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Documentation: update config name in real-time architecture support

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Commit 4843a45ef9fe8 ("entry: Rename "kvm" entry code assets to "virt"
to genericize APIs") renames the config KVM_XFER_TO_GUEST_WORK to
VIRT_XFER_TO_GUEST_WORK.

Adjust the documentation to the current situation, and specifically
refer to the new name of the config.

Signed-off-by: Lukas Bulwahn <lukas.bulwahn@redhat.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20251127154343.292156-3-bigeasy@linutronix.de>
This commit is contained in:
Lukas Bulwahn 2025-11-27 16:43:42 +01:00 • committed by Jonathan Corbet
parent 7548c69f51
commit 6c95f2d67f
1 changed files with 2 additions and 1 deletions
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3
Documentation/core-api/real-time/architecture-porting.rst
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@ -35,7 +35,8 @@ POSIX CPU timers and KVM
POSIX CPU timers must expire from thread context rather than directly within
the timer interrupt. This behavior is enabled by setting the configuration
option CONFIG_HAVE_POSIX_CPU_TIMERS_TASK_WORK.
When KVM is enabled, CONFIG_KVM_XFER_TO_GUEST_WORK must also be set to ensure
When virtualization support, such as KVM, is enabled,
CONFIG_VIRT_XFER_TO_GUEST_WORK must also be set to ensure
that any pending work, such as POSIX timer expiration, is handled before
transitioning into guest mode.