry Safonov a écrit :
On 3/26/21 5:07 PM, Christophe Leroy wrote:
No, the problem is that user access has to be allowed for the flush()
A hacky solution would be to call user_access_begin() , will test that
later
Yeah, cool.
Will it be fine if I send the vvar pat
On 3/26/21 6:40 PM, Christophe Leroy wrote:
>
>
> Le 26/03/2021 à 18:11, Dmitry Safonov a écrit :
>> On 3/26/21 5:07 PM, Christophe Leroy wrote:
>>> No, the problem is that user access has to be allowed for the flush()
>>>
>>> A hacky solution would be to call user_access_begin() , will test that
On Friday, March 26, 2021 4:07:55 AM -03 Aneesh Kumar K.V wrote:
> H_PROTECT expect the flag value to include
> flags: AVPN, pp0, pp1, pp2, key0-key4, Noexec, CMO Option flags
>
> This patch updates hpte_updatepp() to fetch the storage key value from the
> linux page table and use the same in H_PRO
On 25-Mar-2021, at 1:13 AM, Jiri Olsa wrote:On Mon, Mar 22, 2021 at 10:57:25AM -0400, Athira Rajeev wrote:Add arch specific arch_evsel__set_sample_weight() to set the newsample type for powerpc.Add arch specific arch_perf_parse_sample_weight() to store thesample->weight values depending on the sam
Christoph Hellwig writes:
> diff --git a/fs/exec.c b/fs/exec.c
> index 06e07278b456fa..b34c1eb9e7ad8e 100644
> --- a/fs/exec.c
> +++ b/fs/exec.c
> @@ -391,47 +391,34 @@ static int bprm_mm_init(struct linux_binprm *bprm)
> return err;
> }
>
> -struct user_arg_ptr {
> -#ifdef CONFIG_COMPA
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