103 lines
2.4 KiB
Plaintext
103 lines
2.4 KiB
Plaintext
dnl #
|
|
dnl # Linux 4.8 API,
|
|
dnl #
|
|
dnl # The bio_op() helper was introduced as a replacement for explicitly
|
|
dnl # checking the bio->bi_rw flags. The following checks are used to
|
|
dnl # detect if a specific operation is supported.
|
|
dnl #
|
|
AC_DEFUN([ZFS_AC_KERNEL_SRC_BIO_OPS], [
|
|
ZFS_LINUX_TEST_SRC([req_op_discard], [
|
|
#include <linux/blk_types.h>
|
|
],[
|
|
int op __attribute__ ((unused)) = REQ_OP_DISCARD;
|
|
])
|
|
|
|
ZFS_LINUX_TEST_SRC([req_op_secure_erase], [
|
|
#include <linux/blk_types.h>
|
|
],[
|
|
int op __attribute__ ((unused)) = REQ_OP_SECURE_ERASE;
|
|
])
|
|
|
|
ZFS_LINUX_TEST_SRC([req_op_flush], [
|
|
#include <linux/blk_types.h>
|
|
],[
|
|
int op __attribute__ ((unused)) = REQ_OP_FLUSH;
|
|
])
|
|
|
|
ZFS_LINUX_TEST_SRC([bio_bi_opf], [
|
|
#include <linux/bio.h>
|
|
],[
|
|
struct bio bio __attribute__ ((unused));
|
|
bio.bi_opf = 0;
|
|
])
|
|
|
|
ZFS_LINUX_TEST_SRC([bio_set_op_attrs], [
|
|
#include <linux/bio.h>
|
|
],[
|
|
struct bio *bio __attribute__ ((unused)) = NULL;
|
|
bio_set_op_attrs(bio, 0, 0);
|
|
])
|
|
])
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_REQ_OP_DISCARD], [
|
|
AC_MSG_CHECKING([whether REQ_OP_DISCARD is defined])
|
|
ZFS_LINUX_TEST_RESULT([req_op_discard], [
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_REQ_OP_DISCARD, 1,
|
|
[REQ_OP_DISCARD is defined])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
])
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_REQ_OP_SECURE_ERASE], [
|
|
AC_MSG_CHECKING([whether REQ_OP_SECURE_ERASE is defined])
|
|
ZFS_LINUX_TEST_RESULT([req_op_secure_erase], [
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_REQ_OP_SECURE_ERASE, 1,
|
|
[REQ_OP_SECURE_ERASE is defined])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
])
|
|
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_REQ_OP_FLUSH], [
|
|
AC_MSG_CHECKING([whether REQ_OP_FLUSH is defined])
|
|
ZFS_LINUX_TEST_RESULT([req_op_flush], [
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_REQ_OP_FLUSH, 1, [REQ_OP_FLUSH is defined])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
])
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_BIO_BI_OPF], [
|
|
AC_MSG_CHECKING([whether bio->bi_opf is defined])
|
|
ZFS_LINUX_TEST_RESULT([bio_bi_opf], [
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_BIO_BI_OPF, 1, [bio->bi_opf is defined])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
])
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_HAVE_BIO_SET_OP_ATTRS], [
|
|
AC_MSG_CHECKING([whether bio_set_op_attrs is available])
|
|
ZFS_LINUX_TEST_RESULT([bio_set_op_attrs], [
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_BIO_SET_OP_ATTRS, 1,
|
|
[bio_set_op_attrs is available])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
])
|
|
|
|
AC_DEFUN([ZFS_AC_KERNEL_BIO_OPS], [
|
|
ZFS_AC_KERNEL_REQ_OP_DISCARD
|
|
ZFS_AC_KERNEL_REQ_OP_SECURE_ERASE
|
|
ZFS_AC_KERNEL_REQ_OP_FLUSH
|
|
ZFS_AC_KERNEL_BIO_BI_OPF
|
|
ZFS_AC_KERNEL_HAVE_BIO_SET_OP_ATTRS
|
|
])
|