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c57d268a78
Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de> Signed-off-by: Rob Norris <robn@despairlabs.com> Closes #16479
80 lines
1.9 KiB
Plaintext
80 lines
1.9 KiB
Plaintext
dnl #
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dnl # 2.6.38 API change
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dnl # ns_capable() was introduced
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_NS_CAPABLE], [
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ZFS_LINUX_TEST_SRC([ns_capable], [
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#include <linux/capability.h>
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],[
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ns_capable((struct user_namespace *)NULL, CAP_SYS_ADMIN);
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_NS_CAPABLE], [
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AC_MSG_CHECKING([whether ns_capable exists])
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ZFS_LINUX_TEST_RESULT([ns_capable], [
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AC_MSG_RESULT(yes)
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],[
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ZFS_LINUX_TEST_ERROR([ns_capable()])
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])
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])
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dnl #
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dnl # 2.6.39 API change
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dnl # struct user_namespace was added to struct cred_t as cred->user_ns member
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_CRED_USER_NS], [
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ZFS_LINUX_TEST_SRC([cred_user_ns], [
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#include <linux/cred.h>
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],[
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struct cred cr;
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cr.user_ns = (struct user_namespace *)NULL;
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_CRED_USER_NS], [
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AC_MSG_CHECKING([whether cred_t->user_ns exists])
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ZFS_LINUX_TEST_RESULT([cred_user_ns], [
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AC_MSG_RESULT(yes)
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],[
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ZFS_LINUX_TEST_ERROR([cred_t->user_ns()])
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])
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])
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dnl #
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dnl # 3.4 API change
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dnl # kuid_has_mapping() and kgid_has_mapping() were added to distinguish
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dnl # between internal kernel uids/gids and user namespace uids/gids.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_KUID_HAS_MAPPING], [
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ZFS_LINUX_TEST_SRC([kuid_has_mapping], [
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#include <linux/uidgid.h>
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],[
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kuid_has_mapping((struct user_namespace *)NULL, KUIDT_INIT(0));
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kgid_has_mapping((struct user_namespace *)NULL, KGIDT_INIT(0));
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_KUID_HAS_MAPPING], [
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AC_MSG_CHECKING([whether kuid_has_mapping/kgid_has_mapping exist])
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ZFS_LINUX_TEST_RESULT([kuid_has_mapping], [
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AC_MSG_RESULT(yes)
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],[
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ZFS_LINUX_TEST_ERROR([kuid_has_mapping()])
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_SRC_USERNS_CAPABILITIES], [
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ZFS_AC_KERNEL_SRC_NS_CAPABLE
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ZFS_AC_KERNEL_SRC_HAS_CAPABILITY
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ZFS_AC_KERNEL_SRC_CRED_USER_NS
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ZFS_AC_KERNEL_SRC_KUID_HAS_MAPPING
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])
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AC_DEFUN([ZFS_AC_KERNEL_USERNS_CAPABILITIES], [
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ZFS_AC_KERNEL_NS_CAPABLE
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ZFS_AC_KERNEL_HAS_CAPABILITY
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ZFS_AC_KERNEL_CRED_USER_NS
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ZFS_AC_KERNEL_KUID_HAS_MAPPING
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])
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