Age | Commit message (Collapse) | Author |
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Use the __counted_by compiler attribute for the data[] flexible array
member to improve the results of array bound sanitizers.
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Reviewed-by: Kees Cook <kees@kernel.org>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20240619-ims-pcu-counted_by-v1-1-3ee0ead2e57d@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Switch to using guard(mutex)() notation to acquire and automatically
release mutexes.
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240610164301.1048482-4-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Switch the driver to use managed resources to simplify error handling.
Link: https://lore.kernel.org/r/20240610164301.1048482-3-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Switch to using input_set_capability() instead of using __set_bit() to
make clear what exactly kinds of events (EV_KEY, EV_REL) are being
declared.
Also drop redundant calls setting EV_ABS and ABS_X|Y|Z bits as that is
taken care by input_set_abs_params().
Link: https://lore.kernel.org/r/20240610164301.1048482-2-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Instead of creating driver-specific device attributes with
sysfs_create_group() have device core do this by setting up dev_groups
pointer in the driver structure.
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Link: https://lore.kernel.org/r/20240610164301.1048482-1-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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On x86, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/input/touchscreen/cyttsp_i2c_common.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/input/misc/soc_button_array.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/input/matrix-keymap.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/input/vivaldi-fmap.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/input/tests/input_test.o
Add the missing invocation of the MODULE_DESCRIPTION() macro to all
files which have a MODULE_LICENSE().
This includes drivers/input/misc/sgi_btns.c which, although it did not
produce a warning with the x86 allmodconfig configuration, may cause
this warning with other configurations when either CONFIG_SGI_IP22 or
CONFIG_SGI_IP32 is enabled.
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Link: https://lore.kernel.org/r/20240609-md-drivers-input-v1-1-a2f394e0f9d8@quicinc.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter).
At the same time refactor the code to not use assignment in "if"
conditions.
This patch has no effect on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237FEA55FAC8A9453F2DA6F8BC42@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter).
The refactoring is mostly trivial except for "usbtouchscreen.c"
file. Here, in the "mtouch_alloc" and "nexio_alloc" functions,
it is necessary to use a variable with a predefined type instead
of the "usbtouch->priv" variable (void * type). This way, the
"sizeof" operator can now know the correct size. Moreover, we
need to set the "usbtouch->priv" pointer after the memory
allocation since now the "kmalloc" return value is not assigned
directly.
This patch has no effect on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB723708364CC0DF2EAAFEE5968BC42@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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struct cap11xx_hw_model is supposed to describe the chip capabilities,
however later code changes introduced checks against chip ID.
Introduce new capabilities in cap11xx_hw_model and use them when applying
chip configuration, and remove the enum for chip ID. While at it, rename
no_gain to has_gain to match the rest of the new capabilities.
Reviewed-by: Jiri Valek - 2N <jiriv@axis.com>
Link: https://lore.kernel.org/r/ZXlCRsnOu_L8xeTC@google.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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When one or more axes are inverted, (where min > max), normalize the
data so that min < max and invert the values reported to the input
stack.
This ensures we can continue defining the device correctly in the
device tree while not breaking downstream assumptions that min is
always less than max.
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Acked-by: Artur Rojek <contact@artur-rojek.eu>
Link: https://lore.kernel.org/r/20240115192752.266367-1-macroalpha82@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/PAXPR02MB72483F512F863C74A4AECA2B8BFB2@PAXPR02MB7248.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237D3D898CCC9C50C18DE078BFB2@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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This brings in support for guard(disable_irq)(...);
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Drivers often need to first disable an interrupt, carry out some
action, and then reenable the interrupt. Introduce support for the
"guard" notation for this so that the following is possible:
...
scoped_cond_guard(mutex_intr, return -EINTR, &data->sysfs_mutex) {
guard(disable_irq)(&client->irq);
error = elan_acquire_baseline(data);
if (error)
return error;
}
...
