On Thu, Jan 25, 2024 at 10:22 AM zhangpeng (AS) <zhangpeng362@xxxxxxxxxx> wrote: > > > This patch can fix this issue. > > Great, I will submit this patch for review then, thanks a lot ! > > If all the pages that need to be inserted by TCP zerocopy are > page->mapping == NULL, this solution could be used. At least the patch looks sane for stable submission. If we need to extend functionality, it can be done in future kernels.