Add kselftest support for open, linkat, unshare, mount tests
- Replace direct error handling with
`ksft_test_result_*` macros for better reporting
of test outcomes.
- Add `ksft_print_header()` and `ksft_set_plan()`
to structure test outputs more effectively.
- Introduce the helper function `
On 2024-10-24 22:56:53 [+0530], Naresh Kamboju wrote:
> On Thu, 24 Oct 2024 at 20:11, Naresh Kamboju
> wrote:
> >
> > Most of the tinyconfigs are failing on stable-rc linux-6.6.y.
> >
> > Build errors:
> > --
> > aarch64-linux-gnu-ld: kernel/task_work.o: in function `task_work_add':
>
On 25/10/24 15:59, Nicolin Chen wrote:
On Fri, Oct 25, 2024 at 03:54:44PM +1100, Alexey Kardashevskiy wrote:
On 22/10/24 11:20, Nicolin Chen wrote:
Following the previous vIOMMU series, this adds another vDEVICE structure,
representing the association from an iommufd_device to an iommufd_vio
So that we can check its exit code to judge whether it succeeds
or not.
Signed-off-by: Li Zhijian
---
.../testing/selftests/watchdog/watchdog-test.c | 17 +++--
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/tools/testing/selftests/watchdog/watchdog-test.c
b/tools/t
We are ready to run the watchdog tests and check its exit code.
An example output is like below:
linux/tools/testing/selftests/watchdog# make run_tests
TAP version 13
1..1
# timeout set to 45
# selftests: watchdog: run_watchdog-test.sh
# ./run_watchdog-test.sh: Feed dog
# Watchdog Tic
On Thu 2024-10-24 12:43:16, Wardenjohn wrote:
> Add "stack_order" sysfs attribute which holds the order in which a live
> patch module was loaded into the system. A user can then determine an
> active live patched version of a function.
>
> cat /sys/kernel/livepatch/livepatch_1/stack_order -> 1
>
On Fri, Oct 25, 2024 at 04:58:33PM +1100, Alexey Kardashevskiy wrote:
> > > > > Is there any real example of a .vdevice_alloc hook, besides the
> > > > > selftests? It is not in iommufd_viommu_p2-v4-with-rmr, hence the
> > > > > question. I am trying to sketch something with this new machinery and
On 25/10/24 16:41, Nicolin Chen wrote:
On Fri, Oct 25, 2024 at 04:32:10PM +1100, Alexey Kardashevskiy wrote:
External email: Use caution opening links or attachments
On 25/10/24 15:59, Nicolin Chen wrote:
On Fri, Oct 25, 2024 at 03:54:44PM +1100, Alexey Kardashevskiy wrote:
On 22/10/24 11
On Fri, Oct 25, 2024 at 04:32:10PM +1100, Alexey Kardashevskiy wrote:
> External email: Use caution opening links or attachments
>
>
> On 25/10/24 15:59, Nicolin Chen wrote:
> > On Fri, Oct 25, 2024 at 03:54:44PM +1100, Alexey Kardashevskiy wrote:
> > > On 22/10/24 11:20, Nicolin Chen wrote:
> >
On Fri, Oct 25, 2024 at 03:54:44PM +1100, Alexey Kardashevskiy wrote:
> On 22/10/24 11:20, Nicolin Chen wrote:
> > Following the previous vIOMMU series, this adds another vDEVICE structure,
> > representing the association from an iommufd_device to an iommufd_viommu.
> > This gives the whole archit
On 22/10/24 11:20, Nicolin Chen wrote:
Following the previous vIOMMU series, this adds another vDEVICE structure,
representing the association from an iommufd_device to an iommufd_viommu.
