Re: [PATCH RESEND v3 0/2] reducing memory footprint of ALSA

From: Takashi Iwai
Date: Wed May 27 2015 - 15:26:36 EST


At Wed, 27 May 2015 19:45:43 +0800,
Jie Yang wrote:
>
> We are planning to work on reducing memory footprint of ALSA,
> targeting on small memory embedded devices(e.g. IoT), this
> series focuses on disabling procfs, hw/sw params refinement,
> mmap, dpcm, dapm, compressed API, compat code APIs...
>
> We plan to enable those reducing items only for EXPERT, and
> add knobs in sound/core/Kconfig.
>
> These first two patches is a start, adding SND_PROC_FS to config
> disable/enable ALSA proc FS, this disabling can save about 9KB
> code size on x86_64 platform.
>
> Changes in v3:
> 1. drop SND_REDUCED_MEMORY_FOOTPRINT and make configuration
> available only for EXPERT;
> 2. move the configure into sound/core/Kconfig;
> 3. Add missing Signed-off-by for PATCH 2/2.
>
> Changes in v2:
> 1. Prompt "Sound Proc FS Support" appears only when
> SND_REDUCED_MEMORY_FOOTPRINT is true.
>
> Jie Yang (2):
> ALSA: Kconfig: add config item SND_PROC_FS for expert
> ALSA: replace CONFIG_PROC_FS with CONFIG_SND_PROC_FS

Applied both patches. Thanks.


Takashi

>
> include/sound/info.h | 8 ++++----
> sound/core/Kconfig | 11 ++++++++++-
> sound/core/Makefile | 2 +-
> sound/core/hwdep.c | 6 +++---
> sound/core/init.c | 8 ++++----
> sound/core/oss/mixer_oss.c | 6 +++---
> sound/core/pcm.c | 6 +++---
> sound/core/seq/oss/seq_oss.c | 6 +++---
> sound/core/seq/oss/seq_oss_init.c | 5 ++---
> sound/core/seq/oss/seq_oss_midi.c | 4 ++--
> sound/core/seq/oss/seq_oss_readq.c | 4 ++--
> sound/core/seq/oss/seq_oss_synth.c | 4 ++--
> sound/core/seq/seq_clientmgr.c | 4 ++--
> sound/core/seq/seq_device.c | 2 +-
> sound/core/seq/seq_info.h | 2 +-
> sound/core/seq/seq_queue.c | 4 ++--
> sound/core/seq/seq_timer.c | 4 ++--
> sound/core/sound.c | 4 ++--
> sound/core/sound_oss.c | 4 ++--
> sound/core/timer.c | 4 ++--
> sound/pci/hda/Makefile | 3 ++-
> sound/pci/hda/hda_eld.c | 4 ++--
> sound/pci/hda/hda_local.h | 4 ++--
> sound/pci/hda/patch_hdmi.c | 4 ++--
> sound/pci/hda/patch_sigmatel.c | 2 +-
> 25 files changed, 62 insertions(+), 53 deletions(-)
>
> --
> 1.9.1
>
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