The following commit has been merged into the perf/core branch of tip:
Commit-ID: f78f6b5bb82b6c430d649574fc85441f1a3c998e
Gitweb: https://git.kernel.org/tip/f78f6b5bb82b6c430d649574fc85441f1a3c998e
Author: rrrrr4413@gmail.com <rrrrr4413@gmail.com>
AuthorDate: Tue, 13 Jan 2026 22:18:30 +08:00
Committer: Peter Zijlstra <peterz@infradead.org>
CommitterDate: Wed, 04 Mar 2026 17:06:13 +01:00
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
---
arch/x86/include/asm/amd/ibs.h | 2 +-
tools/arch/x86/include/asm/amd/ibs.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/include/asm/amd/ibs.h b/arch/x86/include/asm/amd/ibs.h
index 4eac36c..68e24a1 100644
--- a/arch/x86/include/asm/amd/ibs.h
+++ b/arch/x86/include/asm/amd/ibs.h
@@ -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 */
diff --git a/tools/arch/x86/include/asm/amd/ibs.h b/tools/arch/x86/include/asm/amd/ibs.h
index cbce54f..25c0000 100644
--- a/tools/arch/x86/include/asm/amd/ibs.h
+++ b/tools/arch/x86/include/asm/amd/ibs.h
@@ -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 */