Messages in this thread | | | Subject | Re: O_DIRECT fails in some kernel and FS | Date | Mon, 4 Feb 2002 15:46:20 +0000 (GMT) | From | Alan Cox <> |
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> If an application is multithreaded and is doing mmap and direct I/O > from different threads without doing its own synchronization, then it > is broken, there is no ordering guarantee provided by the kernel as > to what happens first.
Providing we don't allow asynchronous I/O with O_DIRECT once asynchronous I/O is merged.
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