All of lore.kernel.org
 help / color / mirror / Atom feed
From: "tip-bot2 for Arvind Sankar" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Arvind Sankar <nivedita@alum.mit.edu>,
	Borislav Petkov <bp@suse.de>,
	x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [tip: x86/cleanups] x86/head/64: Remove unused GET_CR2_INTO() macro
Date: Wed, 18 Nov 2020 17:18:12 -0000	[thread overview]
Message-ID: <160571989294.11244.6098902926178128841.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20201005151208.2212886-3-nivedita@alum.mit.edu>

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 <nivedita@alum.mit.edu>
AuthorDate:    Mon, 05 Oct 2020 11:12:08 -04:00
Committer:     Borislav Petkov <bp@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 <nivedita@alum.mit.edu>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20201005151208.2212886-3-nivedita@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.

      reply	other threads:[~2020-11-18 17:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-05 15:12 [PATCH 0/2] x86/sev-es: Remove dead code Arvind Sankar
2020-10-05 15:12 ` [PATCH 1/2] x86/boot: Remove unused finalize_identity_maps() Arvind Sankar
2020-11-18 17:18   ` [tip: x86/cleanups] " tip-bot2 for Arvind Sankar
2020-10-05 15:12 ` [PATCH 2/2] x86/head/64: Remove unused GET_CR2_INTO() macro Arvind Sankar
2020-11-18 17:18   ` tip-bot2 for Arvind Sankar [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=160571989294.11244.6098902926178128841.tip-bot2@tip-bot2 \
    --to=tip-bot2@linutronix.de \
    --cc=bp@suse.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-tip-commits@vger.kernel.org \
    --cc=nivedita@alum.mit.edu \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.