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/ZljAV6HjkPSEhWSw@google.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Fixes: 6c7cc1a29d1e ("Input: wacom_w8001 - simplify device name generation")
Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Link: https://lore.kernel.org/r/20240605164656.61623-1-jason.gerecke@wacom.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237B05083487507CFAF96B08BFE2@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237FB736DBF67A58798FDF38BFE2@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237884EB989EFF55D1BEF8B8BFE2@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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It is preferred to use sizeof(*pointer) instead of sizeof(type)
due to the type of the variable can change and one needs not
change the former (unlike the latter). This patch has no effect
on runtime behavior.
Signed-off-by: Erick Archer <erick.archer@outlook.com>
Link: https://lore.kernel.org/r/AS8PR02MB7237277464F23CA168BFB3B18BF52@AS8PR02MB7237.eurprd02.prod.outlook.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Replace pairs of strscpy/strlcat calls with snprintf.
Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Link: https://lore.kernel.org/r/CANRwn3SuTjdCCK4YH1ObvsC_gZuythAQ7kSHJP-CiAFw9h5Qcw@mail.gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Sync up with the mainline to bring in the new cleanup API.
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The driver is compatible with FocalTech FT5452 and FT8719 touchscreens
too. FT5452 supports up to 5 touch points. FT8719 supports up to 10 touch
points. Add compatible data for both of them.
Signed-off-by: Joel Selvaraj <joelselvaraj.oss@gmail.com>
Link: https://lore.kernel.org/r/20240521-add-support-ft5452-and-ft8719-touchscreen-v1-2-2a648ac7176b@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Document FocalTech FT5452 and FT8719 support by adding their compatibles.
Signed-off-by: Joel Selvaraj <joelselvaraj.oss@gmail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240521-add-support-ft5452-and-ft8719-touchscreen-v1-1-2a648ac7176b@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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Add VID and PID to the xpad_device and VID to the xpad_table
to allow driver to use Machenike G5 Pro Controller, which is
XTYPE_XBOX360 compatible in Xinput mode.
Signed-off-by: Kirill Artemev <artewar6767@gmail.com>
Link: https://lore.kernel.org/r/20240516032926.12501-2-artewar6767@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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If an input device declares too many capability bits then modalias
string for such device may become too long and not fit into uevent
buffer, resulting in failure of sending said uevent. This, in turn,
may prevent userspace from recognizing existence of such devices.
This is typically not a concern for real hardware devices as they have
limited number of keys, but happen with synthetic devices such as
ones created by xen-kbdfront driver, which creates devices as being
capable of delivering all possible keys, since it doesn't know what
keys the backend may produce.
To deal with such devices input core will attempt to trim key data,
in the hope that the rest of modalias string will fit in the given
buffer. When trimming key data it will indicate that it is not
complete by placing "+," sign, resulting in conversions like this:
old: k71,72,73,74,78,7A,7B,7C,7D,8E,9E,A4,AD,E0,E1,E4,F8,174,
new: k71,72,73,74,78,7A,7B,7C,+,
This should allow existing udev rules continue to work with existing
devices, and will also allow writing more complex rules that would
recognize trimmed modalias and check input device characteristics by
other means (for example by parsing KEY= data in uevent or parsing
input device sysfs attributes).
Note that the driver core may try adding more uevent environment
variables once input core is done adding its own, so when forming
modalias we can not use the entire available buffer, so we reduce
it by somewhat an arbitrary amount (96 bytes).
Reported-by: Jason Andryuk <jandryuk@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Tested-by: Jason Andryuk <jandryuk@gmail.com>
Link: https://lore.kernel.org/r/ZjAWMQCJdrxZkvkB@google.com
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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These drivers don't use the driver_data member of struct i2c_device_id,
so don't explicitly initialize this member.
This prepares putting driver_data in an anonymous union which requires
either no initialization or named designators. But it's also a nice
cleanup on its own.
