1AC_DEFUN([ZFS_AC_KERNEL_SRC_INODE_GETATTR], [ 2 dnl # 3 dnl # Linux 6.3 API 4 dnl # The first arg of getattr I/O operations handler type 5 dnl # is changed to struct mnt_idmap* 6 dnl # 7 ZFS_LINUX_TEST_SRC([inode_operations_getattr_mnt_idmap], [ 8 #include <linux/fs.h> 9 10 static int test_getattr( 11 struct mnt_idmap *idmap, 12 const struct path *p, struct kstat *k, 13 u32 request_mask, unsigned int query_flags) 14 { return 0; } 15 16 static const struct inode_operations 17 iops __attribute__ ((unused)) = { 18 .getattr = test_getattr, 19 }; 20 ],[]) 21 22 dnl # 23 dnl # Linux 5.12 API 24 dnl # The getattr I/O operations handler type was extended to require 25 dnl # a struct user_namespace* as its first arg, to support idmapped 26 dnl # mounts. 27 dnl # 28 ZFS_LINUX_TEST_SRC([inode_operations_getattr_userns], [ 29 #include <linux/fs.h> 30 31 static int test_getattr( 32 struct user_namespace *userns, 33 const struct path *p, struct kstat *k, 34 u32 request_mask, unsigned int query_flags) 35 { return 0; } 36 37 static const struct inode_operations 38 iops __attribute__ ((unused)) = { 39 .getattr = test_getattr, 40 }; 41 ],[]) 42 43 dnl # 44 dnl # Linux 4.11 API 45 dnl # See torvalds/linux@a528d35 46 dnl # 47 ZFS_LINUX_TEST_SRC([inode_operations_getattr_path], [ 48 #include <linux/fs.h> 49 50 static int test_getattr( 51 const struct path *p, struct kstat *k, 52 u32 request_mask, unsigned int query_flags) 53 { return 0; } 54 55 static const struct inode_operations 56 iops __attribute__ ((unused)) = { 57 .getattr = test_getattr, 58 }; 59 ],[]) 60 61 ZFS_LINUX_TEST_SRC([inode_operations_getattr_vfsmount], [ 62 #include <linux/fs.h> 63 64 static int test_getattr( 65 struct vfsmount *mnt, struct dentry *d, 66 struct kstat *k) 67 { return 0; } 68 69 static const struct inode_operations 70 iops __attribute__ ((unused)) = { 71 .getattr = test_getattr, 72 }; 73 ],[]) 74]) 75 76AC_DEFUN([ZFS_AC_KERNEL_INODE_GETATTR], [ 77 dnl # 78 dnl # Kernel 6.3 test 79 dnl # 80 AC_MSG_CHECKING([whether iops->getattr() takes mnt_idmap]) 81 ZFS_LINUX_TEST_RESULT([inode_operations_getattr_mnt_idmap], [ 82 AC_MSG_RESULT(yes) 83 AC_DEFINE(HAVE_IDMAP_IOPS_GETATTR, 1, 84 [iops->getattr() takes struct mnt_idmap*]) 85 ],[ 86 AC_MSG_RESULT(no) 87 dnl # 88 dnl # Kernel 5.12 test 89 dnl # 90 AC_MSG_CHECKING([whether iops->getattr() takes user_namespace]) 91 ZFS_LINUX_TEST_RESULT([inode_operations_getattr_userns], [ 92 AC_MSG_RESULT(yes) 93 AC_DEFINE(HAVE_USERNS_IOPS_GETATTR, 1, 94 [iops->getattr() takes struct user_namespace*]) 95 ],[ 96 AC_MSG_RESULT(no) 97 98 dnl # 99 dnl # Kernel 4.11 test 100 dnl # 101 AC_MSG_CHECKING([whether iops->getattr() takes a path]) 102 ZFS_LINUX_TEST_RESULT([inode_operations_getattr_path], [ 103 AC_MSG_RESULT(yes) 104 AC_DEFINE(HAVE_PATH_IOPS_GETATTR, 1, 105 [iops->getattr() takes a path]) 106 ],[ 107 AC_MSG_RESULT(no) 108 109 dnl # 110 dnl # Kernel < 4.11 test 111 dnl # 112 AC_MSG_CHECKING([whether iops->getattr() takes a vfsmount]) 113 ZFS_LINUX_TEST_RESULT([inode_operations_getattr_vfsmount], [ 114 AC_MSG_RESULT(yes) 115 AC_DEFINE(HAVE_VFSMOUNT_IOPS_GETATTR, 1, 116 [iops->getattr() takes a vfsmount]) 117 ],[ 118 AC_MSG_RESULT(no) 119 ]) 120 ]) 121 ]) 122 ]) 123]) 124