This gives the whole architecture a new "v" layer:
On Thu, Oct 24, 2024 at 11:07:57PM +, Sami Tolvanen wrote:
> > Changes in v7:
> > - Fix modpost to detect EXTENDED_MODVERSIONS based on a flag
> > - Drop patches to fix export_report.pl
>
> Unless Luis prefers to deal with this separately, perhaps you can
> just include a patch to delete expor
The MBM and MBA tests need to discover the event and umask with which to
configure the performance event used to measure read memory bandwidth.
This is done by parsing the
/sys/bus/event_source/devices/uncore_imc_/events/cas_count_read
file for each iMC instance that contains the formatted
output:
On Mon, Oct 21, 2024 at 05:20:17PM -0700, Nicolin Chen wrote:
> +/* Caller should xa_lock(&viommu->vdevs) to protect the return value */
> +struct device *vdev_to_dev(struct iommufd_vdevice *vdev)
> +{
> + return vdev ? vdev->idev->dev : NULL;
> +}
> +EXPORT_SYMBOL_NS_GPL(vdev_to_dev, IOMMUFD
On Mon, Oct 21, 2024 at 05:20:10PM -0700, Nicolin Chen wrote:
> struct iommufd_viommu_ops {
> + struct iommufd_vdevice *(*vdevice_alloc)(struct iommufd_viommu
> *viommu,
> +struct device *dev, u64 id);
> + void (*vdevice_free)(struct iom
Compiled binary files should be added to .gitignore
'git status' complains:
Untracked files:
(use "git add ..." to include in what will be committed)
mm/hugetlb_dio
mm/pkey_sighandler_tests_32
mm/pkey_sighandler_tests_64
Cc: Donet Tom
Cc: Andrew Morton
Cc: Shuah
On Wed, 23 Oct 2024 17:24:31 +, Bjorn Andersson wrote:
> With the transition of pd-mapper into the kernel, the timing was altered
> such that on some targets the initial rpmsg_send() requests from
> pmic_glink clients would be attempted before the firmware had announced
> intents, and the fir
Fix following sparse warnings:
tools/testing/selftests/resctrl/resctrl_val.c:47:6: warning: symbol
'membw_initialize_perf_event_attr' was not declared. Should it be static?
tools/testing/selftests/resctrl/resctrl_val.c:64:6: warning: symbol
'membw_ioctl_perf_event_ioc_reset_enable' was not decl
Add test for VLAN ping for HSR. The test adds vlan interfaces to the hsr
interface and then verifies if ping to them works.
Signed-off-by: MD Danish Anwar
---
tools/testing/selftests/net/hsr/config | 1 +
tools/testing/selftests/net/hsr/hsr_ping.sh | 63 -
2 files chang
Compiled binary files should be added to .gitignore
'git status' complains:
Untracked files:
(use "git add ..." to include in what will be committed)
alsa/global-timer
alsa/utimer-test
Cc: Mark Brown
Cc: Jaroslav Kysela
Cc: Takashi Iwai
Cc: Shuah Khan
Signed-off-by: Li Zhijian
---
Currently, watchdog-test keep running until it gets a SIGINT. However,
when watchdog-test is executed from the kselftests framework, where it
launches test via timeout which will send SIGTERM in time up. This could
lead to
1. watchdog haven't stop, a watchdog reset is triggered to reboot the OS
By default the MBM test uses the "fill_buf" benchmark to keep reading
from a buffer with size DEFAULT_SPAN while measuring memory bandwidth.
User space can provide an alternate benchmark or amend the size of
the buffer "fill_buf" should use.
Analysis of the MBM measurements do not require that a b
After `make run_tests`, the git status complains:
Untracked files:
(use "git add ..." to include in what will be committed)
zram/err.log
This file will be cleaned up when execute 'make clean'
Cc: Shuah Khan
Signed-off-by: Li Zhijian
---
Hello,
Cover letter is here.
