x86/mm: Remove stale comment about KMEMCHECK

This comment referred to a conditional call to kmemcheck_hide() that was
here until commit 4950276672fc ("kmemcheck: remove annotations").

Now that kmemcheck has been removed, it doesn't make sense anymore.

Signed-off-by: Jann Horn <[email protected]>
Acked-by: Thomas Gleixner <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Brian Gerst <[email protected]>
Cc: Denys Vlasenko <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Josh Poimboeuf <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 800de815519cd1061c090e70fab09bd62bbd8ddd..c88573d90f3e9d3a521049d4655fd4857b99be3d 100644 (file)
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -1248,10 +1248,6 @@ __do_page_fault(struct pt_regs *regs, unsigned long error_code,
        tsk = current;
        mm = tsk->mm;
 
-       /*
-        * Detect and handle instructions that would cause a page fault for
-        * both a tracked kernel page and a userspace page.
-        */
        prefetchw(&mm->mmap_sem);
 
        if (unlikely(kmmio_fault(regs, address)))