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x86/mtrr: Make message for disabled MTRRs more descriptive

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Instead of just saying "Disabled" when MTRRs are disabled for any
reason, tell what is disabled and why.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20221205080433.16643-3-jgross@suse.com
This commit is contained in:
Juergen Gross 2022-12-05 09:04:33 +01:00 committed by Borislav Petkov (AMD)
parent c11ca45441
commit 7882b69eb6
1 changed files with 3 additions and 1 deletions
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4
arch/x86/kernel/cpu/mtrr/mtrr.c
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@ -629,6 +629,7 @@ int __initdata changed_by_mtrr_cleanup;
*/
void __init mtrr_bp_init(void)
{
const char *why = "(not available)";
u32 phys_addr;
phys_addr = 32;
@ -705,12 +706,13 @@ void __init mtrr_bp_init(void)
changed_by_mtrr_cleanup = mtrr_cleanup(phys_addr);
} else {
mtrr_if = NULL;
why = "by BIOS";
}
}
}
if (!mtrr_enabled())
pr_info("Disabled\n");
pr_info("MTRRs disabled %s\n", why);
}
/**