--- include/linux/android_pmem.h

+++ include/linux/android_pmem.h

@@ -67,6 +67,7 @@

#define HW3D_REVOKE_GPU _IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)

#define HW3D_GRANT_GPU _IOW(PMEM_IOCTL_MAGIC, 9, unsigned int)

+#define PMEM_CACHE_FLUSH _IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)

#define PMEM_CLEAN_INV_CACHES _IOW(PMEM_IOCTL_MAGIC, 11, unsigned int)

#define PMEM_CLEAN_CACHES _IOW(PMEM_IOCTL_MAGIC, 12, unsigned int)

#define PMEM_INV_CACHES _IOW(PMEM_IOCTL_MAGIC, 13, unsigned int)