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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Darren Hart <dvhart@infradead.org>,
	Davidlohr Bueso <dave@stgolabs.net>,
	James Clark <james.clark@arm.com>,
	John Garry <john.g.garry@oracle.com>,
	Riccardo Mancini <rickyman7@gmail.com>,
	Yury Norov <yury.norov@gmail.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Leo Yan <leo.yan@linaro.org>, Andi Kleen <ak@linux.intel.com>,
	Thomas Richter <tmricht@linux.ibm.com>,
	Kan Liang <kan.liang@linux.intel.com>,
	Madhavan Srinivasan <maddy@linux.ibm.com>,
	Shunsuke Nakamura <nakamura.shun@fujitsu.com>,
	Song Liu <song@kernel.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Miaoqian Lin <linmq006@gmail.com>,
	Stephen Brennan <stephen.s.brennan@oracle.com>,
	Kajol Jain <kjain@linux.ibm.com>,
	Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>,
	German Gomez <german.gomez@arm.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	Eric Dumazet <edumazet@google.com>,
	Dmitry Vyukov <dvyukov@google.com>, Hao Luo <haoluo@google.com>,
	Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH v5 00/17] Reference count checker and related fixes
Date: Tue, 4 Apr 2023 16:53:10 -0300	[thread overview]
Message-ID: <ZCyAJiEGui9JmULO@kernel.org> (raw)
In-Reply-To: <ZCx5EyhgwZNWomfD@kernel.org>

Applied to:

perf map: Add accessor for start and end

diff --git a/tools/perf/arch/arm/tests/dwarf-unwind.c b/tools/perf/arch/arm/tests/dwarf-unwind.c
index ccfa87055c4a3b9d..566fb6c0eae737c6 100644
--- a/tools/perf/arch/arm/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm/tests/dwarf-unwind.c
@@ -33,7 +33,7 @@ static int sample_ustack(struct perf_sample *sample,
 		return -1;
 	}
 
-	stack_size = map->end - sp;
+	stack_size = map__end(map) - sp;
 	stack_size = stack_size > STACK_SIZE ? STACK_SIZE : stack_size;
 
 	memcpy(buf, (void *) sp, stack_size);
diff --git a/tools/perf/arch/arm64/tests/dwarf-unwind.c b/tools/perf/arch/arm64/tests/dwarf-unwind.c
index 46147a483049615d..90a7ef293ce76879 100644
--- a/tools/perf/arch/arm64/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm64/tests/dwarf-unwind.c
@@ -33,7 +33,7 @@ static int sample_ustack(struct perf_sample *sample,
 		return -1;
 	}
 
-	stack_size = map->end - sp;
+	stack_size = map__end(map) - sp;
 	stack_size = stack_size > STACK_SIZE ? STACK_SIZE : stack_size;
 
 	memcpy(buf, (void *) sp, stack_size);
diff --git a/tools/perf/arch/powerpc/tests/dwarf-unwind.c b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
index c9cb4b059392f6cf..32fffb593fbf0236 100644
--- a/tools/perf/arch/powerpc/tests/dwarf-unwind.c
+++ b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
@@ -33,7 +33,7 @@ static int sample_ustack(struct perf_sample *sample,
 		return -1;
 	}
 
-	stack_size = map->end - sp;
+	stack_size = map__end(map) - sp;
 	stack_size = stack_size > STACK_SIZE ? STACK_SIZE : stack_size;
 
 	memcpy(buf, (void *) sp, stack_size);
diff --git a/tools/perf/arch/powerpc/util/skip-callchain-idx.c b/tools/perf/arch/powerpc/util/skip-callchain-idx.c
index fe0e4530673c6661..b7223feec770dc33 100644
--- a/tools/perf/arch/powerpc/util/skip-callchain-idx.c
+++ b/tools/perf/arch/powerpc/util/skip-callchain-idx.c
@@ -262,7 +262,7 @@ int arch_skip_callchain_idx(struct thread *thread, struct ip_callchain *chain)
 		return skip_slot;
 	}
 
-	rc = check_return_addr(dso, al.map->start, ip);
+	rc = check_return_addr(dso, map__start(al.map), ip);
 
 	pr_debug("[DSO %s, sym %s, ip 0x%" PRIx64 "] rc %d\n",
 				dso->long_name, al.sym->name, ip, rc);
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 7852b97da10aa336..1cc6f338728f5499 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -903,7 +903,7 @@ static int machine__process_ksymbol_register(struct machine *machine,
 		}
 
 		map->start = event->ksymbol.addr;
-		map->end = map__start(map) + event->ksymbol.len;
+		map__end(map) = map__start(map) + event->ksymbol.len;
 		err = maps__insert(machine__kernel_maps(machine), map);
 		map__put(map);
 		if (err)
diff --git a/tools/perf/util/maps.c b/tools/perf/util/maps.c
index 1fd57db7222678ad..21010a2b8e16cc2e 100644
--- a/tools/perf/util/maps.c
+++ b/tools/perf/util/maps.c
@@ -339,7 +339,7 @@ int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp)
 			map__put(before);
 		}
 
-		if (map->end < map__end(pos->map)) {
+		if (map__end(map) < map__end(pos->map)) {
 			struct map *after = map__clone(pos->map);
 
 			if (after == NULL) {
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index 108f7b1697a73465..1c13f43e7d22c84c 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -327,9 +327,10 @@ static int read_unwind_spec_eh_frame(struct dso *dso, struct unwind_info *ui,
 
 	maps__for_each_entry(ui->thread->maps, map_node) {
 		struct map *map = map_node->map;
+		u64 start = map__start(map);
 
