[PATCH 1/2] perf symbols: Ignore mapping symbols on aarch64
Russell King - ARM Linux
linux at arm.linux.org.uk
Wed Jan 14 16:03:06 PST 2015
On Wed, Jan 14, 2015 at 10:38:38AM -0800, Victor Kamensky wrote:
> >From fed6caab410ddcaf487ff23a3908eca129e50b89 Mon Sep 17 00:00:00 2001
> From: Victor Kamensky <victor.kamensky at linaro.org>
> Date: Wed, 14 Jan 2015 07:42:41 -0800
> Subject: [PATCH 3/3] perf symbols: improve abi compliance in arm mapping
> symbols handling
> Both Arm and Aarch64 ELF ABI allow mapping symbols be in from
> either "$d" or "$d.<any>". But current code that handles mapping
> symbols only deals with the first, dollar character and a single
> letter, case.
> The patch adds handling of the second case with period
> followed by any characters.
> Suggested-by: Will Deacon <will.deacon at arm.com>
> Signed-off-by: Victor Kamensky <victor.kamensky at linaro.org>
I wonder if it would make more sense to re-use the "is_arm_mapping_symbol"
thing which we have in kernel/module.c and scripts/kallsyms.c - it
seems silly to re-invent code which we already have to detect these
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
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