"Mitigation: $M" CPU is affected and mitigation $M is in effect
Details about the l1tf file can be found in
- Documentation/admin-guide/l1tf.rst
+ Documentation/admin-guide/hw-vuln/l1tf.rst
What: /sys/devices/system/cpu/smt
/sys/devices/system/cpu/smt/active
--- /dev/null
+========================
+Hardware vulnerabilities
+========================
+
+This section describes CPU vulnerabilities and provides an overview of the
+possible mitigations along with guidance for selecting mitigations if they
+are configurable at compile, boot or run time.
+
+.. toctree::
+ :maxdepth: 1
+
+ l1tf
kernel-parameters
devices
-This section describes CPU vulnerabilities and provides an overview of the
-possible mitigations along with guidance for selecting mitigations if they
-are configurable at compile, boot or run time.
+This section describes CPU vulnerabilities and their mitigations.
.. toctree::
:maxdepth: 1
- l1tf
+ hw-vuln/index
Here is a set of documents aimed at users who are trying to track down
problems and bugs in particular.
Default is 'flush'.
- For details see: Documentation/admin-guide/l1tf.rst
+ For details see: Documentation/admin-guide/hw-vuln/l1tf.rst
l2cr= [PPC]
pr_info("You may make it effective by booting the kernel with mem=%llu parameter.\n",
half_pa);
pr_info("However, doing so will make a part of your RAM unusable.\n");
- pr_info("Reading https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html might help you decide.\n");
+ pr_info("Reading https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html might help you decide.\n");
return;
}
return ERR_PTR(err);
}
-#define L1TF_MSG_SMT "L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details.\n"
-#define L1TF_MSG_L1D "L1TF CPU bug present and virtualization mitigation disabled, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details.\n"
+#define L1TF_MSG_SMT "L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details.\n"
+#define L1TF_MSG_L1D "L1TF CPU bug present and virtualization mitigation disabled, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details.\n"
static int vmx_vm_init(struct kvm *kvm)
{