History log of /linux/kernel/entry/syscall_user_dispatch.c (Results 1 – 25 of 76)
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Revision tags: v6.7-rc5, v6.7-rc4, v6.7-rc3, v6.7-rc2, v6.7-rc1, v6.6, v6.6-rc7, v6.6-rc6, v6.6-rc5, v6.6-rc4, v6.6-rc3, v6.6-rc2, v6.6-rc1
# 1ac731c5 31-Aug-2023 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.6 merge window.


Revision tags: v6.5, v6.5-rc7, v6.5-rc6, v6.5-rc5, v6.5-rc4, v6.5-rc3
# 50501936 17-Jul-2023 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.4' into next

Sync up with mainline to bring in updates to shared infrastructure.


Revision tags: v6.5-rc2, v6.5-rc1, v6.4, v6.4-rc7
# db6da59c 15-Jun-2023 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-next into drm-misc-next-fixes

Backmerging to sync drm-misc-next-fixes with drm-misc-next.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


# 03c60192 12-Jun-2023 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Merge branch 'drm-next' of git://anongit.freedesktop.org/drm/drm into msm-next-lumag-base

Merge the drm-next tree to pick up the DRM DSC helpers (merged via
drm-intel-next tree). MSM DSC v1.2 patche

Merge branch 'drm-next' of git://anongit.freedesktop.org/drm/drm into msm-next-lumag-base

Merge the drm-next tree to pick up the DRM DSC helpers (merged via
drm-intel-next tree). MSM DSC v1.2 patches depend on these helpers.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

show more ...


Revision tags: v6.4-rc6
# 5c680050 06-Jun-2023 Miquel Raynal <miquel.raynal@bootlin.com>

Merge tag 'v6.4-rc4' into wpan-next/staging

Linux 6.4-rc4


# 9ff17e6b 05-Jun-2023 Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Merge drm/drm-next into drm-intel-gt-next

For conflict avoidance we need the following commit:

c9a9f18d3ad8 drm/i915/huc: use const struct bus_type pointers

Signed-off-by: Tvrtko Ursulin <tvrtko

Merge drm/drm-next into drm-intel-gt-next

For conflict avoidance we need the following commit:

c9a9f18d3ad8 drm/i915/huc: use const struct bus_type pointers

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

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Revision tags: v6.4-rc5, v6.4-rc4, v6.4-rc3
# 9c3a985f 17-May-2023 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-intel-next

Backmerge to get some hwmon dependencies.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>


Revision tags: v6.4-rc2
# 50282fd5 12-May-2023 Maxime Ripard <maxime@cerno.tech>

Merge drm/drm-fixes into drm-misc-fixes

Let's bring 6.4-rc1 in drm-misc-fixes to start the new fix cycle.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>


# ff32fcca 09-May-2023 Maxime Ripard <maxime@cerno.tech>

Merge drm/drm-next into drm-misc-next

Start the 6.5 release cycle.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>


Revision tags: v6.4-rc1
# 15bbeec0 25-Apr-2023 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'core-entry-2023-04-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull core entry/ptrace update from Thomas Gleixner:
"Provide a ptrace set/get interface for syscall user d

Merge tag 'core-entry-2023-04-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull core entry/ptrace update from Thomas Gleixner:
"Provide a ptrace set/get interface for syscall user dispatch. The main
purpose is to enable checkpoint/restore (CRIU) to handle processes
which utilize syscall user dispatch correctly"

* tag 'core-entry-2023-04-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
selftest, ptrace: Add selftest for syscall user dispatch config api
ptrace: Provide set/get interface for syscall user dispatch
syscall_user_dispatch: Untag selector address before access_ok()
syscall_user_dispatch: Split up set_syscall_user_dispatch()

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Revision tags: v6.3, v6.3-rc7, v6.3-rc6
# 3f67987c 07-Apr-2023 Gregory Price <gourry.memverge@gmail.com>

ptrace: Provide set/get interface for syscall user dispatch

The syscall user dispatch configuration can only be set by the task itself,
but lacks a ptrace set/get interface which makes it impossible

ptrace: Provide set/get interface for syscall user dispatch

The syscall user dispatch configuration can only be set by the task itself,
but lacks a ptrace set/get interface which makes it impossible to implement
checkpoint/restore for it.

Add the required ptrace requests and the get/set functions in the syscall
user dispatch code to make that possible.

Signed-off-by: Gregory Price <gregory.price@memverge.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20230407171834.3558-4-gregory.price@memverge.com

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# 463b7715 07-Apr-2023 Gregory Price <gourry.memverge@gmail.com>

syscall_user_dispatch: Untag selector address before access_ok()

To support checkpoint/restart, ptrace must be able to set the selector
of the tracee. The selector is a user pointer that may be sub

syscall_user_dispatch: Untag selector address before access_ok()

To support checkpoint/restart, ptrace must be able to set the selector
of the tracee. The selector is a user pointer that may be subject to
memory tagging extensions on some architectures (namely ARM MTE).

access_ok() clears memory tags for tagged addresses if the current task has
memory tagging enabled.

This obviously fails when ptrace modifies the selector of a tracee when
tracer and tracee do not have the same memory tagging enabled state.

