Re: [PATCH v10 1/8] mm: fix stale ZONE_DEVICE refcount comment
Mike Rapoport <[email protected]>
| Newsgroups | gmane.linux.kernel.cross-arch,gmane.linux.kernel,gmane.linux.kernel.mm |
|---|---|
| Message-ID | <178688187038.2799959.10744801601222444417.b4-review@b4> |
On Mon, 10 Aug 2026 20:20:50 +0800, Li Zhe <[email protected]> wrote: > The comment in __init_zone_device_page() still uses the old > MEMORY_TYPE_* names and implies that FS_DAX pages regain a > refcount of 1 in the free path. That no longer matches the code. > > Update the comment to describe the current policy correctly: > MEMORY_DEVICE_GENERIC pages regain a refcount of 1 in the free path, > while the remaining ZONE_DEVICE types start from 0 here and raise the > count again when the allocator or driver hands the page out. > > [...] Reviewed-by: Mike Rapoport (Microsoft) <[email protected]> -- Sincerely yours, Mike.