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[xen master] Partial revert of "x86/MCE: optional build of AMD/Intel MCE code"



commit 12f9599a3b135afa270ccf0795f3e9665059955d
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Wed May 29 16:11:45 2024 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed May 29 16:11:45 2024 +0200

    Partial revert of "x86/MCE: optional build of AMD/Intel MCE code"
    
    {cmci,lmce}_support are written during S3 resume, so cannot live in
    __ro_after_init.  Move them back to being __read_mostly, as they were
    originally.
    
    Link: https://gitlab.com/xen-project/xen/-/jobs/6966698361
    Fixes: 19b6e9f9149f ("x86/MCE: optional build of AMD/Intel MCE code")
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
    Release-Acked-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
---
 xen/arch/x86/cpu/mcheck/mce.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/arch/x86/cpu/mcheck/mce.c b/xen/arch/x86/cpu/mcheck/mce.c
index 1664ca6412..32c1b2756b 100644
--- a/xen/arch/x86/cpu/mcheck/mce.c
+++ b/xen/arch/x86/cpu/mcheck/mce.c
@@ -38,10 +38,10 @@ DEFINE_PER_CPU_READ_MOSTLY(unsigned int, nr_mce_banks);
 unsigned int __read_mostly firstbank;
 unsigned int __read_mostly ppin_msr;
 uint8_t __read_mostly cmci_apic_vector;
-bool __ro_after_init cmci_support;
+bool __read_mostly cmci_support;
 
 /* If mce_force_broadcast == 1, lmce_support will be disabled forcibly. */
-bool __ro_after_init lmce_support;
+bool __read_mostly lmce_support;
 
 DEFINE_PER_CPU_READ_MOSTLY(struct mca_banks *, poll_bankmask);
 DEFINE_PER_CPU_READ_MOSTLY(struct mca_banks *, no_cmci_banks);
--
generated by git-patchbot for /home/xen/git/xen.git#master



 


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