This patch set a
Compiled binary files should be added to .gitignore
'git status' complains:
Untracked files:
(use "git add ..." to include in what will be committed)
filesystems/statmount/statmount_test_ns
Cc: Shuah Khan
Cc: Christian Brauner
Cc: Miklos Szeredi
Cc: Josef Bacik
Signed-off-by: Li Zhijian
Compiled binary files should be added to .gitignore
'git status' complains:
Untracked files:
(use "git add ..." to include in what will be committed)
net/netfilter/conntrack_reverse_clash
Cc: Pablo Neira Ayuso
Cc: Jozsef Kadlecsik
Cc: "David S. Miller"
Cc: Eric Dumazet
Cc: Jakub
After `make run_tests`, the git status complains:
Untracked files:
(use "git add ..." to include in what will be committed)
cpufreq/cpufreq_selftest.dmesg_cpufreq.txt
cpufreq/cpufreq_selftest.dmesg_full.txt
cpufreq/cpufreq_selftest.txt
Cc: "Rafael J. Wysocki"
Cc: Vires
```
readonly STATS="$(mktemp -p /tmp ns-XX)"
readonly BASE=`basename $STATS`
```
It could be a mistake to write to $BASE rather than $STATS, where $STATS
is used to save the NSTAT_HISTORY and it will be cleaned up before exit.
Cc: "David S. Miller"
Cc: Eric Dumazet
Cc: Jakub Kicinski
Cc: Pa
From: WingMan Kwok
Add support for creating VLAN interfaces over HSR/PRP interface.
Signed-off-by: WingMan Kwok
Signed-off-by: Murali Karicheri
Signed-off-by: MD Danish Anwar
---
net/hsr/hsr_device.c | 5 -
net/hsr/hsr_forward.c | 19 ++-
2 files changed, 14 insertions(
The Memory Bandwidth Allocation (MBA) test iterates through all possible
MBA allocations, from 10% (ALLOCATION_MIN) to 100% (ALLOCATION_MAX) with
increments of 10% (ALLOCATION_STEP) at each iteration. During each
iteration the test measures the actual memory bandwidth NUM_OF_RUNS times
to determine
The CMT, MBM, and MBA tests rely on a benchmark to generate
memory traffic. By default this is the "fill_buf" benchmark that
can be replaced via the "-b" command line argument.
The original intent of the "-b" command line parameter was
to replace the default "fill_buf" benchmark, but the implement
On Thu, 24 Oct 2024 at 20:11, Naresh Kamboju wrote:
>
> Most of the tinyconfigs are failing on stable-rc linux-6.6.y.
>
> Build errors:
> --
> aarch64-linux-gnu-ld: kernel/task_work.o: in function `task_work_add':
> task_work.c:(.text+0x190): undefined reference to `irq_work_queue'
> t
On Wed, Oct 23, 2024 at 02:31:29AM +, Matthew Maurer wrote:
> Generate both the existing modversions format and the new extended one
> when running modpost. Presence of this metadata in the final .ko is
> guarded by CONFIG_EXTENDED_MODVERSIONS.
>
> We no longer generate an error on long symbol
On Wed, Oct 23, 2024 at 02:31:27AM +, Matthew Maurer wrote:
> This patch series is intended for use alongside the Implement DWARF
> modversions series [1] to enable RUST and MODVERSIONS at the same
> time.
>
> Elsewhere, we've seen a desire for long symbol name support for LTO
> symbol names [
Hi Shuah,
On 10/24/24 3:36 PM, Shuah Khan wrote:
>
> Is this patch series ready to be applied?
>
I believe it is close ... I would like to give Ilpo some time to peek
at patches 2 and 10 to confirm if I got their fixes right this time. The
rest of the series is ready.
Thank you
Reinette
On Thu, Oct 24, 2024 at 06:45:58PM +0200, Uladzislau Rezki (Sony) wrote:
> There are two places where WARN_ON_ONCE() is called two times
> in the error paths. One which is encapsulated into if() condition
> and another one, which is unnecessary, is placed in the brackets.