While add it, also remove commas after the sentinel entries.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20240509174158.2211071-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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In "struct zet6223_ts", the 'vcc' and 'vio' fields are unused.
So, remove them.
Found with cppcheck, unusedStructMember.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/3065d885341e2730dd3e7905d75514796a8c25e4.1715507858.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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In "struct icn8505_data", the 'wake_gpio' field is unused.
There is also nothing about gpio neither in this driver nor in the
data-sheet.
So, remove it.
Found with cppcheck, unusedStructMember.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/37443a675ca07c91c5f0118ce255406e6e3c08f5.1715502304.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux
Pull Kselftest fixes from Mickaël Salaün:
"Fix Kselftest's vfork() side effects.
As reported by Kernel Test Robot and Sean Christopherson, some
tests fail since v6.9-rc1 . This is due to the use of vfork() which
introduced some side effects. Similarly, while making it more generic,
a previous commit made some Landlock file system tests flaky, and
subject to the host's file system mount configuration.
This fixes all these side effects by replacing vfork() with clone3()
and CLONE_VFORK, which is cleaner (no arbitrary shared memory) and
makes the Kselftest framework more robust"
Link: https://lore.kernel.org/oe-lkp/202403291015.1fcfa957-oliver.sang@intel.com
Link: https://lore.kernel.org/r/ZjPelW6-AbtYvslu@google.com
Link: https://lore.kernel.org/r/20240511171445.904356-1-mic@digikod.net
* tag 'kselftest-fix-vfork-2024-05-12' of git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux:
selftests/harness: Handle TEST_F()'s explicit exit codes
selftests/harness: Fix vfork() side effects
selftests/harness: Share _metadata between forked processes
selftests/pidfd: Fix wrong expectation
selftests/harness: Constify fixture variants
selftests/landlock: Do not allocate memory in fixture data
selftests/harness: Fix interleaved scheduling leading to race conditions
selftests/harness: Fix fixture teardown
selftests/landlock: Fix FS tests when run on a private mount point
selftests/pidfd: Fix config for pidfd_setns_test
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Pull kvm fix from Paolo Bonzini:
- Fix NULL pointer read on s390 in ioctl(KVM_CHECK_EXTENSION) for
/dev/kvm
* tag 'for-linus-6.9' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: s390: Check kvm pointer when testing KVM_CAP_S390_HPAGE_1M
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git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras
Pull EDAC fix from Borislav Petkov:
- Fix a race condition when clearing error count bits and toggling the
error interrupt throug the same register, in synopsys_edac
* tag 'edac_urgent_for_v6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
EDAC/synopsys: Fix ECC status and IRQ control race condition
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Borislav Petkov:
- Add a new PCI ID which belongs to a new AMD CPU family 0x1a
- Ensure that that last level cache ID is set in all cases, in the AMD
CPU topology parsing code, in order to prevent invalid scheduling
domain CPU masks
* tag 'x86_urgent_for_v6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/topology/amd: Ensure that LLC ID is initialized
x86/amd_nb: Add new PCI IDs for AMD family 0x1a
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If TEST_F() explicitly calls exit(code) with code different than 0, then
_metadata->exit_code is set to this code (e.g. KVM_ONE_VCPU_TEST()). We
need to keep in mind that _metadata->exit_code can be KSFT_SKIP while
the process exit code is 0.
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Will Drewry <wad@chromium.org>
Reported-by: Sean Christopherson <seanjc@google.com>
Tested-by: Sean Christopherson <seanjc@google.com>
Closes: https://lore.kernel.org/r/ZjPelW6-AbtYvslu@google.com
Fixes: 0710a1a73fb4 ("selftests/harness: Merge TEST_F_FORK() into TEST_F()")
Link: https://lore.kernel.org/r/20240511171445.904356-11-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Setting the time namespace with CLONE_NEWTIME returns -EUSERS if the
calling thread shares memory with another thread (because of the shared
vDSO), which is the case when it is created with vfork().
