Re: RFC: iomap write invalidation

Goldwyn Rodrigues
2020-07-20T21:51:32Z

Hi Christoph,

On 9:46 13/07, Christoph Hellwig wrote:
> Hi all,
>
> this series has two parts: the first one picks up Dave's patch to avoid
> invalidation entierly for reads, picked up deep down from the btrfs iomap
> thread. The second one falls back to buffered writes if invalidation fails
> instead of leaving a stale cache around. Let me know what you think about
> this approch.

Which kernel version are these changes expected?
btrfs dio switch to iomap depends on this.

--
Goldwyn