>
> Remove an extra WARN_
On Wed, Oct 23, 2024 at 10:28:49AM -0700, Jeff Johnson wrote:
> On 10/21/24 12:33, Luis Chamberlain wrote:
> ...
> > +gen_template_module_exit()
> > +{
> > + cat < > +static int __init auto_test_module_init(void)
> > +{
> > + return auto_runtime_test();
> > +}
> > +module_init(
On 10/24/24 15:18, Reinette Chatre wrote:
Changes since V3:
- V3:
https://lore.kernel.org/all/cover.1729218182.git.reinette.cha...@intel.com/
- Rebased on HEAD 2a027d6bb660 of kselftest/next.
- Fix empty string parsing issues pointed out by Ilpo.
- Add Reviewed-by tags.
- Please see individual p
Within mba_setup() the programmed bandwidth delay value starts
at the maximum (100, or rather ALLOCATION_MAX) and progresses
towards ALLOCATION_MIN by decrementing with ALLOCATION_STEP.
The programmed bandwidth delay should never be negative, so
representing it with an unsigned int is most appropr
The resctrl selftests drop the results from every first test run
to avoid (per comment) "inaccurate due to monitoring setup transition
phase" data. Previously inaccurate data resulted from workloads needing
some time to "settle" and also the measurements themselves to
account for earlier measuremen
The CMT, MBA, and MBM tests rely on the resctrl_val() wrapper to
start and run a benchmark while providing test specific flows
via callbacks to do test specific configuration and measurements.
At a high level, the resctrl_val() flow is:
a) Start by fork()ing a child process that installs a
The MBA test incrementally throttles memory bandwidth, each time
followed by a comparison between the memory bandwidth observed
by the performance counters and resctrl respectively.
While a comparison between performance counters and resctrl is
generally appropriate, they do not have an identical
By default the MBM and MBA tests use the "fill_buf" benchmark to
read from a buffer with the goal to measure the memory bandwidth
generated by this buffer access.
Care should be taken when sizing the buffer used by the "fill_buf"
benchmark. If the buffer is small enough to fit in the cache then
it
The CMT, MBM, and MBA tests rely on a benchmark that runs while
the test makes changes to needed configuration (for example memory
bandwidth allocation) and takes needed measurements. By default
the "fill_buf" benchmark is used and by default (via its
"once = false" setting) "fill_buf" is configure
resctrl selftests discover system properties via a variety of sysfs files.
The MBM and MBA tests need to discover the event and umask with which to
configure the performance event used to measure read memory bandwidth.
This is done by parsing the contents of
/sys/bus/event_source/devices/uncore_imc
alloc_buffer() allocates and initializes (with random data) a
buffer of requested size. The initialization starts from the beginning
of the allocated buffer and incrementally assigns sizeof(uint64_t) random
data to each cache line. The initialization uses the size of the
buffer to control the initi
Hello:
This series was applied to riscv/linux.git (fixes)
by Palmer Dabbelt :
On Tue, 8 Oct 2024 17:41:37 +0800 you wrote:
> These patches are all simple fixes with no strong dependency though,
> I hope that making them a patchset will be more convenient for merge.
>
> The patchset are based on
On Tue, 08 Oct 2024 02:41:40 PDT (-0700), zhangchun...@iscas.ac.cn wrote:
The function name should be *hint* address, so correct it.
Reviewed-by: Charlie Jenkins
Signed-off-by: Chunyan Zhang
---
V1: https://lore.kernel.org/linux-mm/ZuOuedBpS7i3T%2Fo0@ghost/T/
---
tools/testing/selftests/mm/vi
On Thu, Oct 24, 2024 at 08:39:25AM GMT, Johan Hovold wrote:
> On Wed, Oct 23, 2024 at 05:24:33PM +, Bjorn Andersson wrote:
> > Some versions of the pmic_glink firmware does not allow dynamic GLINK
> > intent allocations, attempting to send a message before the firmware has
> > allocated its rec
On Thu, Oct 24, 2024 at 01:47:53PM +0300, Laurentiu Mihalcea wrote:
>
>
> On 10/24/2024 10:45 AM, Krzysztof Kozlowski wrote:
> > On Wed, Oct 23, 2024 at 12:21:11PM -0400, Laurentiu Mihalcea wrote:
> >> From: Laurentiu Mihalcea
> >>
> >> Add new compatible for imx95's CM7 with SOF.
