On Tue, Sep 24, 2019 at 05:52:12PM -0700, Matthew Wilcox wrote: > From: William Kucharski <william.kucharski@xxxxxxxxxx> > > Add filemap_huge_fault() to attempt to satisfy page > faults on memory-mapped read-only text pages using THP when possible. > > Signed-off-by: William Kucharski <william.kucharski@xxxxxxxxxx> > [rebased on top of mm prep patches -- Matthew] > Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> As we discuss before, I think it's wrong direction to separate ->fault() from ->huge_fault(). If ->fault() would return a huge page alloc_set_pte() will do The Right Thing™. -- Kirill A. Shutemov