| dnl # |
| dnl # The fallocate callback was moved from the inode_operations |
| dnl # structure to the file_operations structure. |
| dnl # |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_FALLOCATE], [ |
| |
| dnl # Linux 2.6.38 - 3.x API |
| ZFS_LINUX_TEST_SRC([file_fallocate], [ |
| #include <linux/fs.h> |
| |
| long test_fallocate(struct file *file, int mode, |
| loff_t offset, loff_t len) { return 0; } |
| |
| static const struct file_operations |
| fops __attribute__ ((unused)) = { |
| .fallocate = test_fallocate, |
| }; |
| ], []) |
| |
| dnl # Linux 2.6.x - 2.6.37 API |
| ZFS_LINUX_TEST_SRC([inode_fallocate], [ |
| #include <linux/fs.h> |
| |
| long test_fallocate(struct inode *inode, int mode, |
| loff_t offset, loff_t len) { return 0; } |
| |
| static const struct inode_operations |
| fops __attribute__ ((unused)) = { |
| .fallocate = test_fallocate, |
| }; |
| ], []) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_FALLOCATE], [ |
| AC_MSG_CHECKING([whether fops->fallocate() exists]) |
| ZFS_LINUX_TEST_RESULT([file_fallocate], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_FILE_FALLOCATE, 1, [fops->fallocate() exists]) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING([whether iops->fallocate() exists]) |
| ZFS_LINUX_TEST_RESULT([inode_fallocate], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_INODE_FALLOCATE, 1, [fops->fallocate() exists]) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| ]) |