Opened 12 years ago

Closed 12 years ago

#3237 closed enhancement (fixed)

use posix_fadvise for readahead buffer in ringbuffer

Reported by: anonymous Owned by: Janne Grunau
Priority: minor Milestone: 0.21
Component: mythtv Version: head
Severity: low Keywords: readahead streaming
Cc: Ticket locked: no

Description

In the file RingBuffer?.c when the video files are opened the option O_STREAMING is included in the open parameters, O_STREAMING is obsolete under linux 2.6, the standard way of enabling the extra readahead buffer for sequentially read files is to use posix_fadvise.

Attachments (1)

fadvise_patch.diff (530 bytes) - added by anonymous 12 years ago.

Download all attachments as: .zip

Change History (3)

Changed 12 years ago by anonymous

Attachment: fadvise_patch.diff added

comment:1 Changed 12 years ago by Janne Grunau

Milestone: unknown0.21
Owner: changed from Isaac Richards to Janne Grunau
Version: 0.20head

comment:2 Changed 12 years ago by Janne Grunau

Resolution: fixed
Status: newclosed

(In [13221]) Closes #3237. use posix_fadvise instead of the obsolete O_STREAMING file open flag

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