Solve this by untagging the selector address before handing it to
access_ok(), like other ptrace functions which modify tracee pointers do.

Obviously a tracer can set an invalid selector address for the tracee, but
that's independent of tagging and a general capability of the tracer.

Suggested-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Gregory Price <gregory.price@memverge.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/all/ZCWXE04nLZ4pXEtM@arm.com/
Link: https://lore.kernel.org/r/20230407171834.3558-3-gregory.price@memverge.com

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# 43360686 07-Apr-2023 Gregory Price <gourry.memverge@gmail.com>

syscall_user_dispatch: Split up set_syscall_user_dispatch()

syscall user dispatch configuration is not covered by checkpoint/restore.

To prepare for ptrace access to the syscall user dispatch confi

syscall_user_dispatch: Split up set_syscall_user_dispatch()

syscall user dispatch configuration is not covered by checkpoint/restore.

To prepare for ptrace access to the syscall user dispatch configuration,
move the inner working of set_syscall_user_dispatch() into a helper
function. Make the helper function task pointer based and let
set_syscall_user_dispatch() invoke it with task=current.

No functional change.

Signed-off-by: Gregory Price <gregory.price@memverge.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20230407171834.3558-2-gregory.price@memverge.com

show more ...


Revision tags: v6.3-rc5, v6.3-rc4, v6.3-rc3, v6.3-rc2, v6.3-rc1, v6.2, v6.2-rc8, v6.2-rc7, v6.2-rc6, v6.2-rc5, v6.2-rc4, v6.2-rc3, v6.2-rc2, v6.2-rc1, v6.1, v6.1-rc8, v6.1-rc7, v6.1-rc6, v6.1-rc5, v6.1-rc4, v6.1-rc3, v6.1-rc2, v6.1-rc1, v6.0, v6.0-rc7, v6.0-rc6, v6.0-rc5, v6.0-rc4, v6.0-rc3, v6.0-rc2, v6.0-rc1, v5.19, v5.19-rc8, v5.19-rc7, v5.19-rc6, v5.19-rc5, v5.19-rc4, v5.19-rc3, v5.19-rc2, v5.19-rc1
# 03ab8e62 31-May-2022 Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

Merge tag 'v5.18'

Linux 5.18


Revision tags: v5.18, v5.18-rc7, v5.18-rc6, v5.18-rc5, v5.18-rc4, v5.18-rc3, v5.18-rc2, v5.18-rc1
# de4fb176 01-Apr-2022 Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Merge branches 'fixes' and 'misc' into for-linus


Revision tags: v5.17, v5.17-rc8, v5.17-rc7
# 1136fa0c 01-Mar-2022 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v5.17-rc4' into for-linus

Merge with mainline to get the Intel ASoC generic helpers header and
other changes.


Revision tags: v5.17-rc6, v5.17-rc5, v5.17-rc4, v5.17-rc3, v5.17-rc2
# 48ee4835 26-Jan-2022 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-fixes into drm-misc-fixes

Backmerging drm/drm-fixes into drm-misc-fixes for v5.17-rc1.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


Revision tags: v5.17-rc1
# 87a0b2fa 18-Jan-2022 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v5.16' into next

Sync up with mainline to bring in the latest API changes.


# da0119a9 10-Jan-2022 Borislav Petkov <bp@suse.de>

Merge branches 'edac-misc' and 'edac-amd64' into edac-updates-for-v5.17

Signed-off-by: Borislav Petkov <bp@suse.de>


# 8a2094d6 10-Jan-2022 Jiri Kosina <jkosina@suse.cz>

Merge branch 'for-5.17/core' into for-linus

- support for USI style pens (Tero Kristo, Mika Westerberg)
- quirk for devices that need inverted X/Y axes (Alistair Francis)
- small core code cleanups

Merge branch 'for-5.17/core' into for-linus

- support for USI style pens (Tero Kristo, Mika Westerberg)
- quirk for devices that need inverted X/Y axes (Alistair Francis)
- small core code cleanups and deduplication (Benjamin Tissoires)

show more ...


Revision tags: v5.16
# f81483aa 05-Jan-2022 Takashi Iwai <tiwai@suse.de>

Merge branch 'for-next' into for-linus

Pull 5.17 materials.

Signed-off-by: Takashi Iwai <tiwai@suse.de>


Revision tags: v5.16-rc8, v5.16-rc7, v5.16-rc6
# 17580470 17-Dec-2021 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-next into drm-misc-next-fixes

Backmerging to bring drm-misc-next-fixes up to the latest state for
the current release cycle.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


# 9758ff2f 16-Dec-2021 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-next into drm-misc-next

Backmerging for v5.16-rc5. Resolves a conflict between drm-misc-next
and drm-misc-fixes in the vc4 driver.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.d

Merge drm/drm-next into drm-misc-next

Backmerging for v5.16-rc5. Resolves a conflict between drm-misc-next
and drm-misc-fixes in the vc4 driver.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

show more ...


# 4922f092 15-Dec-2021 Jason Gunthorpe <jgg@nvidia.com>

Merge tag 'v5.16-rc5' into rdma.git for-next

Required due to dependencies in following patches.

Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>


# 6773cc31 13-Dec-2021 Ingo Molnar <mingo@kernel.org>

Merge tag 'v5.16-rc5' into locking/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


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