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

diff --git a/arch/x86/include/asm/amd/ibs.h b/arch/x86/include/asm/amd/ibs.h
index 4eac36c42db6647612781f9c33f3b4724cdcd30f..68e24a1736d0d1d3ebbdfb38f29ad7aaf464f02c 100644 (file)
--- 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 cbce54fec7b934c17d0052953bcb58c225ad8c6a..25c00000f6982e402cdfe61e9f6b9b9247f6236a 100644 (file)
--- 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 */