Re: improve pagecache PSI annotations v2

Jens Axboe
2022-09-20T14:25:43Z

On Thu, 15 Sep 2022 10:41:55 +0100, Christoph Hellwig wrote:
> currently the VM tries to abuse the block layer submission path for
> the page cache PSI annotations. This series instead annotates the
> ->read_folio and ->readahead calls in the core VM code, and then
> only deals with the odd direct add_to_page_cache_lru calls manually.
>
> Changes since v1:
> - fix a logic error in ra_alloc_folio
> - drop a unlikely()
> - spell a comment in the weird way preferred by btrfs maintainers
>
> [...]

Applied, thanks!

[1/5] mm: add PSI accounting around ->read_folio and ->readahead calls
commit: 176042404ee6a96ba7e9054e1bda6220360a26ad
[2/5] sched/psi: export psi_memstall_{enter,leave}
commit: 527eb453bbfe65e5a55a90edfb1f30b477e36b8c
[3/5] btrfs: add manual PSI accounting for compressed reads
commit: 4088a47e78f95a5fea683cf67e0be006b13831fd
[4/5] erofs: add manual PSI accounting for the compressed address space
commit: 99486c511f686c799bb4e60b79d79808bb9440f4
[5/5] block: remove PSI accounting from the bio layer
commit: 118f3663fbc658e9ad6165e129076981c7b685c5

Best regards,
--
Jens Axboe