X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=config%2Fkernel-fsync.m4;h=ca00d93beaaf6d9379c52c7febea32f0adca1007;hb=ee93035378ff1f0769bb4216dc35057a2f14f9b9;hp=862b89782e2a235675f2871ea1ad1834f9b3ed4e;hpb=adcd70bd1af405464d6dbc6b2057594cddda7a24;p=zfs.git

diff --git a/config/kernel-fsync.m4 b/config/kernel-fsync.m4
index 862b897..ca00d93 100644
--- a/config/kernel-fsync.m4
+++ b/config/kernel-fsync.m4
@@ -37,7 +37,7 @@ AC_DEFUN([ZFS_AC_KERNEL_FSYNC_WITHOUT_DENTRY], [
 ])
 
 dnl #
-dnl # Linux 3.1 -x 3.x API
+dnl # Linux 3.1 - 3.x API
 dnl #
 AC_DEFUN([ZFS_AC_KERNEL_FSYNC_RANGE], [
 	ZFS_LINUX_TRY_COMPILE([
@@ -55,9 +55,69 @@ AC_DEFUN([ZFS_AC_KERNEL_FSYNC_RANGE], [
 	])
 ])
 
+dnl #
+dnl # PaX Linux 2.6.x - 2.6.34 API
+dnl #
+AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_WITH_DENTRY], [
+	ZFS_LINUX_TRY_COMPILE([
+		#include <linux/fs.h>
+	],[
+		int (*fsync) (struct file *, struct dentry *, int) = NULL;
+		file_operations_no_const fops __attribute__ ((unused));
+
+		fops.fsync = fsync;
+	],[
+		AC_MSG_RESULT([dentry])
+		AC_DEFINE(HAVE_FSYNC_WITH_DENTRY, 1,
+			[fops->fsync() with dentry])
+	],[
+	])
+])
+
+dnl #
+dnl # PaX Linux 2.6.35 - Linux 3.0 API
+dnl #
+AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_WITHOUT_DENTRY], [
+	ZFS_LINUX_TRY_COMPILE([
+		#include <linux/fs.h>
+	],[
+		int (*fsync) (struct file *, int) = NULL;
+		file_operations_no_const fops __attribute__ ((unused));
+
+		fops.fsync = fsync;
+	],[
+		AC_MSG_RESULT([no dentry])
+		AC_DEFINE(HAVE_FSYNC_WITHOUT_DENTRY, 1,
+			[fops->fsync() without dentry])
+	],[
+	])
+])
+
+dnl #
+dnl # PaX Linux 3.1 - 3.x API
+dnl #
+AC_DEFUN([ZFS_AC_PAX_KERNEL_FSYNC_RANGE], [
+	ZFS_LINUX_TRY_COMPILE([
+		#include <linux/fs.h>
+	],[
+		int (*fsync) (struct file *, loff_t, loff_t, int) = NULL;
+		file_operations_no_const fops __attribute__ ((unused));
+
+		fops.fsync = fsync;
+	],[
+		AC_MSG_RESULT([range])
+		AC_DEFINE(HAVE_FSYNC_RANGE, 1,
+			[fops->fsync() with range])
+	],[
+	])
+])
+
 AC_DEFUN([ZFS_AC_KERNEL_FSYNC], [
 	AC_MSG_CHECKING([whether fops->fsync() wants])
 	ZFS_AC_KERNEL_FSYNC_WITH_DENTRY
 	ZFS_AC_KERNEL_FSYNC_WITHOUT_DENTRY
 	ZFS_AC_KERNEL_FSYNC_RANGE
+	ZFS_AC_PAX_KERNEL_FSYNC_WITH_DENTRY
+	ZFS_AC_PAX_KERNEL_FSYNC_WITHOUT_DENTRY
+	ZFS_AC_PAX_KERNEL_FSYNC_RANGE
 ])