1dnl # 2dnl # 5.6 API Change 3dnl # The proc_ops structure was introduced to replace the use of 4dnl # of the file_operations structure when registering proc handlers. 5dnl # 6AC_DEFUN([ZFS_AC_KERNEL_SRC_PROC_OPERATIONS], [ 7 ZFS_LINUX_TEST_SRC([proc_ops_struct], [ 8 #include <linux/proc_fs.h> 9 10 static int test_open(struct inode *ip, struct file *fp) { return 0; } 11 static ssize_t test_read(struct file *fp, char __user *ptr, 12 size_t size, loff_t *offp) { return 0; } 13 static ssize_t test_write(struct file *fp, const char __user *ptr, 14 size_t size, loff_t *offp) { return 0; } 15 static loff_t test_lseek(struct file *fp, loff_t off, int flag) 16 { return 0; } 17 static int test_release(struct inode *ip, struct file *fp) 18 { return 0; } 19 20 const struct proc_ops test_ops __attribute__ ((unused)) = { 21 .proc_open = test_open, 22 .proc_read = test_read, 23 .proc_write = test_write, 24 .proc_lseek = test_lseek, 25 .proc_release = test_release, 26 }; 27 ], [ 28 struct proc_dir_entry *entry __attribute__ ((unused)) = 29 proc_create_data("test", 0444, NULL, &test_ops, NULL); 30 ]) 31]) 32 33AC_DEFUN([ZFS_AC_KERNEL_PROC_OPERATIONS], [ 34 AC_MSG_CHECKING([whether proc_ops structure exists]) 35 ZFS_LINUX_TEST_RESULT([proc_ops_struct], [ 36 AC_MSG_RESULT(yes) 37 AC_DEFINE(HAVE_PROC_OPS_STRUCT, 1, [proc_ops structure exists]) 38 ], [ 39 AC_MSG_RESULT(no) 40 ]) 41]) 42