> >>
> >> Sign
During mount, receive the root inode's mode (e.g. whether it is a
directory or a regular file) via GETATTR.
Currently, the only way to set this mode to anything but S_IFDIR is by
passing the mode's numerical value via the 'rootmode' mount option.
This is done automatically by libfuse, so users gen
A static analyzer for C, Smatch, reports and triggers below
warnings:
kernel/rcu/rcuscale.c:1215 rcu_scale_init()
warn: inconsistent returns 'global &fullstop_mutex'.
The checker complains about, we do not unlock the "fullstop_mutex"
mutex, in case of hitting below error path:
...
if
On Thu, Oct 24, 2024 at 10:00:47AM -0500, Konstantin Shkolnyy wrote:
On 10/24/2024 03:43, Stefano Garzarella wrote:
Other setsockopt() in the tests where we use unsigned long are
SO_VM_SOCKETS_* but they are expected to be unsigned, so we should be
fine.
It's actually not "signed vs unsigned",
Add test to validate end-to-end start/stop sequence for
each remoteproc instances available on target.
Add first test sequence to validated each instance sequencially
to identify any issue while booting each instance.
Add second test sequence to validate all instances concurrently
to identify any
A timer/ hrtimer softirq is raised in-IRQ context. With threaded
interrupts enabled or on PREEMPT_RT this leads to waking the ksoftirqd
for the processing of the softirq. ksoftirqd runs as SCHED_OTHER which
means it will compete with other tasks for CPU ressources.
This can introduce long delays fo
As an optimisation use __raise_softirq_irqoff() to raise the softirq.
This is always called from an interrupt handler so it can be reduced to
just or set softirq flag and let softirq be invoked on return from
interrupt.
Use __raise_softirq_irqoff() to raise the softirq.
Signed-off-by: Sebastian A
Le Wed, Oct 23, 2024 at 12:52:57PM +0200, Sebastian Andrzej Siewior a écrit :
> On 2024-10-23 08:30:18 [+0200], To Frederic Weisbecker wrote:
> > > > > > +void raise_timer_softirq(void)
> > > > > > +{
> > > > > > + unsigned long flags;
> > > > > > +
> > > > > > + local_irq_save(flags);
> > > >
Use dualstack socket to support both v4 and v6. v4-mapped-v6 address
can be used to do v4.
Reviewed-by: Mina Almasry
Signed-off-by: Stanislav Fomichev
---
tools/testing/selftests/net/ncdevmem.c | 85 +-
1 file changed, 57 insertions(+), 28 deletions(-)
diff --git a/tool
On 10/24/2024 10:45 AM, Krzysztof Kozlowski wrote:
> On Wed, Oct 23, 2024 at 12:21:11PM -0400, Laurentiu Mihalcea wrote:
>> From: Laurentiu Mihalcea
>>
>> Add new compatible for imx95's CM7 with SOF.
>>
>> Signed-off-by: Laurentiu Mihalcea
>> ---
>> .../bindings/remoteproc/fsl,imx-rproc.yaml
This series adds VLAN support to HSR framework.
This series also adds VLAN support to HSR mode of ICSSG Ethernet driver.
Changes from v1 to v2:
*) Added patch 4/4 to add test script related to VLAN in HSR as asked by
Lukasz Majewski
v1 https://lore.kernel.org/all/20241004074715.791191-1-danishan
From: Murali Karicheri
This patch adds support for VLAN ctag based filtering at slave devices.
