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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@linutronix.de>
Cc: Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Clark Williams <williams@redhat.com>,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	Cengiz Can <cengiz@kernel.wtf>,
	Peter Zijlstra <peterz@infradead.org>,
	Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 10/12] perf beauty sockaddr: Fix augmented syscall format warning
Date: Thu, 16 Jan 2020 10:48:12 -0300	[thread overview]
Message-ID: <20200116134814.8811-11-acme@kernel.org> (raw)
In-Reply-To: <20200116134814.8811-1-acme@kernel.org>

From: Cengiz Can <cengiz@kernel.wtf>

The sockaddr related examples given in
`tools/perf/examples/bpf/augmented_syscalls.c` almost always use `long`s
to represent most of their fields.

However, `size_t syscall_arg__scnprintf_sockaddr(..)` has a `scnprintf`
call that uses `"%#x"` as format string.

This throws a warning (whenever the syscall argument is `unsigned
long`).

Added `l` identifier to indicate that the `arg->value` is an unsigned
long.

Not sure about the complications of this with x86 though.

Signed-off-by: Cengiz Can <cengiz@kernel.wtf>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20200113174438.102975-1-cengiz@kernel.wtf
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/trace/beauty/sockaddr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/trace/beauty/sockaddr.c b/tools/perf/trace/beauty/sockaddr.c
index 173c8f760763..e0c13e6a5788 100644
--- a/tools/perf/trace/beauty/sockaddr.c
+++ b/tools/perf/trace/beauty/sockaddr.c
@@ -72,5 +72,5 @@ size_t syscall_arg__scnprintf_sockaddr(char *bf, size_t size, struct syscall_arg
 	if (arg->augmented.args)
 		return syscall_arg__scnprintf_augmented_sockaddr(arg, bf, size);
 
-	return scnprintf(bf, size, "%#x", arg->val);
+	return scnprintf(bf, size, "%#lx", arg->val);
 }
-- 
2.21.1


  parent reply	other threads:[~2020-01-16 13:49 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16 13:48 [GIT PULL] perf/core improvements and fixes Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 01/12] perf clang: Fix build with Clang 9 Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 02/12] tools build: Fix test-clang.cpp with Clang 8+ Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 03/12] perf report: Clarify in help that --children is default Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 04/12] perf tools: Support --prefix/--prefix-strip Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 05/12] perf report: Fix no libunwind compiled warning break s390 issue Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 06/12] libperf: Setup initial evlist::all_cpus value Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 07/12] perf tools: Use %define api.pure full instead of %pure-parser Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 08/12] perf ui gtk: Add missing zalloc object Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 09/12] perf/ui/gtk: Fix gtk2 build Arnaldo Carvalho de Melo
2020-01-16 13:48 ` Arnaldo Carvalho de Melo [this message]
2020-01-16 13:48 ` [PATCH 11/12] perf c2c: Fix return type for histogram sorting comparision functions Arnaldo Carvalho de Melo
2020-01-16 13:48 ` [PATCH 12/12] perf header: Use last modification time for timestamp Arnaldo Carvalho de Melo
2020-01-20  8:23 ` [GIT PULL] perf/core improvements and fixes Ingo Molnar

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