On Sun, May 6, 2018 at 7:36 PM, Kees Cook wrote:
> On Sun, May 6, 2018 at 2:31 PM, Paul Moore wrote:
>> On Thu, May 3, 2018 at 9:08 PM, Tyler Hicks wrote:
>>> Seccomp received improved logging controls in v4.14. Applications can opt
>>> into
>>> logging of "handled" actions (SECCOMP_RET_TRAP, S
On Tue, 2018-05-08 at 13:50 +1000, Nicholas Piggin wrote:
> On Tue, 08 May 2018 10:41:55 +1000
> "Alastair D'Silva" wrote:
>
> > On Mon, 2018-05-07 at 20:14 +0200, Frederic Barrat wrote:
> > >
> > > Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
> > > > From: Alastair D'Silva
> > > >
> >
On Tue, 08 May 2018 10:41:55 +1000
"Alastair D'Silva" wrote:
> On Mon, 2018-05-07 at 20:14 +0200, Frederic Barrat wrote:
> >
> > Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
> > > From: Alastair D'Silva
> > >
> > > In order for a userspace AFU driver to call the Power9 specific
> > > OC
On Mon, 2018-05-07 at 19:17 +0200, Frederic Barrat wrote:
>
> Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
> > From: Alastair D'Silva
> >
> > This patch adds a CPU feature bit to show whether the CPU has
> > the TIDR register available, enabling as_notify/wait in userspace.
> >
> > Signed-
On Mon, May 07, 2018 at 06:35:39AM -0300, Mauro Carvalho Chehab wrote:
> A number of new docs were added, but they're currently not on
> the index.rst from the session they're supposed to be, causing
> Sphinx warnings.
>
> Add them.
>
> Signed-off-by: Mauro Carvalho Chehab
Reviewed-by: Greg Kro
On Mon, May 07, 2018 at 06:35:44AM -0300, Mauro Carvalho Chehab wrote:
> The clk.rst is already in ReST format. So, move it to the
> driver-api guide, where it belongs.
>
> Signed-off-by: Mauro Carvalho Chehab
Reviewed-by: Greg Kroah-Hartman
--
To unsubscribe from this list: send the line "unsu
On Mon, May 07, 2018 at 06:35:38AM -0300, Mauro Carvalho Chehab wrote:
> commit 5d6d1ddd2730 ("firmware: move firmware loader into its own directory")
> and other commits renamed the old firmware_class.c file and split it
> into separate files, but documentation was not changed accordingly,
> causi
On Mon, May 07, 2018 at 06:35:53AM -0300, Mauro Carvalho Chehab wrote:
> /devel/v4l/docs/Documentation/driver-api/uio-howto.rst:715: WARNING:
> Unexpected indentation.
>
> Signed-off-by: Mauro Carvalho Chehab
Reviewed-by: Greg Kroah-Hartman
--
To unsubscribe from this list: send the line "unsu
On Mon, 2018-05-07 at 20:14 +0200, Frederic Barrat wrote:
>
> Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
> > From: Alastair D'Silva
> >
> > In order for a userspace AFU driver to call the Power9 specific
> > OCXL_IOCTL_ENABLE_P9_WAIT, it needs to verify that it can actually
> > make that
On Mon, 2018-05-07 at 19:37 +0200, Frederic Barrat wrote:
>
> Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
> > From: Alastair D'Silva
> >
> > The current implementation of TID allocation, using a global IDR,
> > may
> > result in an errant process starving the system of available TIDs.
