linux-kernel - [PATCH 5/8] perf mem: report physical addresses

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1452078277-15520-5-git-send-email-kan.liang@intel.com>
Date:	Wed,  6 Jan 2016 06:04:34 -0500
From:	kan.liang@...el.com
To:	peterz@...radead.org, acme@...nel.org
Cc:	eranian@...gle.com, ak@...ux.intel.com, jolsa@...nel.org,
	namhyung@...nel.org, linux-kernel@...r.kernel.org,
	Kan Liang <kan.liang@...el.com>
Subject: [PATCH 5/8] perf mem: report physical addresses

From: Kan Liang <kan.liang@...el.com>

perf mem report should support physical addresses by applying -p or
--phys-data. The default mem sort order for physical addresses is added
accordingly.

Signed-off-by: Kan Liang <kan.liang@...el.com>
---
 tools/perf/builtin-mem.c | 15 +++++++++++----
 tools/perf/util/sort.c   |  1 +
 tools/perf/util/sort.h   |  1 +
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index 7d5ff3a..a81bdc2 100644
--- a/tools/perf/builtin-mem.c
+++ b/tools/perf/builtin-mem.c
@@ -6,6 +6,7 @@
 #include "util/tool.h"
 #include "util/session.h"
 #include "util/data.h"
+#include "util/sort.h"
 
 #define MEM_OPERATION_LOAD	0x1
 #define MEM_OPERATION_STORE	0x2
@@ -176,9 +177,15 @@ static int report_events(int argc, const char **argv, struct perf_mem *mem)
 	 * there is no weight (cost) associated with stores, so don't print
 	 * the column
 	 */
-	if (!(mem->operation & MEM_OPERATION_LOAD))
-		rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
-				"dso_daddr,tlb,locked";
+	if (!(mem->operation & MEM_OPERATION_LOAD)) {
+		if (mem->phys_addr)
+			rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
+					"dso_daddr,tlb,locked,phys_daddr";
+		else
+			rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
+					"dso_daddr,tlb,locked";
+	} else if (mem->phys_addr)
+		rep_argv[i++] = default_phys_mem_sort_order;
 
 	for (j = 1; j < argc; j++, i++)
 		rep_argv[i] = argv[j];
@@ -294,7 +301,7 @@ int cmd_mem(int argc, const char **argv, const char *prefix __maybe_unused)
 		   "separator for columns, no spaces will be added"
 		   " between columns '.' is reserved."),
 	OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
-	OPT_BOOLEAN('p', "phys-data", &mem.phys_addr, "Record sample physical addresses"),
+	OPT_BOOLEAN('p', "phys-data", &mem.phys_addr, "Record/Report sample physical addresses"),
 	OPT_END()
 	};
 	const char *const mem_subcommands[] = { "record", "report", NULL };
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 4ce6827..c9e7088 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -13,6 +13,7 @@ const char	*parent_pattern = default_parent_pattern;
 const char	default_sort_order[] = "comm,dso,symbol";
 const char	default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
 const char	default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
+const char	default_phys_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked,phys_daddr";
 const char	default_top_sort_order[] = "dso,symbol";
 const char	default_diff_sort_order[] = "dso,symbol";
 const char	default_tracepoint_sort_order[] = "trace";
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index f6e1781..4421f76 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -46,6 +46,7 @@ extern struct sort_entry sort_sym_from;
 extern struct sort_entry sort_sym_to;
 extern enum sort_type sort__first_dimension;
 extern const char default_mem_sort_order[];
+extern const char default_phys_mem_sort_order[];
 
 struct he_stat {
 	u64			period;
-- 
1.8.3.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/