x86/mm/dump_pagetables: Add the EFI pagetable to the debugfs 'page_tables' directory
EFI is complicated enough that being able to view its pagetables is quite helpful. Rather than requiring users to fish it out of dmesg on an appropriately configured kernel, let users view it in debugfs as well. Signed-off-by: NAndy Lutomirski <luto@kernel.org> Acked-by: NArd Biesheuvel <ard.biesheuvel@linaro.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-efi@vger.kernel.org Cc: linux-mm@kvack.org Link: http://lkml.kernel.org/r/ba158a93f3250e6fca752cff2cfb1fcdd9f2b50c.1517414050.git.luto@kernel.org [ Fixed trivial whitespace damage and fixed missing export. ] Signed-off-by: NIngo Molnar <mingo@kernel.org>
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