> >
On 05/02/2018 10:08 AM, Peter Zijlstra wrote:
> On Thu, Apr 19, 2018 at 09:47:02AM -0400, Waiman Long wrote:
>> diff --git a/Documentation/cgroup-v2.txt b/Documentation/cgroup-v2.txt
>> index c970bd7..8d89dc2 100644
>> --- a/Documentation/cgroup-v2.txt
>> +++ b/Documentation/cgroup-v2.txt
>> @@ -14
On 05/07/2018 07:17 PM, Luis R. Rodriguez wrote:
> On Mon, May 07, 2018 at 04:59:11PM -0400, Waiman Long wrote:
>> diff --git a/ipc/ipc_sysctl.c b/ipc/ipc_sysctl.c
>> index 49f9bf4..d62335f 100644
>> --- a/ipc/ipc_sysctl.c
>> +++ b/ipc/ipc_sysctl.c
>> @@ -120,7 +120,8 @@ static int proc_ipc_sem_doi
On 05/07/2018 06:39 PM, Luis R. Rodriguez wrote:
> On Mon, May 07, 2018 at 04:59:09PM -0400, Waiman Long wrote:
>> A user can write arbitrary integer values to msgmni and shmmni sysctl
>> parameters without getting error, but the actual limit is really
>> IPCMNI (32k). This can mislead users as the
On Mon, May 07, 2018 at 04:59:11PM -0400, Waiman Long wrote:
> diff --git a/ipc/ipc_sysctl.c b/ipc/ipc_sysctl.c
> index 49f9bf4..d62335f 100644
> --- a/ipc/ipc_sysctl.c
> +++ b/ipc/ipc_sysctl.c
> @@ -120,7 +120,8 @@ static int proc_ipc_sem_dointvec(struct ctl_table *table,
> int write,
> static i
On Mon, May 07, 2018 at 04:59:09PM -0400, Waiman Long wrote:
> A user can write arbitrary integer values to msgmni and shmmni sysctl
> parameters without getting error, but the actual limit is really
> IPCMNI (32k). This can mislead users as they think they can get a
> value that is not real.
>
>
- Align and show updated ls devices output from the TC2, based on
current driver
- Provide an example from an ETMv4 based system (Juno)
- Reflect changes to the way the RAM write pointer is accessed since
it got changed in commit 7d83d17795ef ("coresight: tmc: adding sysFS
management entrie
For SysV semaphores, the semmni value is the last part of the 4-element
sem number array. To make semmni behave in a similar way to msgmni and
shmmni, we can't directly use the _minmax handler. Instead, a special
sem specific handler is added to check the last argument to make sure
that it is limit
A user can write arbitrary integer values to msgmni and shmmni sysctl
parameters without getting error, but the actual limit is really
IPCMNI (32k). This can mislead users as they think they can get a
value that is not real.
The right limits are now set for msgmni and shmmni so that the users
will
The maximum number of unique System V IPC identifiers was limited to
32k. That limit should be big enough for most use cases.
However, there are some users out there requesting for more. To satisfy
the need of those users, a new boot time kernel option "ipcmni_extend"
is added to extend the IPCMN
The mixing in of a sequence number into the IPC IDs is probably to
avoid ID reuse in userspace as much as possible. With extended IPCMNI
mode, the number of usable sequence numbers is greatly reduced leading
to higher chance of ID reuse.
To address this issue, we need to conserve the sequence numb
v6->v7:
- Drop the range clamping code and just return error instead for now
until there is user request for clamping support.
- Fix compilation error when CONFIG_SYSVIPC_SYSCTL isn't defined.
v5->v6:
- Consolidate the 3 ctl_table flags into 2.
- Make similar changes to proc_doulongvec_minm
On 05/02/2018 11:06 AM, Eric W. Biederman wrote:
>
>>> and or users that may or may not exist. If you can find something that
>>> will care sure. We need to avoid breaking userspace and causing
>>> regressions. However as this stands it looks you are making maintenance
>>> of the kernel more dif
+ Robert Schwebel (who thankfully did the txt -> rst conversion for can.txt)
On 05/07/2018 11:35 AM, Mauro Carvalho Chehab wrote:
> As stated at:
>
> http://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html#footnotes
>
> A footnote should contain either a number, a reference
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
Signed-off-by: Alastair D'Silva
---
Acked-by: Frederic Barrat
Fred
Documentation/accelerators/ocxl.rst | 11 +++
1 file changed, 11 insertions(+)
diff --git a/Documentation/accelerators/ocxl.rst
b/
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
In order for a userspace AFU driver to call the Power9 specific
OCXL_IOCTL_ENABLE_P9_WAIT, it needs to verify that it can actually
make that call.
Signed-off-by: Alastair D'Silva
---
Documentation/accelerators/ocxl.r
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
In order to successfully issue as_notify, an AFU needs to know the TID
to notify, which in turn means that this information should be
available in userspace so it can be communicated to the AFU.
Signed-off-by: Alastair
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
The function removes the process element from NPU cache.
Signed-off-by: Alastair D'Silva
---
Acked-by: Frederic Barrat
arch/powerpc/include/asm/pnv-ocxl.h | 2 +-
arch/powerpc/platforms/powernv/ocxl.c | 4 ++
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
The current implementation of TID allocation, using a global IDR, may
result in an errant process starving the system of available TIDs.
