From: Andi Kleen <ak@linux.intel.com>
To: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>,
peterz@infradead.org, alexander.shishkin@linux.intel.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] perf tools: Support end symbols with no size for filters
Date: Thu, 9 Feb 2017 14:59:27 -0800 [thread overview]
Message-ID: <20170209225927.GB15301@tassilo.jf.intel.com> (raw)
In-Reply-To: <33fb6f80-a355-d093-0237-f8cb39ab0de7@intel.com>
> > - no_size = !!size;
>
> Erk! Isn't the logic is the wrong way around here. Sorry!
> i.e. should be:
Yes it works with that change too.
>
> diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
> index c5a6e0b12452..78bd632f144d 100644
> --- a/tools/perf/util/auxtrace.c
> +++ b/tools/perf/util/auxtrace.c
> @@ -1826,7 +1826,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
> filt->addr = start;
> if (filt->range && !filt->size && !filt->sym_to) {
> filt->size = size;
> - no_size = !!size;
> + no_size = !size;
> }
> }
>
> @@ -1840,7 +1840,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
> if (err)
> return err;
> filt->size = start + size - filt->addr;
> - no_size = !!size;
> + no_size = !size;
> }
>
prev parent reply other threads:[~2017-02-09 23:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-03 22:18 [PATCH 1/2] perf/core: Allow global address filtering for kernel code Andi Kleen
2017-02-03 22:18 ` [PATCH 2/2] perf tools: Support end symbols with no size for filters Andi Kleen
2017-02-06 13:15 ` Adrian Hunter
2017-02-09 22:59 ` Andi Kleen [this message]
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