linux-kernel - [tip: x86/cleanups] x86/{boot,mtrr}: Remove unused function declarations

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Message-ID: <176384378656.498.412814564621420954.tip-bot2@tip-bot2>
Date: Sat, 22 Nov 2025 20:36:26 -0000
From: "tip-bot2 for Yue Haibing" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Yue Haibing <yuehaibing@...wei.com>,
 "Borislav Petkov (AMD)" <bp@...en8.de>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject:
 [tip: x86/cleanups] x86/{boot,mtrr}: Remove unused function declarations

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

Commit-ID:     e6a11a526ec63e456d725f67cebcf4f42b2ec2aa
Gitweb:        https://git.kernel.org/tip/e6a11a526ec63e456d725f67cebcf4f42b2ec2aa
Author:        Yue Haibing <yuehaibing@...wei.com>
AuthorDate:    Thu, 20 Nov 2025 20:10:37 +08:00
Committer:     Borislav Petkov (AMD) <bp@...en8.de>
CommitterDate: Sat, 22 Nov 2025 21:26:36 +01:00

x86/{boot,mtrr}: Remove unused function declarations

Commits

  28be1b454c2b ("x86/boot: Remove unused copy_*_gs() functions")
  34d2819f2078 ("x86, mtrr: Remove unused mtrr/state.c")

removed the functions but left the prototypes. Remove them.

  [ bp: Merge into a single patch. ]

Signed-off-by: Yue Haibing <yuehaibing@...wei.com>
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
Link: https://patch.msgid.link/20251120121037.1479334-1-yuehaibing@huawei.com
---
 arch/x86/boot/boot.h            | 2 --
 arch/x86/kernel/cpu/mtrr/mtrr.h | 4 ----
 2 files changed, 6 deletions(-)

diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h
index a3c58eb..8e3eab3 100644
--- a/arch/x86/boot/boot.h
+++ b/arch/x86/boot/boot.h
@@ -193,8 +193,6 @@ static inline bool heap_free(size_t n)
 
 void copy_to_fs(addr_t dst, void *src, size_t len);
 void *copy_from_fs(void *dst, addr_t src, size_t len);
-void copy_to_gs(addr_t dst, void *src, size_t len);
-void *copy_from_gs(void *dst, addr_t src, size_t len);
 
 /* a20.c */
 int enable_a20(void);
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h
index 5655f25..2de3bd2 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.h
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.h
@@ -46,10 +46,6 @@ struct set_mtrr_context {
 	u32		ccr3;
 };
 
-void set_mtrr_done(struct set_mtrr_context *ctxt);
-void set_mtrr_cache_disable(struct set_mtrr_context *ctxt);
-void set_mtrr_prepare_save(struct set_mtrr_context *ctxt);
-
 void fill_mtrr_var_range(unsigned int index,
 		u32 base_lo, u32 base_hi, u32 mask_lo, u32 mask_hi);
 bool get_mtrr_state(void);