Messages in this thread | | | Date | Wed, 30 Mar 2022 14:08:11 -0400 | Subject | Re: [PATCH v2 0/2] btrfs: allocate page arrays more efficiently | From | Sweet Tea Dorminy <> |
| |
On 3/30/22 12:58, David Sterba wrote: > On Wed, Mar 30, 2022 at 12:44:05PM -0400, Sweet Tea Dorminy wrote: >> In several places, btrfs allocates an array of pages, one at a time. In >> addition to duplicating code, the mm subsystem provides a helper to >> allocate multiple pages at once into an array which is suited for our >> usecase. In the fast path, the batching can result in better allocation >> decisions and less locking. This changeset first adjusts the users to >> call a common array-of-pages allocation function, then adjusts that >> common function to use the batch page allocator. >> >> v2: moved new helper to extent_io.[ch]. Fixed title format. > > It does not address comments from > https://lore.kernel.org/linux-btrfs/20220328230909.GW2237@twin.jikos.cz I apologize, I completely missed the inline comments even though I thought something was missing and reread it a couple times... v3 soon.
| |