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authorPawan Gupta <pawan.kumar.gupta@linux.intel.com>2022-05-19 20:32:13 -0700
committerBorislav Petkov <bp@suse.de>2022-05-21 12:16:04 +0200
commit8d50cdf8b8341770bc6367bce40c0c1bb0e1d5b3 (patch)
treefa000ed5dd9092d29137ca27a2dddd4b350f2fdc /Documentation/ABI/testing/sysfs-devices-system-cpu
parentx86/speculation/mmio: Enable CPU Fill buffer clearing on idle (diff)
downloadlinux-dev-8d50cdf8b8341770bc6367bce40c0c1bb0e1d5b3.tar.xz
linux-dev-8d50cdf8b8341770bc6367bce40c0c1bb0e1d5b3.zip
x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
Add the sysfs reporting file for Processor MMIO Stale Data vulnerability. It exposes the vulnerability and mitigation state similar to the existing files for the other hardware vulnerabilities. Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com> Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-devices-system-cpu')
-rw-r--r--Documentation/ABI/testing/sysfs-devices-system-cpu1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 2ad01cad7f1c..bcc974d276dc 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -526,6 +526,7 @@ What: /sys/devices/system/cpu/vulnerabilities
/sys/devices/system/cpu/vulnerabilities/srbds
/sys/devices/system/cpu/vulnerabilities/tsx_async_abort
/sys/devices/system/cpu/vulnerabilities/itlb_multihit
+ /sys/devices/system/cpu/vulnerabilities/mmio_stale_data
Date: January 2018
Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
Description: Information about CPU vulnerabilities