Documentation/l1tf: Fix typos
commit 1949f9f497
upstream
Fix spelling and other typos
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Родитель
ae217320c1
Коммит
40b696da70
|
@ -17,7 +17,7 @@ vulnerability is not present on:
|
|||
- Older processor models, where the CPU family is < 6
|
||||
|
||||
- A range of Intel ATOM processors (Cedarview, Cloverview, Lincroft,
|
||||
Penwell, Pineview, Slivermont, Airmont, Merrifield)
|
||||
Penwell, Pineview, Silvermont, Airmont, Merrifield)
|
||||
|
||||
- The Intel Core Duo Yonah variants (2006 - 2008)
|
||||
|
||||
|
@ -113,7 +113,7 @@ Attack scenarios
|
|||
deployment scenario. The mitigations, their protection scope and impact
|
||||
are described in the next sections.
|
||||
|
||||
The default mitigations and the rationale for chosing them are explained
|
||||
The default mitigations and the rationale for choosing them are explained
|
||||
at the end of this document. See :ref:`default_mitigations`.
|
||||
|
||||
.. _l1tf_sys_info:
|
||||
|
@ -191,15 +191,15 @@ Guest mitigation mechanisms
|
|||
- unconditional ('always')
|
||||
|
||||
The conditional mode avoids L1D flushing after VMEXITs which execute
|
||||
only audited code pathes before the corresponding VMENTER. These code
|
||||
pathes have beed verified that they cannot expose secrets or other
|
||||
only audited code paths before the corresponding VMENTER. These code
|
||||
paths have been verified that they cannot expose secrets or other
|
||||
interesting data to an attacker, but they can leak information about the
|
||||
address space layout of the hypervisor.
|
||||
|
||||
Unconditional mode flushes L1D on all VMENTER invocations and provides
|
||||
maximum protection. It has a higher overhead than the conditional
|
||||
mode. The overhead cannot be quantified correctly as it depends on the
|
||||
work load scenario and the resulting number of VMEXITs.
|
||||
workload scenario and the resulting number of VMEXITs.
|
||||
|
||||
The general recommendation is to enable L1D flush on VMENTER. The kernel
|
||||
defaults to conditional mode on affected processors.
|
||||
|
@ -262,7 +262,7 @@ Guest mitigation mechanisms
|
|||
Whether the interrupts with are affine to CPUs, which run untrusted
|
||||
guests, provide interesting data for an attacker depends on the system
|
||||
configuration and the scenarios which run on the system. While for some
|
||||
of the interrupts it can be assumed that they wont expose interesting
|
||||
of the interrupts it can be assumed that they won't expose interesting
|
||||
information beyond exposing hints about the host OS memory layout, there
|
||||
is no way to make general assumptions.
|
||||
|
||||
|
@ -299,7 +299,7 @@ Guest mitigation mechanisms
|
|||
to be brought up at least partially and are then shut down
|
||||
again. "nosmt" can be undone via the sysfs interface.
|
||||
|
||||
nosmt=force Has the same effect as "nosmt' but it does not allow to
|
||||
nosmt=force Has the same effect as "nosmt" but it does not allow to
|
||||
undo the SMT disable via the sysfs interface.
|
||||
=========== ==========================================================
|
||||
|
||||
|
|
Загрузка…
Ссылка в новой задаче