mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-12-26 11:19:32 +03:00
68 lines
1.6 KiB
Plaintext
68 lines
1.6 KiB
Plaintext
|
dnl #
|
||
|
|
dnl # 2.6.38 API change
|
||
|
|
dnl # ns_capable() was introduced
|
||
|
|
dnl #
|
||
|
|
AC_DEFUN([ZFS_AC_KERNEL_NS_CAPABLE], [
|
||
|
|
AC_MSG_CHECKING([whether ns_capable exists])
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#include <linux/capability.h>
|
||
|
|
],[
|
||
|
|
ns_capable((struct user_namespace *)NULL, CAP_SYS_ADMIN);
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(yes)
|
||
|
|
AC_DEFINE(HAVE_NS_CAPABLE, 1,
|
||
|
|
[ns_capable exists])
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(no)
|
||
|
|
])
|
||
|
|
])
|
||
|
|
|
||
|
|
dnl #
|
||
|
|
dnl # 2.6.39 API change
|
||
|
|
dnl # struct user_namespace was added to struct cred_t as
|
||
|
|
dnl # cred->user_ns member
|
||
|
|
dnl # Note that current_user_ns() was added in 2.6.28.
|
||
|
|
dnl #
|
||
|
|
AC_DEFUN([ZFS_AC_KERNEL_CRED_USER_NS], [
|
||
|
|
AC_MSG_CHECKING([whether cred_t->user_ns exists])
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#include <linux/cred.h>
|
||
|
|
],[
|
||
|
|
struct cred cr;
|
||
|
|
cr.user_ns = (struct user_namespace *)NULL;
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(yes)
|
||
|
|
AC_DEFINE(HAVE_CRED_USER_NS, 1,
|
||
|
|
[cred_t->user_ns exists])
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(no)
|
||
|
|
])
|
||
|
|
])
|
||
|
|
|
||
|
|
dnl #
|
||
|
|
dnl # 3.4 API change
|
||
|
|
dnl # kuid_has_mapping() and kgid_has_mapping() were added to distinguish
|
||
|
|
dnl # between internal kernel uids/gids and user namespace uids/gids.
|
||
|
|
dnl #
|
||
|
|
AC_DEFUN([ZFS_AC_KERNEL_KUID_HAS_MAPPING], [
|
||
|
|
AC_MSG_CHECKING([whether kuid_has_mapping/kgid_has_mapping exist])
|
||
|
|
ZFS_LINUX_TRY_COMPILE([
|
||
|
|
#include <linux/uidgid.h>
|
||
|
|
],[
|
||
|
|
kuid_has_mapping((struct user_namespace *)NULL, KUIDT_INIT(0));
|
||
|
|
kgid_has_mapping((struct user_namespace *)NULL, KGIDT_INIT(0));
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(yes)
|
||
|
|
AC_DEFINE(HAVE_KUID_HAS_MAPPING, 1,
|
||
|
|
[kuid_has_mapping/kgid_has_mapping exist])
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT(no)
|
||
|
|
])
|
||
|
|
])
|
||
|
|
|
||
|
|
AC_DEFUN([ZFS_AC_KERNEL_USERNS_CAPABILITIES], [
|
||
|
|
ZFS_AC_KERNEL_NS_CAPABLE
|
||
|
|
ZFS_AC_KERNEL_CRED_USER_NS
|
||
|
|
ZFS_AC_KERNEL_KUID_HAS_MAPPING
|
||
|
|
])
|