diff options
| author |   Pawan Gupta <pawan.kumar.gupta@linux.intel.com> | 2019-10-23 12:19:51 +0200 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2019-10-28 08:36:59 +0100 |
| commit | 6608b45ac5ecb56f9e171252229c39580cc85f0f (patch) | |
| tree | 4ae3b54c636d51e092d823da2104c8e7819d0d63 /include/linux/cpu.h | |
| parent | x86/speculation/taa: Add mitigation for TSX Async Abort (diff) | |
| download | linux-dev-6608b45ac5ecb56f9e171252229c39580cc85f0f.tar.xz linux-dev-6608b45ac5ecb56f9e171252229c39580cc85f0f.zip | |
x86/speculation/taa: Add sysfs reporting for TSX Async Abort
Add the sysfs reporting file for TSX Async Abort. It exposes the
vulnerability and the mitigation state similar to the existing files for
the other hardware vulnerabilities.
Sysfs file path is:
/sys/devices/system/cpu/vulnerabilities/tsx_async_abort
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Neelima Krishnan <neelima.krishnan@intel.com>
Reviewed-by: Mark Gross <mgross@linux.intel.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Josh Poimboeuf <jpoimboe@redhat.com>
Diffstat (limited to 'include/linux/cpu.h')
| -rw-r--r-- | include/linux/cpu.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index d0633ebdaa9c..f35369f79771 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -59,6 +59,9 @@ extern ssize_t cpu_show_l1tf(struct device *dev, struct device_attribute *attr, char *buf); extern ssize_t cpu_show_mds(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t cpu_show_tsx_async_abort(struct device *dev, + struct device_attribute *attr, + char *buf); extern __printf(4, 5) struct device *cpu_device_create(struct device *parent, void *drvdata, |