Mailing List Archive

commit 7a09966e7b2823b70f6d56d0cf66c11124f4a3c1
Author: Andrew Cooper <andrew.cooper3@citrix.com>
AuthorDate: Thu Mar 28 12:38:32 2024 +0000
Commit: Andrew Cooper <andrew.cooper3@citrix.com>
CommitDate: Thu Mar 28 19:59:34 2024 +0000

x86/spec-ctrl: Move __read_mostly data into __ro_after_init

These variables predate the introduction of __ro_after_init, but all qualify.
Update them to be consistent with the rest of the file.

No functional change.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
xen/arch/x86/spec_ctrl.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/xen/arch/x86/spec_ctrl.c b/xen/arch/x86/spec_ctrl.c
index 0b670c3ca7..6a889db70c 100644
--- a/xen/arch/x86/spec_ctrl.c
+++ b/xen/arch/x86/spec_ctrl.c
@@ -49,18 +49,18 @@ bool __ro_after_init opt_ssbd;
static int8_t __initdata opt_psfd = -1;

int8_t __ro_after_init opt_ibpb_ctxt_switch = -1;
-int8_t __read_mostly opt_eager_fpu = -1;
-int8_t __read_mostly opt_l1d_flush = -1;
+int8_t __ro_after_init opt_eager_fpu = -1;
+int8_t __ro_after_init opt_l1d_flush = -1;
static bool __initdata opt_branch_harden =
IS_ENABLED(CONFIG_SPECULATIVE_HARDEN_BRANCH);
static bool __initdata opt_lock_harden;

bool __initdata bsp_delay_spec_ctrl;
-uint8_t __read_mostly default_xen_spec_ctrl;
-uint8_t __read_mostly default_spec_ctrl_flags;
+uint8_t __ro_after_init default_xen_spec_ctrl;
+uint8_t __ro_after_init default_spec_ctrl_flags;

-paddr_t __read_mostly l1tf_addr_mask, __read_mostly l1tf_safe_maddr;
-bool __read_mostly cpu_has_bug_l1tf;
+paddr_t __ro_after_init l1tf_addr_mask, __ro_after_init l1tf_safe_maddr;
+bool __ro_after_init cpu_has_bug_l1tf;
static unsigned int __initdata l1d_maxphysaddr;

static bool __initdata cpu_has_bug_msbds_only; /* => minimal HT impact. */
@@ -316,8 +316,8 @@ static int __init cf_check parse_spec_ctrl(const char *s)
}
custom_param("spec-ctrl", parse_spec_ctrl);

-int8_t __read_mostly opt_xpti_hwdom = -1;
-int8_t __read_mostly opt_xpti_domu = -1;
+int8_t __ro_after_init opt_xpti_hwdom = -1;
+int8_t __ro_after_init opt_xpti_domu = -1;

static __init void xpti_init_default(void)
{
@@ -381,8 +381,8 @@ static int __init cf_check parse_xpti(const char *s)
}
custom_param("xpti", parse_xpti);

-int8_t __read_mostly opt_pv_l1tf_hwdom = -1;
-int8_t __read_mostly opt_pv_l1tf_domu = -1;
+int8_t __ro_after_init opt_pv_l1tf_hwdom = -1;
+int8_t __ro_after_init opt_pv_l1tf_domu = -1;

static int __init cf_check parse_pv_l1tf(const char *s)
{
--
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