Re: [PATCH] iomap: submit read bio after each extent
Christoph Hellwig <[email protected]> Tue, 23 Jun 2026 15:52:58 +0200
| Newsgroups | org.ozlabs.lists.linux-erofs,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-xfs |
|---|---|
| Message-ID | <[email protected]> |
On Mon, Jun 22, 2026 at 02:51:36PM -0700, Joanne Koong wrote: > Does it make sense to move this line to the bio submit_read callback > instead of unconditionally clearing it here? If we clear it here, I > think this makes read_ctx only able to hold per-mapping state instead > of also being able to hold persistent state across mappings. fuse > currently uses read_ctx to hold per-request state (though this patch > wouldn't break anything since fuse only ever returns one mapping > covering the whole request). I've done that for v2, also we also need a new argument to ->submit_read for that to be useful.