mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-12-27 03:19:35 +03:00
61 lines
1.4 KiB
Plaintext
61 lines
1.4 KiB
Plaintext
|
dnl #
|
||
|
|
dnl # Supported symlink APIs
|
||
|
|
dnl #
|
||
|
|
AC_DEFUN([ZFS_AC_KERNEL_PUT_LINK], [
|
||
|
|
dnl #
|
||
|
|
dnl # 4.5 API change
|
||
|
|
dnl # get_link() uses delayed done, there is no put_link() interface.
|
||
|
|
dnl #
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#if !defined(HAVE_GET_LINK_DELAYED)
|
||
|
|
#error "Expecting get_link() delayed done"
|
||
|
|
#endif
|
||
|
|
],[
|
||
|
|
],[
|
||
|
|
AC_DEFINE(HAVE_PUT_LINK_DELAYED, 1, [iops->put_link() delayed])
|
||
|
|
],[
|
||
|
|
dnl #
|
||
|
|
dnl # 4.2 API change
|
||
|
|
dnl # This kernel retired the nameidata structure.
|
||
|
|
dnl #
|
||
|
|
AC_MSG_CHECKING([whether iops->put_link() passes cookie])
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#include <linux/fs.h>
|
||
|
|
void put_link(struct inode *ip, void *cookie)
|
||
|
|
{ return; }
|
||
|
|
static struct inode_operations
|
||
|
|
iops __attribute__ ((unused)) = {
|
||
|
|
.put_link = put_link,
|
||
|
|
};
|
||
|
|
],[
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(yes)
|
||
|
|
AC_DEFINE(HAVE_PUT_LINK_COOKIE, 1,
|
||
|
|
[iops->put_link() cookie])
|
||
|
|
],[
|
||
|
|
dnl #
|
||
|
|
dnl # 2.6.32 API
|
||
|
|
dnl #
|
||
|
|
AC_MSG_RESULT(no)
|
||
|
|
AC_MSG_CHECKING(
|
||
|
|
[whether iops->put_link() passes nameidata])
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#include <linux/fs.h>
|
||
|
|
void put_link(struct dentry *de, struct
|
||
|
|
nameidata *nd, void *ptr) { return; }
|
||
|
|
static struct inode_operations
|
||
|
|
iops __attribute__ ((unused)) = {
|
||
|
|
.put_link = put_link,
|
||
|
|
};
|
||
|
|
],[
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(yes)
|
||
|
|
AC_DEFINE(HAVE_PUT_LINK_NAMEIDATA, 1,
|
||
|
|
[iops->put_link() nameidata])
|
||
|
|
],[
|
||
|
|
AC_MSG_ERROR(no; please file a bug report)
|
||
|
|
])
|
||
|
|
])
|
||
|
|
])
|
||
|
|
])
|