[mirror_zfs.git] / config / kernel-lseek-execute.m4

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)
	])
])
Commit	Line	Data
802e7b5f LD	1	dnl #
	2	dnl # 3.11 API change
	3	dnl # lseek_execute helper exported
	4	dnl #
608f8749 BB	5	AC_DEFUN([ZFS_AC_KERNEL_SRC_LSEEK_EXECUTE], [
608f8749 BB	6	ZFS_LINUX_TEST_SRC([lseek_execute], [
802e7b5f LD	7	#include <linux/fs.h>
	8	], [
	9	struct file *fp __attribute__ ((unused)) = NULL;
	10	struct inode *ip __attribute__ ((unused)) = NULL;
	11	loff_t offset __attribute__ ((unused)) = 0;
	12	loff_t maxsize __attribute__ ((unused)) = 0;
	13
	14	lseek_execute(fp, ip, offset, maxsize);
608f8749 BB	15	])
	16	])
	17
	18	AC_DEFUN([ZFS_AC_KERNEL_LSEEK_EXECUTE], [
	19	AC_MSG_CHECKING([whether lseek_execute() is available])
	20	ZFS_LINUX_TEST_RESULT_SYMBOL([lseek_execute],
	21	[lseek_exclusive], [fs/read_write.c], [
802e7b5f	22	AC_MSG_RESULT(yes)
608f8749	23	AC_DEFINE(HAVE_LSEEK_EXECUTE, 1, [lseek_execute() is available])
802e7b5f LD	24	], [
	25	AC_MSG_RESULT(no)
	26	])
	27	])