linux-kernel - [PATCH 07/41] x86/alternatives: Rename 'text_poke_addr' to 'text_poke_int3

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Message-ID: <20250327205355.378659-8-mingo@kernel.org>
Date: Thu, 27 Mar 2025 21:53:20 +0100
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Juergen Gross <jgross@...e.com>,
	"H . Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 07/41] x86/alternatives: Rename 'text_poke_addr' to 'text_poke_int3_addr'

Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/alternative.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index f4baeeaa6c0c..100b606d7dde 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -2499,7 +2499,7 @@ static __always_inline void put_desc(void)
 	raw_atomic_dec(refs);
 }
 
-static __always_inline void *text_poke_addr(struct text_poke_loc *tp)
+static __always_inline void *text_poke_int3_addr(struct text_poke_loc *tp)
 {
 	return _stext + tp->rel_addr;
 }
@@ -2508,9 +2508,9 @@ static __always_inline int patch_cmp(const void *key, const void *elt)
 {
 	struct text_poke_loc *tp = (struct text_poke_loc *) elt;
 
-	if (key < text_poke_addr(tp))
+	if (key < text_poke_int3_addr(tp))
 		return -1;
-	if (key > text_poke_addr(tp))
+	if (key > text_poke_int3_addr(tp))
 		return 1;
 	return 0;
 }
@@ -2555,7 +2555,7 @@ noinstr int text_poke_int3_handler(struct pt_regs *regs)
 			goto out_put;
 	} else {
 		tp = desc->vec;
-		if (text_poke_addr(tp) != ip)
+		if (text_poke_int3_addr(tp) != ip)
 			goto out_put;
 	}
 
@@ -2660,8 +2660,8 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri
 	 * First step: add a int3 trap to the address that will be patched.
 	 */
 	for (i = 0; i < nr_entries; i++) {
-		tp[i].old = *(u8 *)text_poke_addr(&tp[i]);
-		text_poke(text_poke_addr(&tp[i]), &int3, INT3_INSN_SIZE);
+		tp[i].old = *(u8 *)text_poke_int3_addr(&tp[i]);
+		text_poke(text_poke_int3_addr(&tp[i]), &int3, INT3_INSN_SIZE);
 	}
 
 	text_poke_sync();
@@ -2677,7 +2677,7 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri
 
 		if (len - INT3_INSN_SIZE > 0) {
 			memcpy(old + INT3_INSN_SIZE,
-			       text_poke_addr(&tp[i]) + INT3_INSN_SIZE,
+			       text_poke_int3_addr(&tp[i]) + INT3_INSN_SIZE,
 			       len - INT3_INSN_SIZE);
 
 			if (len == 6) {
@@ -2686,7 +2686,7 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri
 				new = _new;
 			}
 
-			text_poke(text_poke_addr(&tp[i]) + INT3_INSN_SIZE,
+			text_poke(text_poke_int3_addr(&tp[i]) + INT3_INSN_SIZE,
 				  new + INT3_INSN_SIZE,
 				  len - INT3_INSN_SIZE);
 
@@ -2717,7 +2717,7 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri
 		 * The old instruction is recorded so that the event can be
 		 * processed forwards or backwards.
 		 */
-		perf_event_text_poke(text_poke_addr(&tp[i]), old, len, new, len);
+		perf_event_text_poke(text_poke_int3_addr(&tp[i]), old, len, new, len);
 	}
 
 	if (do_sync) {
@@ -2742,7 +2742,7 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri
 		if (byte == INT3_INSN_OPCODE)
 			continue;
 
-		text_poke(text_poke_addr(&tp[i]), &byte, INT3_INSN_SIZE);
+		text_poke(text_poke_int3_addr(&tp[i]), &byte, INT3_INSN_SIZE);
 		do_sync++;
 	}
 
@@ -2857,7 +2857,7 @@ static bool tp_order_fail(void *addr)
 		return true;
 
 	tp = &tp_vec[tp_vec_nr - 1];
-	if ((unsigned long)text_poke_addr(tp) > (unsigned long)addr)
+	if ((unsigned long)text_poke_int3_addr(tp) > (unsigned long)addr)
 		return true;
 
 	return false;
-- 
2.45.2