Instead, use task_pid_nr(), as mentioned by the original author. The
scenario descr
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
Switch the use of TIDR on it's CPU feature, rather than assuming it
is available based on architecture.
Signed-off-by: Alastair D'Silva
---
Reviewed-by: Frederic Barrat
arch/powerpc/kernel/process.c | 6 +++---
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :
From: Alastair D'Silva
This patch adds a CPU feature bit to show whether the CPU has
the TIDR register available, enabling as_notify/wait in userspace.
Signed-off-by: Alastair D'Silva
---
arch/powerpc/include/asm/cputable.h | 3 ++-
arch/
On Mon, 7 May 2018 06:35:51 -0300
Mauro Carvalho Chehab wrote:
> Solve those Sphinx warnings:
>
> ./include/linux/iio/iio.h:270: warning: Function parameter or member
> 'scan_type.sign' not described in 'iio_chan_spec'
> ./include/linux/iio/iio.h:270: warning: Function parameter or mem
On Mon, 7 May 2018 13:51:21 +0530
Ravi Bangoria wrote:
> Hi Masami,
>
> On 05/04/2018 07:51 PM, Ravi Bangoria wrote:
> >
> >>> +}
> >>> +
> >>> +static void sdt_increment_ref_ctr(struct trace_uprobe *tu)
> >>> +{
> >>> + struct uprobe_map_info *info;
> >>> +
> >>> + uprobe_down_write_dup_mmap();
On 2018-05-07 08:49:08 [-0700], Tejun Heo wrote:
> Hello, Sebastian.
>
> On Fri, May 04, 2018 at 05:06:20PM +0200, Sebastian Andrzej Siewior wrote:
> > ata_sff_data_xfer_noirq() is invoked via the ->sff_data_xfer hook. The
> > latter is invoked by ata_pio_sector(), atapi_send_cdb() and
> > __atapi
Hello, Sebastian.
On Fri, May 04, 2018 at 05:06:20PM +0200, Sebastian Andrzej Siewior wrote:
> ata_sff_data_xfer_noirq() is invoked via the ->sff_data_xfer hook. The
> latter is invoked by ata_pio_sector(), atapi_send_cdb() and
> __atapi_pio_bytes() which in turn is invoked by ata_sff_hsm_move().
Commit 94e980cc45f2b2 ("Documentation/module-signing.txt: convert to
ReST markup") converted the .txt doc. to ReST markup, but it did not
update the references to the doc. (including in MAINTAINERS).
Signed-off-by: Andrea Parri
---
MAINTAINERS | 2 +-
certs/Kconfig | 2 +-
2 files changed, 2 i
On Mon, May 07, 2018 at 06:35:46AM -0300, Mauro Carvalho Chehab wrote:
> The code example at rcupdate.h currently produce lots of warnings:
>
> ./include/linux/rcupdate.h:572: WARNING: Unexpected indentation.
> ./include/linux/rcupdate.h:576: WARNING: Unexpected indentation.
> ./
On Mon, 2018-05-07 at 15:37 +0300, Kalle Valo wrote:
> Mauro Carvalho Chehab writes:
>
> > Sphinx produces a lot of errors like this:
> > ./include/net/mac80211.h:2083: warning: bad line: >
> >
> > Signed-off-by: Mauro Carvalho Chehab
>
> Randy already submitted a similar patch:
>
> http
Mauro Carvalho Chehab writes:
> Sphinx produces a lot of errors like this:
> ./include/net/mac80211.h:2083: warning: bad line: >
>
> Signed-off-by: Mauro Carvalho Chehab
Randy already submitted a similar patch:
https://patchwork.kernel.org/patch/10367275/
But it seems Johannes has not
On Mon, May 07, 2018 at 06:35:43AM -0300, Mauro Carvalho Chehab wrote:
> The circular-buffers.txt is already in ReST format. So, move it to the
> core-api guide, where it belongs.
>
> Signed-off-by: Mauro Carvalho Chehab
> ---
> Documentation/00-INDEX | 2
On Mon, May 07, 2018 at 06:35:41AM -0300, Mauro Carvalho Chehab wrote:
> The cachetlb.txt is already in ReST format. So, move it to the
> core-api guide, where it belongs.
