search for: owner_op

...memdescs for hugetlb/guest_memfd that extend folios in the future? I don't know, maybe. I'm currently wondering if we can use folio->private for the time being. Either (a) If folio->private is still set once the refcount drops to 0, it indicates that there is a freeing callback/owner_ops. We'll have to make hugetlb not use folio->private and convert others to clear folio->private before freeing. (b) Use bitX of folio->private to indicate that this has "owner_ops" meaning. We'll have to make hugetlb not use folio->private and make others not use b...

...ed for ext4. I don't know if Rust lets you do something like that. > I'm currently wondering if we can use folio->private for the time being. > Either > > (a) If folio->private is still set once the refcount drops to 0, it > indicates that there is a freeing callback/owner_ops. We'll have to make > hugetlb not use folio->private and convert others to clear folio->private > before freeing. > > (b) Use bitX of folio->private to indicate that this has "owner_ops" > meaning. We'll have to make hugetlb not use folio->private and...

On Tue, Nov 12, 2024 at 10:10:06AM +0100, David Hildenbrand wrote: > On 12.11.24 06:26, Matthew Wilcox wrote: > > On Mon, Nov 11, 2024 at 08:26:54AM +0000, Fuad Tabba wrote: > > > Thanks for your comments Jason, and for clarifying my cover letter > > > David. I think David has covered everything, and I'll make sure to > > > clarify this in the cover letter