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List:       linaro-mm-sig
Subject:    [Linaro-mm-sig] [PATCH] add debug trace to CMA
From:       benjamin.gaignard () linaro ! org (Benjamin Gaignard)
Date:       2011-11-24 12:39:47
Message-ID: CA+M3ks4ue7_BKYMRXGAUD6tsuXJJ9mKupDNgPD_5tC_kvSzMgg () mail ! gmail ! com
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Hi all,

I have rebase my patches for debugfs and trace events on top of CMA v17.

Regards,
Benjamin

2011/11/10 Benjamin Gaignard <benjamin.gaignard at linaro.org>

> Hello,
> 
> The goal of those two patches is to add debug and trace capabilities to
> CMA on going development.
> 
> The first patch allow to dump CMA bitmap status by a simple "cat
> /sys/kernel/debug/cma" command line.
> 
> The second add events trace points that can be used for performance and/or
> log with trace tools:
> - to enable it "echo 1 > /sys/kernel/debug/tracing/events/cma/enable"
> - to get the log "cat /sys/kernel/debug/tracing/events/trace"
> 
> Regards,
> 
> Benjamin
> --
> 
> Benjamin Gaignard
> 
> Multimedia Working Group
> 
> Linaro.org <http://www.linaro.org/>* **? *Open source software for ARM
> SoCs
> 
> **
> 
> Follow *Linaro: *Facebook <http://www.facebook.com/pages/Linaro> | \
> Twitter<http://twitter.com/#!/linaroorg> | Blog \
> <http://www.linaro.org/linaro-blog/> 
> 


-- 

Benjamin Gaignard

Multimedia Working Group

Linaro.org <http://www.linaro.org/>* **? *Open source software for ARM SoCs

**

Follow *Linaro: *Facebook <http://www.facebook.com/pages/Linaro> |
Twitter<http://twitter.com/#!/linaroorg>
 | Blog <http://www.linaro.org/linaro-blog/>
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