zfs-builds-mm/zfs-0.8.3/config/kernel-lseek-execute.m4
2020-03-01 19:43:35 +01:00

27 lines
744 B
Text

dnl #
dnl # 3.11 API change
dnl # lseek_execute helper exported
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_LSEEK_EXECUTE], [
ZFS_LINUX_TEST_SRC([lseek_execute], [
#include <linux/fs.h>
], [
struct file *fp __attribute__ ((unused)) = NULL;
struct inode *ip __attribute__ ((unused)) = NULL;
loff_t offset __attribute__ ((unused)) = 0;
loff_t maxsize __attribute__ ((unused)) = 0;
lseek_execute(fp, ip, offset, maxsize);
])
])
AC_DEFUN([ZFS_AC_KERNEL_LSEEK_EXECUTE], [
AC_MSG_CHECKING([whether lseek_execute() is available])
ZFS_LINUX_TEST_RESULT_SYMBOL([lseek_execute],
[lseek_exclusive], [fs/read_write.c], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_LSEEK_EXECUTE, 1, [lseek_execute() is available])
], [
AC_MSG_RESULT(no)
])
])