[xen staging] x86/HWP: adjust feature_hdc's section annotation

[patchbot@xxxxxxx]

commit 4676e09b3c3b2750aef3d6ec7e43b632d4800ab9
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Mon Oct 13 10:41:35 2025 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon Oct 13 10:41:35 2025 +0200

    x86/HWP: adjust feature_hdc's section annotation
    
    The variable can be cleared (set to false) by a non-init function's error
    path (hwp_init_msrs()).
    
    Fixes: 99c4570f8209 ("cpufreq: Add Hardware P-State (HWP) driver")
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>
    Release-Acked-by: Oleksii Kurochko<oleksii.kurochko@xxxxxxxxx>
---
 xen/arch/x86/acpi/cpufreq/hwp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/arch/x86/acpi/cpufreq/hwp.c b/xen/arch/x86/acpi/cpufreq/hwp.c
index 240491c96a..e801acd7a7 100644
--- a/xen/arch/x86/acpi/cpufreq/hwp.c
+++ b/xen/arch/x86/acpi/cpufreq/hwp.c
@@ -21,7 +21,7 @@ static bool __ro_after_init hwp_in_use;
 static bool __ro_after_init feature_hwp_notification;
 static bool __ro_after_init feature_hwp_activity_window;
 
-static bool __ro_after_init feature_hdc;
+static bool __read_mostly feature_hdc;
 
 static bool __ro_after_init opt_cpufreq_hdc = true;
 
--
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