Commit 73cee0aa authored Jan 13, 2026 by Yen-Hsiang Hsu Committed by Peter Zijlstra Mar 06, 2026

perf/x86/amd/ibs: Fix comment typo in ibs_op_data



The comment for tag_to_ret_ctr in ibs_op_data says "15-31"
but it should be "16-31".

Fix the misleading comment. No functional changes.

Signed-off-by: Yen-Hsiang Hsu <rrrrr4413@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://patch.msgid.link/20260113141830.3204114-1-rrrrr4413@gmail.com

parent b2ea0f54

arch/x86/include/asm/amd/ibs.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -77,7 +77,7 @@ union ibs_op_data {
		__u64 val;
		struct {
		__u64 comp_to_ret_ctr:16, /* 0-15: op completion to retire count */
		tag_to_ret_ctr:16, /* 15-31: op tag to retire count */
		tag_to_ret_ctr:16, /* 16-31: op tag to retire count */
		reserved1:2, /* 32-33: reserved */
		op_return:1, /* 34: return op */
		op_brn_taken:1, /* 35: taken branch op */

tools/arch/x86/include/asm/amd/ibs.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -77,7 +77,7 @@ union ibs_op_data {
		__u64 val;
		struct {
		__u64 comp_to_ret_ctr:16, /* 0-15: op completion to retire count */
		tag_to_ret_ctr:16, /* 15-31: op tag to retire count */
		tag_to_ret_ctr:16, /* 16-31: op tag to retire count */
		reserved1:2, /* 32-33: reserved */
		op_return:1, /* 34: return op */
		op_brn_taken:1, /* 35: taken branch op */