Fix pidfd_setns_test by replacing test harness's vfork() call with a
clone3() call with CLONE_VFORK, and an explicit sharing of the
_metadata and self objects.
Replace _metadata->teardown_parent with a new FIXTURE_TEARDOWN_PARENT()
helper that can replace FIXTURE_TEARDOWN(). This is a cleaner approach
and it enables to selectively share the fixture data between the child
process running tests and the parent process running the fixture
teardown. This also avoids updating several tests to not rely on the
self object's copy-on-write property (e.g. storing the returned value of
a fork() call).
Cc: Christian Brauner <brauner@kernel.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Günther Noack <gnoack@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Will Drewry <wad@chromium.org>
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202403291015.1fcfa957-oliver.sang@intel.com
Fixes: 0710a1a73fb4 ("selftests/harness: Merge TEST_F_FORK() into TEST_F()")
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-10-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Unconditionally share _metadata between all forked processes, which
enables to actually catch errors which were previously ignored.
This is required for a following commit replacing vfork() with clone3()
and CLONE_VFORK (i.e. not sharing the full memory) . It should also be
useful to share _metadata to extend expectations to test process's
forks. For instance, this change identified a wrong expectation in
pidfd_setns_test.
Because this _metadata is used by the new XFAIL_ADD(), use a global
pointer initialized in TEST_F(). This is OK because only XFAIL_ADD()
use it, and XFAIL_ADD() already depends on TEST_F().
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: Will Drewry <wad@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-9-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Replace a wrong EXPECT_GT(self->child_pid_exited, 0) with EXPECT_GE(),
which will be actually tested on the parent and child sides with a
following commit.
Cc: Shuah Khan <skhan@linuxfoundation.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Link: https://lore.kernel.org/r/20240511171445.904356-8-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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FIXTURE_VARIANT_ADD() types are passed as const pointers to
FIXTURE_TEARDOWN(). Make that explicit by constifying the variants
declarations.
Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: Will Drewry <wad@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-7-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Do not allocate self->dir_path in the test process because this would
not be visible in the FIXTURE_TEARDOWN() process when relying on
fork()/clone3() instead of vfork().
This change is required for a following commit removing vfork() call to
not break the layout3_fs.* test cases.
Cc: Günther Noack <gnoack@google.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-6-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Fix a race condition when running several FIXTURE_TEARDOWN() managing
the same resource. This fixes a race condition in the Landlock file
system tests when creating or unmounting the same directory.
Using clone3() with CLONE_VFORK guarantees that the child and grandchild
test processes are sequentially scheduled. This is implemented with a
new clone3_vfork() helper replacing the fork() call.
This avoids triggering this error in __wait_for_test():
Test ended in some other way [127]
Cc: Christian Brauner <brauner@kernel.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Günther Noack <gnoack@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Will Drewry <wad@chromium.org>
Fixes: 41cca0542d7c ("selftests/harness: Fix TEST_F()'s vfork handling")
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-5-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Make sure fixture teardowns are run when test cases failed, including
when _metadata->teardown_parent is set to true.
Make sure only one fixture teardown is run per test case, handling the
case where the test child forks.
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Shengyu Li <shengyu.li.evgeny@gmail.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Fixes: 72d7cb5c190b ("selftests/harness: Prevent infinite loop due to Assert in FIXTURE_TEARDOWN")
Fixes: 0710a1a73fb4 ("selftests/harness: Merge TEST_F_FORK() into TEST_F()")
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-4-mic@digikod.net
Rule: add
Link: https://lore.kernel.org/stable/20240506165518.474504-4-mic%40digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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According to the test environment, the mount point of the test's working
directory may be shared or not, which changes the visibility of the
nested "tmp" mount point for the test's parent process calling
umount("tmp").
