Messages in this thread |  | | | Date | Mon, 25 Feb 2008 23:43:19 -0800 | | From | Andrew Morton <> | | Subject | Re: Proposal for "proper" durable fsync() and fdatasync() |
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On Tue, 26 Feb 2008 07:26:50 +0000 Jamie Lokier <jamie@shareable.org> wrote: > (It would be nicer if sync_file_range() > took a vector of ranges for better elevator scheduling, but let's > ignore that :-)
Two passes:
Pass 1: shove each of the segments into the queue with SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE Pass 2: wait for them all to complete and return accumulated result with SYNC_FILE_RANGE_WAIT_AFTER
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