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02:01:38PM +0200, Greg Kroah-Hartman wrote: > On Mon, Mar 31, 2025 at 12:59:36PM +0100, Lorenzo Stoakes wrote: > > +cc Greg > > > > On Mon, Mar 31, 2025 at 09:36:40AM +0300, Alexander Shishkin wrote: > > > Matthew Wilcox writes: > > > > > > > On Wed, Jan 29, 2025 at 01:39:06PM +0200, Alexander Shishkin wrote: > > > >> Lorenzo Stoakes writes: > > > >> > > > >> > Thanks very much! Yeah just keen to get this in as we are moving towards > > > >> > removing these fields very soon. > > > >> > > > >> My understanding is that this is a part of larger effort to reduce > > > >> struct page to 8 bytes and an optionally dynamically allocated slightly > > > >> larger structure, is that correct? Just curious. > > > >> > > > >> > Could you take this in your tree? I think that'd work best. > > > >> > > > >> Sure, will do. > > > > > > > > Hi, this doesn't appear to be in linux-next yet. Could you confirm it's > > > > scheduled to hit the next merge window? > > > > > > Yes, I'll send it to Greg once -rc1 is tagged. > > > > Right, is this ultimately handled in Greg's PR? Did you not send to him > > ready for the merge window? > > > > Or did you? I'm confused. > > I don't see it in my tree right now, is it in linux-next? Nope, don't > see it there either :( Yup... we did ask about this, quite a few times :) Can you take direct, if you typically handle these from Alex? > > > We do really need this merged for 6.15, can we make sure this actually > > lands? You did confirm it'd go in 2 months ago, and the patch was sent 4 > > months ago, and we have been chasing this repeatedly. > > > > For reference, patch is [0]. > > > > [0]: https://lore.kernel.org/all/20241203080001.12341-1-lorenzo.stoakes@oracle.com/ > > What changes in 6.15 to require this then? If it's a bugfix for older > kernels too, why isn't it tagged for stable inclusion as well? We're removing page->mapping, index, not required for stable inclusion. This is a hold-up to a critical mm change, once of many such changes. We have confirmation from Alex this is fine and he agreed to send in _this_ merge window well in advance of it [1]. So I don't think there's any reason not to send, it's just for whatever reason not happened... [1]: https://lore.kernel.org/all/87v7tyyrvb.fsf@ubik.fi.intel.com/ > > thanks, > > greg k-h Thanks, Lorenzo