Commit bee4fcfb authored by Ingo Molnar's avatar Ingo Molnar
Browse files

x86/alternatives: Rename 'text_poke_bp_batch()' to 'smp_text_poke_batch_process()' 



Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250411054105.2341982-6-mingo@kernel.org
parent 28fb7909

arch/x86/kernel/alternative.c

+6 −6
Original line number Diff line number Diff line
@@ -2467,7 +2467,7 @@ struct text_poke_loc { 
	u8 len;

	u8 opcode;

	const u8 text[POKE_MAX_OPCODE_SIZE];

	/* see text_poke_bp_batch() */

	/* see smp_text_poke_batch_process() */

	u8 old;

};
@@ -2540,7 +2540,7 @@ noinstr int poke_int3_handler(struct pt_regs *regs) 
		return 0;



	/*

	 * Discount the INT3. See text_poke_bp_batch().

	 * Discount the INT3. See smp_text_poke_batch_process().

	 */

	ip = (void *) regs->ip - INT3_INSN_SIZE;
@@ -2602,7 +2602,7 @@ static struct text_poke_loc tp_vec[TP_VEC_MAX]; 
static int tp_vec_nr;



/**

 * text_poke_bp_batch() -- update instructions on live kernel on SMP

 * smp_text_poke_batch_process() -- update instructions on live kernel on SMP

 * @tp:			vector of instructions to patch

 * @nr_entries:		number of entries in the vector

 *
@@ -2622,7 +2622,7 @@ static int tp_vec_nr; 
 *		  replacing opcode

 *	- sync cores

 */

static void text_poke_bp_batch(struct text_poke_loc *tp, unsigned int nr_entries)

static void smp_text_poke_batch_process(struct text_poke_loc *tp, unsigned int nr_entries)

{

	unsigned char int3 = INT3_INSN_OPCODE;

	unsigned int i;
@@ -2866,7 +2866,7 @@ static bool tp_order_fail(void *addr) 
static void text_poke_flush(void *addr)

{

	if (tp_vec_nr == TP_VEC_MAX || tp_order_fail(addr)) {

		text_poke_bp_batch(tp_vec, tp_vec_nr);

		smp_text_poke_batch_process(tp_vec, tp_vec_nr);

		tp_vec_nr = 0;

	}

}
@@ -2902,5 +2902,5 @@ void __ref text_poke_bp(void *addr, const void *opcode, size_t len, const void * 
	struct text_poke_loc tp;



	text_poke_loc_init(&tp, addr, opcode, len, emulate);

	text_poke_bp_batch(&tp, 1);

	smp_text_poke_batch_process(&tp, 1);

}