The slave ethernet device may be capable of filtering ethernet packets
based on VLAN ID. This requires that when the VLAN interface is created
over an HSR/PRP interface, it passes the VID information to
On Thu, 2024-10-24 at 10:59 +0100, Patrick Roy wrote:
> The loop in test_create_guest_memfd_invalid that is supposed to test
> that nothing is accepted as a valid flag to KVM_CREATE_GUEST_MEMFD was
> initializing `flag` as 0 instead of BIT(0). This caused the loop to
> immediately exit instead of i
The loop in test_create_guest_memfd_invalid that is supposed to test
that nothing is accepted as a valid flag to KVM_CREATE_GUEST_MEMFD was
initializing `flag` as 0 instead of BIT(0). This caused the loop to
immediately exit instead of iterating over BIT(0), BIT(1), ... .
Fixes: 8a89efd43423 ("KVM
From: zhouyuhang
Test case idmap_mount_tree_invalid failed to run on the newer kernel
with the following output:
# RUN mount_setattr_idmapped.idmap_mount_tree_invalid ...
# mount_setattr_test.c:1428:idmap_mount_tree_invalid:Expected
sys_mount_setattr(open_tree_fd, "", AT_EMPTY_PATH
In kunit_debugfs_create_suite(), if alloc_string_stream() fails in the
kunit_suite_for_each_test_case() loop, the "suite->log = stream"
has assigned before, and the error path only free the suite->log's stream
memory but not set it to NULL in string_stream_destroy(), so the later
string_stream_clea
On Wed, Oct 23, 2024 at 04:00:31PM -0500, Konstantin Shkolnyy wrote:
This happens on 64-bit big-endian machines.
SO_RCVLOWAT requires an int parameter. However, instead of int, the test
uses unsigned long in one place and size_t in another. Both are 8 bytes
long on 64-bit machines. The kernel, ha
> On Oct 24, 2024, at 16:20, Petr Mladek wrote:
>
> On Thu 2024-10-24 12:43:17, Wardenjohn wrote:
>> Add selftest test cases to sysfs attribute 'stack_order'.
>>
>> Suggested-by: Petr Mladek
>> Signed-off-by: Wardenjohn
>> ---
>> .../testing/selftests/livepatch/test-sysfs.sh | 71 ++
On Thu 2024-10-24 12:43:17, Wardenjohn wrote:
> Add selftest test cases to sysfs attribute 'stack_order'.
>
> Suggested-by: Petr Mladek
> Signed-off-by: Wardenjohn
> ---
> .../testing/selftests/livepatch/test-sysfs.sh | 71 +++
> 1 file changed, 71 insertions(+)
>
> diff --git
On Wed, Oct 23, 2024 at 12:21:11PM -0400, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea
>
> Add new compatible for imx95's CM7 with SOF.
>
> Signed-off-by: Laurentiu Mihalcea
> ---
> .../bindings/remoteproc/fsl,imx-rproc.yaml| 58 +--
> 1 file changed, 53 insertions(
Hello Paolo,
Thank you for the review comments.
> > Add selftest case to check the send and receive throughput.
> > Supported link modes between local NIC driver and partner are varied.
> > Then send and receive throughput is captured and verified. Test uses
> > iperf3 tool.
> >
> > Signed-off-by
Hello Paolo,
Thank you for the review comments.
> > Add selftest file for the link layer tests of a NIC driver.
> > Test for auto-negotiation is added.
> > Add LinkConfig class for changing link layer configs.
> > Selftest makes use of ksft modules and ethtool.
> > Include selftest file in the Ma
Add selftest test cases to sysfs attribute 'stack_order'.
Suggested-by: Petr Mladek
Signed-off-by: Wardenjohn
---
.../testing/selftests/livepatch/test-sysfs.sh | 71 +++
1 file changed, 71 insertions(+)
diff --git a/tools/testing/selftests/livepatch/test-sysfs.sh
b/tools/testi
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