>
> Signed-off-by: Mauro Carvalho Chehab
> ---
> Documentation/00-INDEX| 2 --
> Documentati
Hi Boris,
Em Mon, 7 May 2018 11:46:50 +0200
Boris Brezillon escreveu:
> Hi Mauro,
> > diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
> > index 5dad59b31244..b986f94906df 100644
> > --- a/include/linux/mtd/rawnand.h
> > +++ b/include/linux/mtd/rawnand.h
> > @@ -740,8 +740
Provides the script:
Documentation/features/scripts/features-refresh.sh
which operates on the arch-support.txt files and refreshes them in place.
This way [1],
"[...] we soft- decouple the refreshing of the entries from the
introduction of the features, while still making it all
Uses '!RWSEM_GENERIC_SPINLOCK' in place of 'Optimized asm/rwsem.h' as
Kconfig for 'rwsem-optimized': the new Kconfig expresses this feature
equivalently, while also enabling the script 'features-refresh.sh' to
operate on the corresponding arch support status file. Also refreshes
the status matrix b
Now that the script 'features-refresh.sh' is available, uses this script
to refresh all the arch-support.txt files in place.
Signed-off-by: Andrea Parri
Cc: Ingo Molnar
Cc: Jonathan Corbet
Cc: Andrew Morton
---
Documentation/features/core/BPF-JIT/arch-support.txt | 2 ++
.../featur
Commit 606b5908e split 'HAVE_BPF_JIT' into cBPF and eBPF variant.
Adds arch support status files for the new variants, and removes the
status file corresponding to 'HAVE_BPT_JIT'. The new status matrices
were auto-generated using the script 'features-refresh.sh'.
Signed-off-by: Andrea Parri
C
Suggested-by: Ingo Molnar
Signed-off-by: Andrea Parri
Cc: Ingo Molnar
Cc: Jonathan Corbet
Cc: Andrew Morton
---
.../features/lib/strncasecmp/arch-support.txt | 33 --
1 file changed, 33 deletions(-)
delete mode 100644 Documentation/features/lib/strncasecmp/arch-suppo
Suggested-by: Ingo Molnar
Signed-off-by: Andrea Parri
Cc: Ingo Molnar
Cc: Jonathan Corbet
Cc: Andrew Morton
---
.../features/vm/pte_special/arch-support.txt | 33 --
1 file changed, 33 deletions(-)
delete mode 100644 Documentation/features/vm/pte_special/arch-suppor
Hi,
This series provides the script 'features-refresh.sh', which operates on
the arch support status files, and it applies this script to refresh the
status files in place; previous discussions about this series are at [1].
The series is organized as follows.
- Patch 1/6 adds the script to 'Do
Hi Mauro,
On Mon, 7 May 2018 06:35:52 -0300
Mauro Carvalho Chehab wrote:
> Gets rid of those warnings and better document the parameters.
>
> ./include/linux/mtd/rawnand.h:752: warning: Function parameter or member
> 'timings.sdr' not described in 'nand_data_interface'
> ./include/linux/m
The bcache.txt is already in ReST format. So, move it to the
admin guide, where it belongs.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/00-INDEX | 2 --
Documentation/{bcache.txt => admin-guide/bcache.rst} | 0
Documentation/admin-guide/index.rst
The clk.rst is already in ReST format. So, move it to the
driver-api guide, where it belongs.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/00-INDEX | 2 --
Documentation/admin-guide/kernel-parameters.txt | 2 +-
Documentation/{clk.txt => driver-api/clk.rst} |
The cgroup-v2.txt is already in ReST format. So, move it to the
core-api guide, where it belongs.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/00-INDEX | 2 --
Documentation/{cgroup-v2.txt => admin-guide/cgroup-v2.rst} | 0
Documentation/admin-guide/
Those three warnings can easily solved by using :: to indicate a
code block:
./kernel/time/timer.c:1259: WARNING: Unexpected indentation.
./kernel/time/timer.c:1261: WARNING: Unexpected indentation.
./kernel/time/timer.c:1262: WARNING: Block quote ends without a blank
line
A number of new docs were added, but they're currently not on
the index.rst from the session they're supposed to be, causing
Sphinx warnings.
