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-rw-r--r--config/kernel-vfs-rw-iterate.m421
-rw-r--r--config/kernel.m41
2 files changed, 22 insertions, 0 deletions
diff --git a/config/kernel-vfs-rw-iterate.m4 b/config/kernel-vfs-rw-iterate.m4
index f8dc42229..af44beb7b 100644
--- a/config/kernel-vfs-rw-iterate.m4
+++ b/config/kernel-vfs-rw-iterate.m4
@@ -25,3 +25,24 @@ AC_DEFUN([ZFS_AC_KERNEL_VFS_RW_ITERATE],
AC_MSG_RESULT(no)
])
])
+
+dnl #
+dnl # Linux 4.1.x API
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_GENERIC_WRITE_CHECKS],
+ [AC_MSG_CHECKING([whether generic_write_checks() takes kiocb])
+ ZFS_LINUX_TRY_COMPILE([
+ #include <linux/fs.h>
+
+ ],[
+ struct kiocb *iocb = NULL;
+ struct iov_iter *iov = NULL;
+ generic_write_checks(iocb, iov);
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_GENERIC_WRITE_CHECKS_KIOCB, 1,
+ [generic_write_checks() takes kiocb])
+ ],[
+ AC_MSG_RESULT(no)
+ ])
+])
diff --git a/config/kernel.m4 b/config/kernel.m4
index 980d2801f..afb0cc7fa 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -104,6 +104,7 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
ZFS_AC_KERNEL_LSEEK_EXECUTE
ZFS_AC_KERNEL_VFS_ITERATE
ZFS_AC_KERNEL_VFS_RW_ITERATE
+ ZFS_AC_KERNEL_GENERIC_WRITE_CHECKS
ZFS_AC_KERNEL_KMAP_ATOMIC_ARGS
ZFS_AC_KERNEL_FOLLOW_DOWN_ONE
ZFS_AC_KERNEL_MAKE_REQUEST_FN