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From: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
To: linux-kernel@vger.kernel.org
Cc: songliubraving@fb.com, acme@kernel.org,
	Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
Subject: [PATCH] perf annotate: Fix build on 32 bit for BPF annotation
Date: Wed,  3 Apr 2019 16:44:52 -0300
Message-ID: <20190403194452.10845-1-cascardo@canonical.com> (raw)

Commit 6987561c9e86 ("perf annotate: Enable annotation of BPF programs") adds
support for BPF programs annotations but the new code does not build on 32-bit.

Fixes: 6987561c9e86 ("perf annotate: Enable annotation of BPF programs")
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
---
 tools/perf/util/annotate.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index c8b01176c9e1..09762985c713 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1714,8 +1714,8 @@ static int symbol__disassemble_bpf(struct symbol *sym,
 	if (dso->binary_type != DSO_BINARY_TYPE__BPF_PROG_INFO)
 		return -1;
 
-	pr_debug("%s: handling sym %s addr %lx len %lx\n", __func__,
-		 sym->name, sym->start, sym->end - sym->start);
+	pr_debug("%s: handling sym %s addr %" PRIx64 " len %" PRIx64 "\n", __func__,
+		  sym->name, sym->start, sym->end - sym->start);
 
 	memset(tpath, 0, sizeof(tpath));
 	perf_exe(tpath, sizeof(tpath));
@@ -1740,7 +1740,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
 	info_linear = info_node->info_linear;
 	sub_id = dso->bpf_prog.sub_id;
 
-	info.buffer = (void *)(info_linear->info.jited_prog_insns);
+	info.buffer = (void *)(uintptr_t)(info_linear->info.jited_prog_insns);
 	info.buffer_length = info_linear->info.jited_prog_len;
 
 	if (info_linear->info.nr_line_info)
@@ -1776,7 +1776,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
 		const char *srcline;
 		u64 addr;
 
-		addr = pc + ((u64 *)(info_linear->info.jited_ksyms))[sub_id];
+		addr = pc + ((u64 *)(uintptr_t)(info_linear->info.jited_ksyms))[sub_id];
 		count = disassemble(pc, &info);
 
 		if (prog_linfo)
-- 
2.20.1


             reply index

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-03 19:44 Thadeu Lima de Souza Cascardo [this message]
2019-04-03 21:34 ` Song Liu
2019-04-23 14:58   ` PING: " Thadeu Lima de Souza Cascardo
2019-04-23 15:09     ` Arnaldo Carvalho de Melo
2019-05-03  5:53 ` [tip:perf/urgent] " tip-bot for Thadeu Lima de Souza Cascardo

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