The following commit has been merged into the x86/cleanups branch of tip:
Commit-ID: 31d8546033053b98de00846ede8088bdbe38651d
Gitweb:
https://git.kernel.org/tip/31d8546033053b98de00846ede8088bdbe38651d
Author: Arvind Sankar <nived...@alum.mit.edu>
AuthorDate: Mon, 05 Oct 2020 11:12:08 -04:00
Committer: Borislav Petkov <b...@suse.de>
CommitterDate: Wed, 18 Nov 2020 18:09:38 +01:00
x86/head/64: Remove unused GET_CR2_INTO() macro
Commit
4b47cdbda6f1 ("x86/head/64: Move early exception dispatch to C code")
removed the usage of GET_CR2_INTO().
Drop the definition as well, and related definitions in paravirt.h and
asm-offsets.h
Signed-off-by: Arvind Sankar <nived...@alum.mit.edu>
Signed-off-by: Borislav Petkov <b...@suse.de>
Link: https://lkml.kernel.org/r/20201005151208.2212886-3-nived...@alum.mit.edu
---
arch/x86/include/asm/paravirt.h | 11 -----------
arch/x86/kernel/asm-offsets.c | 1 -
arch/x86/kernel/head_64.S | 9 ---------
3 files changed, 21 deletions(-)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index d25cc68..f8dce11 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -812,17 +812,6 @@ extern void default_banner(void);
#endif /* CONFIG_PARAVIRT_XXL */
#endif /* CONFIG_X86_64 */
-#ifdef CONFIG_PARAVIRT_XXL
-
-#define GET_CR2_INTO_AX
\
- PARA_SITE(PARA_PATCH(PV_MMU_read_cr2), \
- ANNOTATE_RETPOLINE_SAFE; \
- call PARA_INDIRECT(pv_ops+PV_MMU_read_cr2); \
- )
-
-#endif /* CONFIG_PARAVIRT_XXL */
-
-
#endif /* __ASSEMBLY__ */
#else /* CONFIG_PARAVIRT */
# define default_banner x86_init_noop
diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c
index 70b7154..60b9f42 100644
--- a/arch/x86/kernel/asm-offsets.c
+++ b/arch/x86/kernel/asm-offsets.c
@@ -66,7 +66,6 @@ static void __used common(void)
OFFSET(PV_IRQ_irq_disable, paravirt_patch_template, irq.irq_disable);
OFFSET(PV_IRQ_irq_enable, paravirt_patch_template, irq.irq_enable);
OFFSET(PV_CPU_iret, paravirt_patch_template, cpu.iret);
- OFFSET(PV_MMU_read_cr2, paravirt_patch_template, mmu.read_cr2);
#endif
#ifdef CONFIG_XEN
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index 7eb2a1c..2215d4c 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -26,15 +26,6 @@
#include <asm/nospec-branch.h>
#include <asm/fixmap.h>
-#ifdef CONFIG_PARAVIRT_XXL
-#include <asm/asm-offsets.h>
-#include <asm/paravirt.h>
-#define GET_CR2_INTO(reg) GET_CR2_INTO_AX ; _ASM_MOV %_ASM_AX, reg
-#else
-#define INTERRUPT_RETURN iretq
-#define GET_CR2_INTO(reg) _ASM_MOV %cr2, reg
-#endif
-
/*
* We are not able to switch in one step to the final KERNEL ADDRESS SPACE
* because we need identity-mapped pages.
