Messages in this thread | | | Date | Fri, 10 Jul 2020 14:43:50 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH v3 4/4] io_uring: add support for zone-append |
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On Fri, Jul 10, 2020 at 06:59:45PM +0530, Kanchan Joshi wrote: > > block doesn't work for the case of writes to files that don't have > > to be aligned in any way. And that I think is the more broadly > > applicable use case than zone append on block devices. > > But when can it happen that we do zone-append on a file (zonefs I > asssume), and device returns a location (write-pointer essentially) > which is not in multiple of 512b?
All the time. You open a file with O_APPEND. You write a record to it of any kind of size, then the next write will return the position it got written at, which can be anything.
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