This was spotted while running tests in containers [1], where mount
points are private.
Cc: Günther Noack <gnoack@google.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Link: https://github.com/landlock-lsm/landlock-test-tools/pull/4 [1]
Fixes: 41cca0542d7c ("selftests/harness: Fix TEST_F()'s vfork handling")
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240511171445.904356-3-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Required by switch_timens() to open /proc/self/ns/time_for_children.
CONFIG_GENERIC_VDSO_TIME_NS is not available on UML, so pidfd_setns_test
cannot be run successfully on this architecture.
Cc: Shuah Khan <skhan@linuxfoundation.org>
Fixes: 2b40c5db73e2 ("selftests/pidfd: add pidfd setns tests")
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Link: https://lore.kernel.org/r/20240511171445.904356-2-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Pull drm fixes from Dave Airlie:
"This should be the last set of fixes for 6.9, i915, xe and amdgpu are
the bulk here, one of the previous nouveau fixes turned up an issue,
so reverting it, otherwise one core and a couple of meson fixes.
core:
- fix connector debugging output
i915:
- Automate CCS Mode setting during engine resets
- Fix audio time stamp programming for DP
- Fix parsing backlight BDB data
xe:
- Fix use zero-length element array
- Move more from system wq to ordered private wq
- Do not ignore return for drmm_mutex_init
amdgpu:
- DCN 3.5 fix
- MST DSC fixes
- S0i3 fix
- S4 fix
- HDP MMIO mapping fix
- Fix a regression in visible vram handling
amdkfd:
- Spatial partition fix
meson:
- dw-hdmi: power-up fixes
- dw-hdmi: add badngap setting for g12
nouveau:
- revert SG_DEBUG fix that has a side effect"
* tag 'drm-fixes-2024-05-11' of https://gitlab.freedesktop.org/drm/kernel:
Revert "drm/nouveau/firmware: Fix SG_DEBUG error with nvkm_firmware_ctor()"
drm/amdgpu: Fix comparison in amdgpu_res_cpu_visible
drm/amdkfd: don't allow mapping the MMIO HDP page with large pages
drm/xe: Use ordered WQ for G2H handler
drm/xe/guc: Check error code when initializing the CT mutex
drm/xe/ads: Use flexible-array
Revert "drm/amdkfd: Add partition id field to location_id"
dm/amd/pm: Fix problems with reboot/shutdown for some SMU 13.0.4/13.0.11 users
drm/amd/display: MST DSC check for older devices
drm/amd/display: Fix idle optimization checks for multi-display and dual eDP
drm/amd/display: Fix DSC-re-computing
drm/amd/display: Enable urgent latency adjustments for DCN35
drm/connector: Add \n to message about demoting connector force-probes
drm/i915/bios: Fix parsing backlight BDB data
drm/i915/audio: Fix audio time stamp programming for DP
drm/i915/gt: Automate CCS Mode setting during engine resets
drm/meson: dw-hdmi: add bandgap setting for g12
drm/meson: dw-hdmi: power up phy on device init
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull MM fixes from Andrew Morton:
"18 hotfixes, 7 of which are cc:stable.
More fixups for this cycle's page_owner updates. And a few userfaultfd
fixes. Otherwise, random singletons - see the individual changelogs
for details"
* tag 'mm-hotfixes-stable-2024-05-10-13-14' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
mailmap: add entry for Barry Song
selftests/mm: fix powerpc ARCH check
mailmap: add entry for John Garry
XArray: set the marks correctly when splitting an entry
selftests/vDSO: fix runtime errors on LoongArch
selftests/vDSO: fix building errors on LoongArch
mm,page_owner: don't remove __GFP_NOLOCKDEP in add_stack_record_to_list
fs/proc/task_mmu: fix uffd-wp confusion in pagemap_scan_pmd_entry()
fs/proc/task_mmu: fix loss of young/dirty bits during pagemap scan
mm/vmalloc: fix return value of vb_alloc if size is 0
mm: use memalloc_nofs_save() in page_cache_ra_order()
kmsan: compiler_types: declare __no_sanitize_or_inline
lib/test_xarray.c: fix error assumptions on check_xa_multi_store_adv_add()
tools: fix userspace compilation with new test_xarray changes
MAINTAINERS: update URL's for KEYS/KEYRINGS_INTEGRITY and TPM DEVICE DRIVER
mm: page_owner: fix wrong information in dump_page_owner
maple_tree: fix mas_empty_area_rev() null pointer dereference
mm/userfaultfd: reset ptes when close() for wr-protected ones
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This reverts commit 52a6947bf576b97ff8e14bb0a31c5eaf2d0d96e2.
