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Message-ID: <169780188542.3135.3956115458219517841.tip-bot2@tip-bot2>
Date: Fri, 20 Oct 2023 11:38:05 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
"Borislav Petkov (AMD)" <bp@...en8.de>, x86@...nel.org,
linux-kernel@...r.kernel.org
Subject: [tip: x86/microcode] x86/boot: Use __pa_nodebug() in mk_early_pgtbl_32()
The following commit has been merged into the x86/microcode branch of tip:
Commit-ID: 1e2dd572d2b773b5b8882aae66e5f0328d562aa9
Gitweb: https://git.kernel.org/tip/1e2dd572d2b773b5b8882aae66e5f0328d562aa9
Author: Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Tue, 17 Oct 2023 23:23:25 +02:00
Committer: Borislav Petkov (AMD) <bp@...en8.de>
CommitterDate: Wed, 18 Oct 2023 11:24:37 +02:00
x86/boot: Use __pa_nodebug() in mk_early_pgtbl_32()
Use the existing macro instead of undefining and redefining __pa().
No functional change.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
Link: https://lore.kernel.org/r/20231017211722.051625827@linutronix.de
---
arch/x86/kernel/head32.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index bf678d6..8fe0dd3 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -73,25 +73,21 @@ void __init mk_early_pgtbl_32(void);
void __init __no_stack_protector mk_early_pgtbl_32(void)
{
-#ifdef __pa
-#undef __pa
-#endif
-#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET)
pte_t pte, *ptep;
int i;
unsigned long *ptr;
/* Enough space to fit pagetables for the low memory linear map */
- const unsigned long limit = __pa(_end) +
+ const unsigned long limit = __pa_nodebug(_end) +
(PAGE_TABLE_SIZE(LOWMEM_PAGES) << PAGE_SHIFT);
#ifdef CONFIG_X86_PAE
- pmd_t pl2, *pl2p = (pmd_t *)__pa(initial_pg_pmd);
+ pmd_t pl2, *pl2p = (pmd_t *)__pa_nodebug(initial_pg_pmd);
#define SET_PL2(pl2, val) { (pl2).pmd = (val); }
#else
- pgd_t pl2, *pl2p = (pgd_t *)__pa(initial_page_table);
+ pgd_t pl2, *pl2p = (pgd_t *)__pa_nodebug(initial_page_table);
#define SET_PL2(pl2, val) { (pl2).pgd = (val); }
#endif
- ptep = (pte_t *)__pa(__brk_base);
+ ptep = (pte_t *)__pa_nodebug(__brk_base);
pte.pte = PTE_IDENT_ATTR;
while ((pte.pte & PTE_PFN_MASK) < limit) {
@@ -111,11 +107,11 @@ void __init __no_stack_protector mk_early_pgtbl_32(void)
pl2p++;
}
- ptr = (unsigned long *)__pa(&max_pfn_mapped);
+ ptr = (unsigned long *)__pa_nodebug(&max_pfn_mapped);
/* Can't use pte_pfn() since it's a call with CONFIG_PARAVIRT */
*ptr = (pte.pte & PTE_PFN_MASK) >> PAGE_SHIFT;
- ptr = (unsigned long *)__pa(&_brk_end);
+ ptr = (unsigned long *)__pa_nodebug(&_brk_end);
*ptr = (unsigned long)ptep + PAGE_OFFSET;
}
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