DEVCG_ACC_WRITE
((mode & BLK_OPEN_WRITE) ? DEVCG_ACC_WRITE : 0));
DEVCG_ACC_WRITE | DEVCG_ACC_READ);
access |= DEVCG_ACC_WRITE;
#define DEVCG_ACC_MASK (DEVCG_ACC_MKNOD | DEVCG_ACC_READ | DEVCG_ACC_WRITE)
if (access & DEVCG_ACC_WRITE)
ex.access |= DEVCG_ACC_WRITE;