kernel: enable CONFIG_ADVISE_SYSCALLS

Without this, posix_[fm]advise does not work. This causes issues with
btrfs-progs, which uses fadvise to drop caches.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

diff --git a/target/linux/generic/config-4.9 b/target/linux/generic/config-4.9
index 4d2c911b7cdd776fd3ec98b5b676342b1b572168..9512e494af51c789a8e296dfbcae096d78b1a98f 100644 (file)
--- a/target/linux/generic/config-4.9
+++ b/target/linux/generic/config-4.9
@@ -90,7 +90,7 @@ CONFIG_32BIT=y
 # CONFIG_ADM6996_PHY is not set
 # CONFIG_ADM8211 is not set
 # CONFIG_ADT7316 is not set
-# CONFIG_ADVISE_SYSCALLS is not set
+CONFIG_ADVISE_SYSCALLS=y
 # CONFIG_ADXRS450 is not set
 CONFIG_AEABI=y
 # CONFIG_AFE4403 is not set