Commit f9544b2b authored by Kees Cook's avatar Kees Cook Committed by Thomas Gleixner

x86/bugs: Make boot modes __ro_after_init

There's no reason for these to be changed after boot.
Signed-off-by: default avatarKees Cook <keescook@chromium.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 5c307089
...@@ -129,7 +129,8 @@ static const char *spectre_v2_strings[] = { ...@@ -129,7 +129,8 @@ static const char *spectre_v2_strings[] = {
#undef pr_fmt #undef pr_fmt
#define pr_fmt(fmt) "Spectre V2 : " fmt #define pr_fmt(fmt) "Spectre V2 : " fmt
static enum spectre_v2_mitigation spectre_v2_enabled = SPECTRE_V2_NONE; static enum spectre_v2_mitigation spectre_v2_enabled __ro_after_init =
SPECTRE_V2_NONE;
void x86_spec_ctrl_set(u64 val) void x86_spec_ctrl_set(u64 val)
{ {
...@@ -407,7 +408,7 @@ static void __init spectre_v2_select_mitigation(void) ...@@ -407,7 +408,7 @@ static void __init spectre_v2_select_mitigation(void)
#undef pr_fmt #undef pr_fmt
#define pr_fmt(fmt) "Speculative Store Bypass: " fmt #define pr_fmt(fmt) "Speculative Store Bypass: " fmt
static enum ssb_mitigation ssb_mode = SPEC_STORE_BYPASS_NONE; static enum ssb_mitigation ssb_mode __ro_after_init = SPEC_STORE_BYPASS_NONE;
/* The kernel command line selection */ /* The kernel command line selection */
enum ssb_mitigation_cmd { enum ssb_mitigation_cmd {
......
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