]) # LC_EXPORT_TRUNCATE_COMPLETE_PAGE
#
-# LC_CAPA_CRYPTO
-#
-AC_DEFUN([LC_CAPA_CRYPTO], [
-LB_CHECK_CONFIG_IM([CRYPTO], [],
- [AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO is enabled in your kernel.])])
-LB_CHECK_CONFIG_IM([CRYPTO_HMAC], [],
- [AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_HMAC is enabled in your kernel.])])
-LB_CHECK_CONFIG_IM([CRYPTO_SHA1], [],
- [AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_SHA1 is enabled in your kernel.])])
-]) # LC_CAPA_CRYPTO
-
-#
# LC_CONFIG_RMTCLIENT
#
dnl FIXME
]) # LC_DIRECTIO_USE_ITER
#
+# LC_KIOCB_HAS_NBYTES
+#
+# 3.19 kernel removed ki_nbytes from struct kiocb
+#
+AC_DEFUN([LC_KIOCB_HAS_NBYTES], [
+LB_CHECK_COMPILE([if struct kiocb has ki_nbytes field],
+ki_nbytes, [
+ #include <linux/fs.h>
+],[
+ struct kiocb iocb;
+
+ iocb.ki_nbytes = 0;
+],[
+ AC_DEFINE(HAVE_KI_NBYTES, 1, [ki_nbytes field exist])
+])
+]) # LC_KIOCB_HAS_NBYTES
+
+#
+# LC_CANCEL_DIRTY_PAGE
+#
+# 4.0.0 kernel removed cancle_dirty_page
+#
+AC_DEFUN([LC_CANCEL_DIRTY_PAGE], [
+LB_CHECK_COMPILE([if cancel_dirty_page still exist],
+cancel_dirty_page, [
+ #include <linux/mm.h>
+],[
+ cancel_dirty_page(NULL, PAGE_SIZE);
+],[
+ AC_DEFINE(HAVE_CANCEL_DIRTY_PAGE, 1,
+ [cancel_dirty_page is still available])
+])
+]) # LC_CANCEL_DIRTY_PAGE
+
+#
# LC_IOV_ITER_RW
#
# 4.1 kernel has iov_iter_rw
LC_LLITE_LLOOP_MODULE
LC_GLIBC_SUPPORT_FHANDLES
- LC_CAPA_CRYPTO
LC_CONFIG_RMTCLIENT
LC_CONFIG_GSS
# 3.16
LC_DIRECTIO_USE_ITER
+ # 3.19
+ LC_KIOCB_HAS_NBYTES
+
+ # 4.0.0
+ LC_CANCEL_DIRTY_PAGE
+
# 4.1.0
LC_IOV_ITER_RW