Add them.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/crypto/index.rst | 1 +
Documentation/driver-api/index.rst | 1 +
Documentation/proc
Solve those Sphinx warnings:
./include/linux/iio/iio.h:270: warning: Function parameter or member
'scan_type.sign' not described in 'iio_chan_spec'
./include/linux/iio/iio.h:270: warning: Function parameter or member
'scan_type.realbits' not described in 'iio_chan_spec'
./include/lin
The cachetlb.txt is already in ReST format. So, move it to the
core-api guide, where it belongs.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/00-INDEX| 2 --
Documentation/{cachetlb.txt => core-api/cachetlb.rst} | 0
Documentation/core-api/index.rst
commit 5d6d1ddd2730 ("firmware: move firmware loader into its own directory")
and other commits renamed the old firmware_class.c file and split it
into separate files, but documentation was not changed accordingly,
causing Sphinx errors.
Change the location accordingly at the documentation files.
Use code blocks to avoid those warnings and make it look nicer.
./drivers/video/fbdev/core/modedb.c:647: WARNING: Inline strong
start-string without end-string.
./drivers/video/fbdev/core/modedb.c:647: WARNING: Inline strong
start-string without end-string.
./drivers/vide
As stated at:
http://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html#footnotes
A footnote should contain either a number, a reference or
an auto number, e. g.:
[1], [#f1] or [#].
While using [*] accidentaly works for html, it fails for other
document outputs. In p
/devel/v4l/docs/Documentation/driver-api/uio-howto.rst:715: WARNING: Unexpected
indentation.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/driver-api/uio-howto.rst | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/driver-api/uio-howto.rst
b/Documentat
The circular-buffers.txt is already in ReST format. So, move it to the
core-api guide, where it belongs.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/00-INDEX | 2 --
.../{circular-buffers.txt => core-api/circular-buffers.rst} | 0
Documenta
Gets rid of those warnings and better document the parameters.
./include/linux/mtd/rawnand.h:752: warning: Function parameter or member
'timings.sdr' not described in 'nand_data_interface'
./include/linux/mtd/rawnand.h:817: warning: Function parameter or member
'buf' not described in 'nand_o
./Documentation/crypto/crypto_engine.rst:13: WARNING: Unexpected indentation.
./Documentation/crypto/crypto_engine.rst:15: WARNING: Block quote ends without
a blank line; unexpected unindent.
Signed-off-by: Mauro Carvalho Chehab
---
Documentation/crypto/crypto_engine.rst | 8 +---
1 file ch
Add a blank line to avoid this Sphinx warning:
./drivers/w1/w1_io.c:197: WARNING: Definition list ends without a blank
line; unexpected unindent.
Signed-off-by: Mauro Carvalho Chehab
---
drivers/w1/w1_io.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/w1/w1_io.c b/drivers/
Sphinx produces a lot of errors like this:
./include/net/mac80211.h:2083: warning: bad line: >
Signed-off-by: Mauro Carvalho Chehab
---
include/net/mac80211.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index d2279b
The flow diagram should be inside a code-block to avoid those
warnings:
./include/linux/wait.h:110: WARNING: Block quote ends without a blank
line; unexpected unindent.
./include/linux/wait.h:113: WARNING: Unexpected indentation.
./include/linux/wait.h:115: WARNING: Block q
I decided to give a try with Sphinx last stable version
(1.17.4), and noticed several issues. The worse one was
with the networking book: a non-standard footnote there
with [*] instead of a number causes it to break PDF building.
So, I took some spare time to address some warnings all over
the tre
The code example at rcupdate.h currently produce lots of warnings:
./include/linux/rcupdate.h:572: WARNING: Unexpected indentation.
./include/linux/rcupdate.h:576: WARNING: Unexpected indentation.
./include/linux/rcupdate.h:580: WARNING: Block quote ends without a
blank li
Hi Masami,
On 05/04/2018 07:51 PM, Ravi Bangoria wrote:
>
>>> +}
>>> +
>>> +static void sdt_increment_ref_ctr(struct trace_uprobe *tu)
>>> +{
>>> + struct uprobe_map_info *info;
>>> +
>>> + uprobe_down_write_dup_mmap();
>>> + info = uprobe_build_map_info(tu->inode->i_mapping,
>>> +
On Mon, 7 May 2018 11:02:10 +0800
"dongbo (E)" wrote:
> From: Dong Bo
>
> Update vfio_add_group_dev description to match the current API.
>
> Signed-off-by: Dong Bo
> ---
> Documentation/vfio.txt | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/vfi
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