Add --enable-debug-dmu-tx configure option

[zfs.git] / config / zfs-build.m4

diff --git a/config/zfs-build.m4 b/config/zfs-build.m4
index c5983d3..6bfea51 100644 (file)
--- a/config/zfs-build.m4
+++ b/config/zfs-build.m4
@@ -37,6 +37,29 @@ AC_DEFUN([ZFS_AC_DEBUG], [
        AC_MSG_RESULT([$enable_debug])
 ])
 
+AC_DEFUN([ZFS_AC_DEBUG_DMU_TX], [
+       AC_ARG_ENABLE([debug-dmu-tx],
+               [AS_HELP_STRING([--enable-debug-dmu-tx],
+               [Enable dmu tx validation @<:@default=no@:>@])],
+               [],
+               [enable_debug_dmu_tx=no])
+
+       AS_IF([test "x$enable_debug_dmu_tx" = xyes],
+       [
+               KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG_DMU_TX"
+               DEBUG_DMU_TX="_with_debug_dmu_tx"
+               AC_DEFINE([DEBUG_DMU_TX], [1],
+               [Define to 1 to enabled dmu tx validation])
+       ],
+       [
+               DEBUG_DMU_TX="_without_debug_dmu_tx"
+       ])
+
+       AC_SUBST(DEBUG_DMU_TX)
+       AC_MSG_CHECKING([whether dmu tx validation is enabled])
+       AC_MSG_RESULT([$enable_debug_dmu_tx])
+])
+
 AC_DEFUN([ZFS_AC_CONFIG_ALWAYS], [
        ZFS_AC_CONFIG_ALWAYS_NO_UNUSED_BUT_SET_VARIABLE
 ])