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-rw-r--r--drivers/base/cpu.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 0fccd8c0312e..6265871a4af2 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -561,6 +561,12 @@ ssize_t __weak cpu_show_tsx_async_abort(struct device *dev,
561 return sprintf(buf, "Not affected\n"); 561 return sprintf(buf, "Not affected\n");
562} 562}
563 563
564ssize_t __weak cpu_show_itlb_multihit(struct device *dev,
565 struct device_attribute *attr, char *buf)
566{
567 return sprintf(buf, "Not affected\n");
568}
569
564static DEVICE_ATTR(meltdown, 0444, cpu_show_meltdown, NULL); 570static DEVICE_ATTR(meltdown, 0444, cpu_show_meltdown, NULL);
565static DEVICE_ATTR(spectre_v1, 0444, cpu_show_spectre_v1, NULL); 571static DEVICE_ATTR(spectre_v1, 0444, cpu_show_spectre_v1, NULL);
566static DEVICE_ATTR(spectre_v2, 0444, cpu_show_spectre_v2, NULL); 572static DEVICE_ATTR(spectre_v2, 0444, cpu_show_spectre_v2, NULL);
@@ -568,6 +574,7 @@ static DEVICE_ATTR(spec_store_bypass, 0444, cpu_show_spec_store_bypass, NULL);
568static DEVICE_ATTR(l1tf, 0444, cpu_show_l1tf, NULL); 574static DEVICE_ATTR(l1tf, 0444, cpu_show_l1tf, NULL);
569static DEVICE_ATTR(mds, 0444, cpu_show_mds, NULL); 575static DEVICE_ATTR(mds, 0444, cpu_show_mds, NULL);
570static DEVICE_ATTR(tsx_async_abort, 0444, cpu_show_tsx_async_abort, NULL); 576static DEVICE_ATTR(tsx_async_abort, 0444, cpu_show_tsx_async_abort, NULL);
577static DEVICE_ATTR(itlb_multihit, 0444, cpu_show_itlb_multihit, NULL);
571 578
572static struct attribute *cpu_root_vulnerabilities_attrs[] = { 579static struct attribute *cpu_root_vulnerabilities_attrs[] = {
573 &dev_attr_meltdown.attr, 580 &dev_attr_meltdown.attr,
@@ -577,6 +584,7 @@ static struct attribute *cpu_root_vulnerabilities_attrs[] = {
577 &dev_attr_l1tf.attr, 584 &dev_attr_l1tf.attr,
578 &dev_attr_mds.attr, 585 &dev_attr_mds.attr,
579 &dev_attr_tsx_async_abort.attr, 586 &dev_attr_tsx_async_abort.attr,
587 &dev_attr_itlb_multihit.attr,
580 NULL 588 NULL
581}; 589};
582 590