History log of /linux/arch/x86/kernel/cpu/topology.c (Results 1 – 25 of 338)
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# 36ec807b 20-Sep-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.12 merge window.


Revision tags: v6.11, v6.11-rc7, v6.11-rc6, v6.11-rc5, v6.11-rc4, v6.11-rc3, v6.11-rc2, v6.11-rc1
# 3daee2e4 16-Jul-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.10' into next

Sync up with mainline to bring in device_for_each_child_node_scoped()
and other newer APIs.


# a23e1966 15-Jul-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.11 merge window.


Revision tags: v6.10, v6.10-rc7, v6.10-rc6, v6.10-rc5, v6.10-rc4, v6.10-rc3, v6.10-rc2
# 6f47c7ae 28-May-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.9' into next

Sync up with the mainline to bring in the new cleanup API.


# afeea275 04-Jul-2024 Maxime Ripard <mripard@kernel.org>

Merge drm-misc-next-2024-07-04 into drm-misc-next-fixes

Let's start the drm-misc-next-fixes cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>


# d754ed28 19-Jun-2024 Jani Nikula <jani.nikula@intel.com>

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

Sync to v6.10-rc3.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>


# 89aa02ed 12-Jun-2024 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-xe-next

Needed to get tracing cleanup and add mmio tracing series.

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


# 92815da4 12-Jun-2024 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Merge remote-tracking branch 'drm-misc/drm-misc-next' into HEAD

Merge drm-misc-next tree into the msm-next tree in order to be able to
use HDMI connector framework for the MSM HDMI driver.


# 375c4d15 27-May-2024 Maxime Ripard <mripard@kernel.org>

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

Let's start the new release cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>


Revision tags: v6.10-rc1
# 60a2f25d 16-May-2024 Tvrtko Ursulin <tursulin@ursulin.net>

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

Some display refactoring patches are needed in order to allow conflict-
less merging.

Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>


Revision tags: v6.9, v6.9-rc7
# aa66c93d 03-May-2024 Rodrigo Vivi <rodrigo.vivi@intel.com>

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

A backmerge to sync xe and i915 and allow us to merge
"Enable display support for Battlemage" series
through drm-intel

Link: https://patchwork.freedesktop.org

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

A backmerge to sync xe and i915 and allow us to merge
"Enable display support for Battlemage" series
through drm-intel

Link: https://patchwork.freedesktop.org/series/132429/

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

show more ...


# ae22b2f1 02-May-2024 Thomas Hellström <thomas.hellstrom@linux.intel.com>

Merge drm/drm-next into drm-xe-next

Avoid falling too far behind drm-next.

Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>


# 3c691407 16-Jul-2024 Benjamin Tissoires <bentiss@kernel.org>

Merge branch 'for-6.11/trivial' into for-linus

Couple of trivial fixes:
- extra semicolon (Chen Ni)
- typo (Thorsten Blum)


# e19de206 31-May-2024 Jakub Kicinski <kuba@kernel.org>

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

Conflicts:

drivers/net/ethernet/ti/icssg/icssg_classifier.c
abd5576b9c57 ("net: t

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

Conflicts:

drivers/net/ethernet/ti/icssg/icssg_classifier.c
abd5576b9c57 ("net: ti: icssg-prueth: Add support for ICSSG switch firmware")
56a5cf538c3f ("net: ti: icssg-prueth: Fix start counter for ft1 filter")
https://lore.kernel.org/all/20240531123822.3bb7eadf@canb.auug.org.au/

No other adjacent changes.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

show more ...


