[v7] x86: strict separation of startup code

[PATCH v7 22/22] x86/boot: Get rid of the .head.text section

Posted by Ard Biesheuvel 1 week, 3 days ago

From: Ard Biesheuvel <ardb@kernel.org>

The .head.text section is now empty, so it can be dropped from the
linker script.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
 arch/x86/kernel/vmlinux.lds.S | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 4277efb26358..d7af4a64c211 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -160,11 +160,6 @@ SECTIONS
 
 	} :text = 0xcccccccc
 
-	/* bootstrapping code */
-	.head.text : AT(ADDR(.head.text) - LOAD_OFFSET) {
-		HEAD_TEXT
-	} :text = 0xcccccccc
-
 	/* End of text section, which should occupy whole number of pages */
 	_etext = .;
 	. = ALIGN(PAGE_SIZE);
-- 
2.51.0.268.g9569e192d0-goog

[tip: x86/sev] x86/boot: Get rid of the .head.text section

Posted by tip-bot2 for Ard Biesheuvel 3 days, 1 hour ago

The following commit has been merged into the x86/sev branch of tip:

Commit-ID:     ce39a6aa8802e718f9b68bf6892612e4fd7f9d2d
Gitweb:        https://git.kernel.org/tip/ce39a6aa8802e718f9b68bf6892612e4fd7f9d2d
Author:        Ard Biesheuvel <ardb@kernel.org>
AuthorDate:    Thu, 28 Aug 2025 12:22:25 +02:00
Committer:     Borislav Petkov (AMD) <bp@alien8.de>
CommitterDate: Wed, 03 Sep 2025 18:06:32 +02:00

x86/boot: Get rid of the .head.text section

The .head.text section is now empty, so it can be dropped from the
linker script.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/20250828102202.1849035-46-ardb+git@google.com
---
 arch/x86/kernel/vmlinux.lds.S | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 4277efb..d7af4a6 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -160,11 +160,6 @@ SECTIONS
 
 	} :text = 0xcccccccc
 
-	/* bootstrapping code */
-	.head.text : AT(ADDR(.head.text) - LOAD_OFFSET) {
-		HEAD_TEXT
-	} :text = 0xcccccccc
-
 	/* End of text section, which should occupy whole number of pages */
 	_etext = .;
 	. = ALIGN(PAGE_SIZE);