[PATCH 1/2] UBUNTU: SAUCE: ALSA: Don't trust hw-ptr blindly

[Daniel T Chen]

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OriginalAuthor: Takashi Iwai <tiwai at suse.de>
Bug: #190754
Bug: #235990
Bug: #320875
Bug: #330814
Bug: #333565
Bug: #344057
Bug: #343254

Signed-off-by: Daniel T Chen <seven.steps at gmail.com>

Backport ed3da3d9a0ef13c6fe1414ec73c9c1be12747b62 from sound-2.6 to fix 
erratic
hw-ptr behaviour exhibited in glitch-free PulseAudio, crummy 
playback/capture
recording via direct ALSA, and a shedload other conditions.
- ---
  sound/core/pcm_lib.c |  126 
++++++++++++++++++++++++++++++++-----------------
  1 files changed, 82 insertions(+), 44 deletions(-)
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