1*eda14cbcSMatt Macydnl # 2*eda14cbcSMatt Macydnl # 4.14 API change 3*eda14cbcSMatt Macydnl # kernel_write() which was introduced in 3.9 was updated to take 4*eda14cbcSMatt Macydnl # the offset as a pointer which is needed by vn_rdwr(). 5*eda14cbcSMatt Macydnl # 6*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_SRC_WRITE], [ 7*eda14cbcSMatt Macy ZFS_LINUX_TEST_SRC([kernel_write], [ 8*eda14cbcSMatt Macy #include <linux/fs.h> 9*eda14cbcSMatt Macy ],[ 10*eda14cbcSMatt Macy struct file *file = NULL; 11*eda14cbcSMatt Macy const void *buf = NULL; 12*eda14cbcSMatt Macy size_t count = 0; 13*eda14cbcSMatt Macy loff_t *pos = NULL; 14*eda14cbcSMatt Macy ssize_t ret; 15*eda14cbcSMatt Macy 16*eda14cbcSMatt Macy ret = kernel_write(file, buf, count, pos); 17*eda14cbcSMatt Macy ]) 18*eda14cbcSMatt Macy]) 19*eda14cbcSMatt Macy 20*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_WRITE], [ 21*eda14cbcSMatt Macy AC_MSG_CHECKING([whether kernel_write() takes loff_t pointer]) 22*eda14cbcSMatt Macy ZFS_LINUX_TEST_RESULT([kernel_write], [ 23*eda14cbcSMatt Macy AC_MSG_RESULT(yes) 24*eda14cbcSMatt Macy AC_DEFINE(HAVE_KERNEL_WRITE_PPOS, 1, 25*eda14cbcSMatt Macy [kernel_write() take loff_t pointer]) 26*eda14cbcSMatt Macy ],[ 27*eda14cbcSMatt Macy AC_MSG_RESULT(no) 28*eda14cbcSMatt Macy ]) 29*eda14cbcSMatt Macy]) 30*eda14cbcSMatt Macy 31*eda14cbcSMatt Macydnl # 32*eda14cbcSMatt Macydnl # 4.14 API change 33*eda14cbcSMatt Macydnl # kernel_read() which has existed for forever was updated to take 34*eda14cbcSMatt Macydnl # the offset as a pointer which is needed by vn_rdwr(). 35*eda14cbcSMatt Macydnl # 36*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_SRC_READ], [ 37*eda14cbcSMatt Macy ZFS_LINUX_TEST_SRC([kernel_read], [ 38*eda14cbcSMatt Macy #include <linux/fs.h> 39*eda14cbcSMatt Macy ],[ 40*eda14cbcSMatt Macy struct file *file = NULL; 41*eda14cbcSMatt Macy void *buf = NULL; 42*eda14cbcSMatt Macy size_t count = 0; 43*eda14cbcSMatt Macy loff_t *pos = NULL; 44*eda14cbcSMatt Macy ssize_t ret; 45*eda14cbcSMatt Macy 46*eda14cbcSMatt Macy ret = kernel_read(file, buf, count, pos); 47*eda14cbcSMatt Macy ]) 48*eda14cbcSMatt Macy]) 49*eda14cbcSMatt Macy 50*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_READ], [ 51*eda14cbcSMatt Macy AC_MSG_CHECKING([whether kernel_read() takes loff_t pointer]) 52*eda14cbcSMatt Macy ZFS_LINUX_TEST_RESULT([kernel_read], [ 53*eda14cbcSMatt Macy AC_MSG_RESULT(yes) 54*eda14cbcSMatt Macy AC_DEFINE(HAVE_KERNEL_READ_PPOS, 1, 55*eda14cbcSMatt Macy [kernel_read() take loff_t pointer]) 56*eda14cbcSMatt Macy ],[ 57*eda14cbcSMatt Macy AC_MSG_RESULT(no) 58*eda14cbcSMatt Macy ]) 59*eda14cbcSMatt Macy]) 60*eda14cbcSMatt Macy 61*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_SRC_RW], [ 62*eda14cbcSMatt Macy ZFS_AC_KERNEL_SRC_WRITE 63*eda14cbcSMatt Macy ZFS_AC_KERNEL_SRC_READ 64*eda14cbcSMatt Macy]) 65*eda14cbcSMatt Macy 66*eda14cbcSMatt MacyAC_DEFUN([ZFS_AC_KERNEL_RW], [ 67*eda14cbcSMatt Macy ZFS_AC_KERNEL_WRITE 68*eda14cbcSMatt Macy ZFS_AC_KERNEL_READ 69*eda14cbcSMatt Macy]) 70