linux-kernel - Re: [PATCH] perf annotate: Work with vmlinux outside symfs

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Date:   Fri, 16 Jun 2023 10:21:52 +0000
From:   Vincent Whitchurch <Vincent.Whitchurch@...s.com>
To:     "peterz@...radead.org" <peterz@...radead.org>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "acme@...nel.org" <acme@...nel.org>
CC:     "jolsa@...nel.org" <jolsa@...nel.org>,
        "namhyung@...nel.org" <namhyung@...nel.org>,
        "linux-perf-users@...r.kernel.org" <linux-perf-users@...r.kernel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        kernel <kernel@...s.com>,
        "alexander.shishkin@...ux.intel.com" 
        <alexander.shishkin@...ux.intel.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf annotate: Work with vmlinux outside symfs

On Fri, 2022-11-25 at 12:42 +0100, Vincent Whitchurch wrote:
> It is currently possible to use --symfs along with a vmlinux which lies
> outside of the symfs by passing an absolute path to --vmlinux, thanks to
> the check in dso__load_vmlinux() which handles this explicitly.
> 
> However, the annotate code lacks this check and thus perf annotate does
> not work ("Internal error: Invalid -1 error code") for kernel functions
> with this combination.  Add the missing handling.
> 
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@...s.com>

This patch was not merged and I did not receive any comments on it
either.  Should I resend it?  It still applies cleanly to current
mainline.  Thanks.