Re: [PATCH 15/30] mm: introduce and use linear_page_delta()

Gregory Price <[email protected]> Thu, 9 Jul 2026 11:22:47 -0400
Newsgroups org.kernel.vger.linux-sgx,dev.linux.lists.damon,dev.linux.lists.iommu,dev.linux.lists.nvdimm,org.freedesktop.lists.dri-devel,org.kernel.vger.kvm,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-parisc,org.kernel.vger.linux-perf-users,org.kernel.vger.linux-tegra,org.kernel.vger.linux-trace-kernel,org.kvack.linux-mm
Message-ID <ak-8x3TWsuhGzKlJ@gourry-fedora-PF4VCD3F>
On Mon, Jun 29, 2026 at 01:23:26PM +0100, Lorenzo Stoakes wrote:
> It's often useful to obtain the number of pages a given address lies at
> within a VMA.
> 
> Add linear_page_delta() to determine this and update linear_page_index() to
> make use of it.
> 
> Add comments to describe both linear_page_delta() and linear_page_index().
> 
> No functional change intended.
> 
> Signed-off-by: Lorenzo Stoakes <[email protected]>

Reviewed-by: Gregory Price <[email protected]>