mm: add missing dependency in Kconfig

Eliminate the following (rand)config warning by adding missing PROC_FS
dependency:

warning: (HWPOISON_INJECT && MEM_SOFT_DIRTY) selects PROC_PAGE_MONITOR
which has unmet direct dependencies (PROC_FS && MMU)

Signed-off-by: Sima Baymani <sima.baymani@gmail.com>
Suggested-by: David Rientjes <rientjes@google.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/Kconfig b/mm/Kconfig
index eb69f352401de910552fb7f28959b38f4746a878..723bbe04a0b0511976d3778a4df94cb2974eb9c8 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -543,7 +543,7 @@ config ZSWAP
 
 config MEM_SOFT_DIRTY
        bool "Track memory changes"
-       depends on CHECKPOINT_RESTORE && HAVE_ARCH_SOFT_DIRTY
+       depends on CHECKPOINT_RESTORE && HAVE_ARCH_SOFT_DIRTY && PROC_FS
        select PROC_PAGE_MONITOR
        help
          This option enables memory changes tracking by introducing a