-		if (map__dso(map) == dso && map->start < base_addr)
-			base_addr = map->start;
+		if (map__dso(map) == dso && start < base_addr)
+			base_addr = start;
 	}
 	base_addr -= dso->data.elf_base_addr;
 	/* Address of .eh_frame_hdr */
@@ -443,8 +444,8 @@ find_proc_info(unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
 	if (!read_unwind_spec_eh_frame(dso, ui, &table_data, &segbase, &fde_count)) {
 		memset(&di, 0, sizeof(di));
 		di.format   = UNW_INFO_FORMAT_REMOTE_TABLE;
-		di.start_ip = map->start;
-		di.end_ip   = map->end;
+		di.start_ip = map__start(map);
+		di.end_ip   = map__end(map);
 		di.u.rti.segbase    = segbase;
 		di.u.rti.table_data = table_data;
 		di.u.rti.table_len  = fde_count * sizeof(struct table_entry)
@@ -459,7 +460,8 @@ find_proc_info(unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
 	    !read_unwind_spec_debug_frame(dso, ui->machine, &segbase)) {
 		int fd = dso__data_get_fd(dso, ui->machine);
 		int is_exec = elf_is_exec(fd, dso->name);
-		unw_word_t base = is_exec ? 0 : map->start;
+		u64 start = map__start(map);
+		unw_word_t base = is_exec ? 0 : start;
 		const char *symfile;
 
 		if (fd >= 0)
@@ -468,8 +470,7 @@ find_proc_info(unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
 		symfile = dso->symsrc_filename ?: dso->name;
 
 		memset(&di, 0, sizeof(di));
-		if (dwarf_find_debug_frame(0, &di, ip, base, symfile,
-					   map->start, map->end))
+		if (dwarf_find_debug_frame(0, &di, ip, base, symfile, start, map__end(map)))
 			return dwarf_search_unwind_table(as, ip, &di, pi,
 							 need_unwind_info, arg);
 	}

  reply	other threads:[~2023-04-04 19:53 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-20 21:22 [PATCH v5 00/17] Reference count checker and related fixes Ian Rogers
2023-03-20 21:22 ` [PATCH v5 01/17] perf map: Move map list node into symbol Ian Rogers
2023-03-20 21:22 ` [PATCH v5 02/17] perf maps: Remove rb_node from struct map Ian Rogers
2023-03-20 21:22 ` [PATCH v5 03/17] perf maps: Add functions to access maps Ian Rogers
2023-03-20 21:22 ` [PATCH v5 04/17] perf map: Add accessor for dso Ian Rogers
2023-03-20 21:22 ` [PATCH v5 05/17] perf map: Add accessor for start and end Ian Rogers
2023-03-20 21:22 ` [PATCH v5 06/17] perf map: Rename map_ip and unmap_ip Ian Rogers
2023-03-20 21:22 ` [PATCH v5 07/17] perf map: Add helper for " Ian Rogers
2023-03-20 21:22 ` [PATCH v5 08/17] perf map: Add accessors for prot, priv and flags Ian Rogers
2023-03-20 21:22 ` [PATCH v5 09/17] perf map: Add accessors for pgoff and reloc Ian Rogers
2023-03-20 21:22 ` [PATCH v5 10/17] perf test: Add extra diagnostics to maps test Ian Rogers
2023-03-20 21:22 ` [PATCH v5 11/17] perf maps: Modify maps_by_name to hold a reference to a map Ian Rogers
2023-03-20 21:22 ` [PATCH v5 12/17] perf map: Changes to reference counting Ian Rogers
2023-03-20 21:22 ` [PATCH v5 13/17] libperf: Add reference count checking macros Ian Rogers
2023-03-20 21:22 ` [PATCH v5 14/17] perf cpumap: Add reference count checking Ian Rogers
2023-03-20 21:22 ` [PATCH v5 15/17] perf namespaces: " Ian Rogers
2023-03-20 21:22 ` [PATCH v5 16/17] perf maps: " Ian Rogers
2023-03-20 21:22 ` [PATCH v5 17/17] perf map: " Ian Rogers
2023-04-04 15:58 ` [PATCH v5 00/17] Reference count checker and related fixes Ian Rogers
2023-04-04 17:02   ` Arnaldo Carvalho de Melo
2023-04-04 17:07     ` Arnaldo Carvalho de Melo
2023-04-04 17:25   ` Adrian Hunter
2023-04-04 17:35     ` Ian Rogers
2023-04-04 18:37       ` Adrian Hunter
2023-04-04 19:22       ` Arnaldo Carvalho de Melo
2023-04-04 19:53         ` Arnaldo Carvalho de Melo [this message]
2023-04-04 19:54           ` Arnaldo Carvalho de Melo
2023-04-04 18:41     ` Arnaldo Carvalho de Melo
2023-04-04 18:54       ` Arnaldo Carvalho de Melo
2023-04-05  8:47         ` Adrian Hunter
2023-04-05 13:20           ` Arnaldo Carvalho de Melo
2023-04-05 16:25             ` Adrian Hunter
2023-04-06 12:51               ` Arnaldo Carvalho de Melo

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