X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=config%2Fkernel-dirty-inode.m4;fp=config%2Fkernel-dirty-inode.m4;h=2ededf1544d2904425e6f8e098ae61b70d2682de;hb=8780c53961e668211682d40ad36946294c3145d8;hp=0000000000000000000000000000000000000000;hpb=bd192c4f4831fae78f9dc3264b8c1a9b6dc85307;p=zfs.git

diff --git a/config/kernel-dirty-inode.m4 b/config/kernel-dirty-inode.m4
new file mode 100644
index 0000000..2ededf1
--- /dev/null
+++ b/config/kernel-dirty-inode.m4
@@ -0,0 +1,23 @@
+dnl #
+dnl # 3.0 API change
+dnl # The sops->dirty_inode() callbacks were updated to take a flags
+dnl # argument.  This allows the greater control over whether the
+dnl # filesystem needs to push out a transaction or not.
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_DIRTY_INODE_WITH_FLAGS], [
+	AC_MSG_CHECKING([whether sops->dirty_inode() wants flags])
+	ZFS_LINUX_TRY_COMPILE([
+		#include <linux/fs.h>
+	],[
+		void (*dirty_inode) (struct inode *, int) = NULL;
+		struct super_operations sops __attribute__ ((unused));
+
+		sops.dirty_inode = dirty_inode;
+	],[
+		AC_MSG_RESULT([yes])
+		AC_DEFINE(HAVE_DIRTY_INODE_WITH_FLAGS, 1,
+			[sops->dirty_inode() wants flags])
+	],[
+		AC_MSG_RESULT([no])
+	])
+])