linux-kernel - [tip: perf/core] perf/mem: Introduce PERF_MEM_LVLNUM

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Message-ID: <169079877327.28540.11395438134296621838.tip-bot2@tip-bot2>
Date:   Mon, 31 Jul 2023 10:19:33 -0000
From:   "tip-bot2 for Ravi Bangoria" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Ravi Bangoria <ravi.bangoria@....com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: perf/core] perf/mem: Introduce PERF_MEM_LVLNUM_UNC

The following commit has been merged into the perf/core branch of tip:

Commit-ID:     526fffabc5fb63e80eb890c74b6570df2570c87f
Gitweb:        https://git.kernel.org/tip/526fffabc5fb63e80eb890c74b6570df2570c87f
Author:        Ravi Bangoria <ravi.bangoria@....com>
AuthorDate:    Tue, 25 Jul 2023 20:32:04 +05:30
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Wed, 26 Jul 2023 12:28:44 +02:00

perf/mem: Introduce PERF_MEM_LVLNUM_UNC

Older API PERF_MEM_LVL_UNC can be replaced by PERF_MEM_LVLNUM_UNC.

Signed-off-by: Ravi Bangoria <ravi.bangoria@....com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lore.kernel.org/r/20230725150206.184-2-ravi.bangoria@amd.com
---
 include/uapi/linux/perf_event.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 3767543..39c6a25 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -1339,7 +1339,8 @@ union perf_mem_data_src {
 #define PERF_MEM_LVLNUM_L2	0x02 /* L2 */
 #define PERF_MEM_LVLNUM_L3	0x03 /* L3 */
 #define PERF_MEM_LVLNUM_L4	0x04 /* L4 */
-/* 5-0x8 available */
+/* 5-0x7 available */
+#define PERF_MEM_LVLNUM_UNC	0x08 /* Uncached */
 #define PERF_MEM_LVLNUM_CXL	0x09 /* CXL */
 #define PERF_MEM_LVLNUM_IO	0x0a /* I/O */
 #define PERF_MEM_LVLNUM_ANY_CACHE 0x0b /* Any cache */