drm/msm: Fix build break with recent mm tree

9178e3d ("mm: discard __GFP_ATOMIC") removed __GFP_ATOMIC,
replacing it with a check for not __GFP_DIRECT_RECLAIM.

Reported-by: Randy Dunlap <[email protected]>
Reported-by: Stephen Rothwell <[email protected]>
Signed-off-by: Rob Clark <[email protected]>
Acked-by: Randy Dunlap <[email protected]> # build-tested
Signed-off-by: Dave Airlie <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

Author: robclark

drivers/gpu/drm/msm/msm_gem_shrinker.c

@@ -26,7 +26,7 @@ static bool can_swap(void)
 
 static bool can_block(struct shrink_control *sc)
 {
-	if (sc->gfp_mask & __GFP_ATOMIC)
+	if (!(sc->gfp_mask & __GFP_DIRECT_RECLAIM))
 		return false;
 	return current_is_kswapd() || (sc->gfp_mask & __GFP_RECLAIM);
 }