Re: Semantics of racy O_DIRECT writes

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On Thu, Jan 09, 2025 at 09:32:54AM -0800, Bart Van Assche wrote:
> in trouble. Additionally, since typical storage controllers use DMA to
> transfer data, and since DMA may happen out of order, another pattern
> than AB00 or ABCD could end up on the storage device, e.g. AB0D.

Only when using an LBA size larger than each chunk, e.g. in the scenario
mentioned by Travis if using a 4k LBA size and not a 512 byte LBA size.





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