CHROMIUM: swap: allow /dev/ram* as swap device.

This is for (limited) field experiments.

BUG=chromium:490724
TEST="mkswap /dev/ram0; swapon /dev/ram0" and then actually swapped to it.
BRANCH=none
Signed-off-by: Luigi Semenzato <semenzato@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/272634
Reviewed-by: Sonny Rao <sonnyrao@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Commit-Queue: Luigi Semenzato <semenzato@chromium.org>
Tested-by: Luigi Semenzato <semenzato@chromium.org>

Change-Id: Ieaa143453d7837200cf7735965ffee6018a597d6
Reviewed-on: https://chromium-review.googlesource.com/286217
Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Luigi Semenzato <semenzato@chromium.org>
Commit-Queue: Luigi Semenzato <semenzato@chromium.org>
1 file changed