diff options
| author | Pawan Gupta <pawan.kumar.gupta@linux.intel.com> | 2025-08-14 20:20:42 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-09-11 18:21:46 +0300 |
| commit | 459274c77b37ac63b78c928b4b4e748d1f9d05c8 (patch) | |
| tree | a5270cd760477bbf24e36e6ff458976c036aae50 /include/linux | |
| parent | d7ddc93392e4a7ffcccc86edf6ef3e64c778db52 (diff) | |
| download | linux-459274c77b37ac63b78c928b4b4e748d1f9d05c8.tar.xz | |
x86/vmscape: Enable the mitigation
Commit 556c1ad666ad90c50ec8fccb930dd5046cfbecfb upstream.
Enable the previously added mitigation for VMscape. Add the cmdline
vmscape={off|ibpb|force} and sysfs reporting.
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 4342b5694909..e682c75a3bb0 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -80,6 +80,7 @@ extern ssize_t cpu_show_reg_file_data_sampling(struct device *dev, extern ssize_t cpu_show_indirect_target_selection(struct device *dev, struct device_attribute *attr, char *buf); extern ssize_t cpu_show_tsa(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t cpu_show_vmscape(struct device *dev, struct device_attribute *attr, char *buf); extern __printf(4, 5) struct device *cpu_device_create(struct device *parent, void *drvdata, |