Update FIFO settings for new uses of FIFO.

Adjust FIFO timings as well as allow SurfaceFlinger to use FIFO.

bug 24503801

Change-Id: I2c21d4c1788777c2d0d77227bb872701b35c4ff6
diff --git a/libcutils/fs_config.c b/libcutils/fs_config.c
index 840ac86..08db7dc 100644
--- a/libcutils/fs_config.c
+++ b/libcutils/fs_config.c
@@ -142,6 +142,9 @@
     { 00750, AID_ROOT,      AID_SHELL,     CAP_MASK_LONG(CAP_SETUID) | CAP_MASK_LONG(CAP_SETGID), "system/bin/run-as" },
     { 00700, AID_SYSTEM,    AID_SHELL,     CAP_MASK_LONG(CAP_BLOCK_SUSPEND), "system/bin/inputflinger" },
 
+    /* Support FIFO scheduling mode in SurfaceFlinger. */
+    { 00755, AID_SYSTEM,    AID_GRAPHICS,     CAP_MASK_LONG(CAP_SYS_NICE), "system/bin/surfaceflinger" },
+
     { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/uncrypt" },
     { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/install-recovery.sh" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/*" },