tools/testing/selftests/vm/gup_benchmark.c: add MAP_SHARED option

Add a new benchmark option, -S, to request MAP_SHARED.  This can be used
to compare with MAP_PRIVATE, or for files that require this option, like
dax.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Keith Busch <[email protected]>
Reviewed-by: Andrew Morton <[email protected]>
Cc: Kirill Shutemov <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: Dan Williams <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

0 files changed, 0 insertions, 0 deletions