# 0c8ea05e 04-Jul-2024 Peter Zijlstra <peterz@infradead.org>

Merge branch 'tip/x86/cpu'

The Lunarlake patches rely on the new VFM stuff.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>


# 594ce0b8 10-Jun-2024 Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Merge topic branches 'clkdev' and 'fixes' into for-linus


# f73a058b 28-May-2024 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

v6.10-rc1 is released, forward from v6.9

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>


# 3a390f24 25-May-2024 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'x86-urgent-2024-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:

- Fix regressions of the new x86 CPU VFM (vendor/family/model)
enumer

Merge tag 'x86-urgent-2024-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:

- Fix regressions of the new x86 CPU VFM (vendor/family/model)
enumeration/matching code

- Fix crash kernel detection on buggy firmware with
non-compliant ACPI MADT tables

- Address Kconfig warning

* tag 'x86-urgent-2024-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/cpu: Fix x86_match_cpu() to match just X86_VENDOR_INTEL
crypto: x86/aes-xts - switch to new Intel CPU model defines
x86/topology: Handle bogus ACPI tables correctly
x86/kconfig: Select ARCH_WANT_FRAME_POINTERS again when UNWINDER_FRAME_POINTER=y

show more ...


# 9d22c963 17-May-2024 Thomas Gleixner <tglx@linutronix.de>

x86/topology: Handle bogus ACPI tables correctly

The ACPI specification clearly states how the processors should be
enumerated in the MADT:

"To ensure that the boot processor is supported post ini

x86/topology: Handle bogus ACPI tables correctly

The ACPI specification clearly states how the processors should be
enumerated in the MADT:

"To ensure that the boot processor is supported post initialization,
two guidelines should be followed. The first is that OSPM should
initialize processors in the order that they appear in the MADT. The
second is that platform firmware should list the boot processor as the
first processor entry in the MADT.
...
Failure of OSPM implementations and platform firmware to abide by
these guidelines can result in both unpredictable and non optimal
platform operation."

The kernel relies on that ordering to detect the real BSP on crash kernels
which is important to avoid sending a INIT IPI to it as that would cause a
full machine reset.

On a Dell XPS 16 9640 the BIOS ignores this rule and enumerates the CPUs in
the wrong order. As a consequence the kernel falsely detects a crash kernel
and disables the corresponding CPU.

Prevent this by checking the IA32_APICBASE MSR for the BSP bit on the boot
CPU. If that bit is set, then the MADT based BSP detection can be safely
ignored. If the kernel detects a mismatch between the BSP bit and the first
enumerated MADT entry then emit a firmware bug message.

This obviously also has to be taken into account when the boot APIC ID and
the first enumerated APIC ID match. If the boot CPU does not have the BSP
bit set in the APICBASE MSR then there is no way for the boot CPU to
determine which of the CPUs is the real BSP. Sending an INIT to the real
BSP would reset the machine so the only sane way to deal with that is to
limit the number of CPUs to one and emit a corresponding warning message.

Fixes: 5c5682b9f87a ("x86/cpu: Detect real BSP on crash kernels")
Reported-by: Carsten Tolkmit <ctolkmit@ennit.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Carsten Tolkmit <ctolkmit@ennit.de>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/87le48jycb.ffs@tglx
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218837

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Revision tags: v6.9-rc6
# 0d31ea58 23-Apr-2024 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.9-rc5 into usb-next

We need the usb/thunderbolt fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# e5019b14 23-Apr-2024 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.9-rc5 into driver-core-next

We want the kernfs fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# 660a7080 23-Apr-2024 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.9-rc5 into tty-next

We want the tty fixes in here as well, and it resolves a merge conflict
in:
drivers/tty/serial/serial_core.c
as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfou

Merge 6.9-rc5 into tty-next

We want the tty fixes in here as well, and it resolves a merge conflict
in:
drivers/tty/serial/serial_core.c
as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# df1aa5b0 23-Apr-2024 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.9-rc5 into char-misc-next

We need the char/misc fixes in here as well to work off of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# 173b0b5b 22-Apr-2024 Arnaldo Carvalho de Melo <acme@redhat.com>

Merge remote-tracking branch 'torvalds/master' into perf-tools-next

To pick up fixes sent via perf-tools, by Namhyung Kim.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>


Revision tags: v6.9-rc5
# 640958fd 16-Apr-2024 Andrew Morton <akpm@linux-foundation.org>

Merge branch 'master' into mm-stable


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