Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Tue, 15 Dec 2020 10:39:44 -0300
From:   Arnaldo Carvalho de Melo <acme@kernel.org>
To:     Tiezhu Yang <yangtiezhu@loongson.cn>
Cc:     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@redhat.com>,
        Namhyung Kim <namhyung@kernel.org>,
        linux-kernel@vger.kernel.org, Xuefeng Li <lixuefeng@loongson.cn>
Subject: Re: [PATCH v2] perf callchain: Return directly when use
 '--call-graph dwarf' under !HAVE_DWARF_SUPPORT
Message-ID: <20201215133944.GC252952@kernel.org>
References: <1607996131-9340-1-git-send-email-yangtiezhu@loongson.cn>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <1607996131-9340-1-git-send-email-yangtiezhu@loongson.cn>
Precedence: bulk

Em Tue, Dec 15, 2020 at 09:35:31AM +0800, Tiezhu Yang escreveu:
> DWARF register mappings have not been defined for some architectures,
> at least for mips, so we can print an error message and then return
> directly when use '--call-graph dwarf'.
> 
> E.g. without this patch:


Thanks, applied.

- Arnaldo