This causes loading failures in
[ 0.367379] nouveau 0000:01:00.0: NVIDIA GP104 (134000a1)
[ 0.474499] nouveau 0000:01:00.0: bios: version 86.04.50.80.13
[ 0.474620] nouveau 0000:01:00.0: pmu: firmware unavailable
[ 0.474977] nouveau 0000:01:00.0: fb: 8192 MiB GDDR5
[ 0.484371] nouveau 0000:01:00.0: sec2(acr): mbox 00000001 00000000
[ 0.484377] nouveau 0000:01:00.0: sec2(acr):load: boot failed: -5
[ 0.484379] nouveau 0000:01:00.0: acr: init failed, -5
[ 0.484466] nouveau 0000:01:00.0: init failed with -5
[ 0.484468] nouveau: DRM-master:00000000:00000080: init failed with -5
[ 0.484470] nouveau 0000:01:00.0: DRM-master: Device allocation failed: -5
[ 0.485078] nouveau 0000:01:00.0: probe with driver nouveau failed with error -50
I tried tracking it down but ran out of time this week, will revisit next week.
Reported-by: Dan Moulding <dan@danm.net>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
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https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes
Short summary of fixes pull:
core:
- fix connector debugging output
meson:
- dw-hdmi: power-up fixes
- dw-hdmi: add badngap setting for g12
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240510072027.GA9131@linux.fritz.box
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux
Pull gpio fixes from Bartosz Golaszewski:
"Some last-minute fixes for this release from the GPIO subsystem.
The first two address a regression in performance reported to me after
the conversion to using SRCU in GPIOLIB that was merged during the
v6.9 merge window. The second patch is not technically a fix but since
after the first one we no longer need to use a per-descriptor SRCU
struct, I think it's worth to simplify the code before it gets
released on Sunday.
The next two commits fix two memory issues: one use-after-free bug and
one instance of possibly leaking kernel stack memory to user-space.
Summary:
- fix a performance regression in GPIO requesting and releasing after
the conversion to SRCU
- fix a use-after-free bug due to a race-condition
- fix leaking stack memory to user-space in a GPIO uABI corner case"
* tag 'gpio-fixes-for-v6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
gpiolib: cdev: fix uninitialised kfifo
gpiolib: cdev: Fix use after free in lineinfo_changed_notify
gpiolib: use a single SRCU struct for all GPIO descriptors
gpiolib: fix the speed of descriptor label setting with SRCU
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https://gitlab.freedesktop.org/agd5f/linux into drm-fixes
amd-drm-fixes-6.9-2024-05-10:
amdgpu:
- DCN 3.5 fix
- MST DSC fixes
- S0i3 fix
- S4 fix
- HDP MMIO mapping fix
- Fix a regression in visible vram handling
amdkfd:
- Spatial partition fix
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240510171110.1394940-1-alexander.deucher@amd.com
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Include a .mailmap entry to synchronize with both my past and current
emails. Among them, three business mailboxes are dead.
Link: https://lkml.kernel.org/r/20240506042009.10854-1-21cnbao@gmail.com
Signed-off-by: Barry Song <v-songbaohua@oppo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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