config/kernel-inode-times.m4

   1 AC_DEFUN([ZFS_AC_KERNEL_SRC_INODE_TIMES], [
   2
   3         dnl #
   4         dnl # 5.6 API change
   5         dnl # timespec64_trunc() replaced by timestamp_truncate() interface.
   6         dnl #
   7         ZFS_LINUX_TEST_SRC([timestamp_truncate], [
   8                 #include <linux/fs.h>
   9         ],[
  10                 struct timespec64 ts;
  11                 struct inode ip;
  12
  13                 memset(&ts, 0, sizeof(ts));
  14                 ts = timestamp_truncate(ts, &ip);
  15         ])
  16
  17         dnl #
  18         dnl # 4.18 API change
  19         dnl # i_atime, i_mtime, and i_ctime changed from timespec to timespec64.
  20         dnl #
  21         ZFS_LINUX_TEST_SRC([inode_times], [
  22                 #include <linux/fs.h>
  23         ],[
  24                 struct inode ip;
  25                 struct timespec ts;
  26
  27                 memset(&ip, 0, sizeof(ip));
  28                 ts = ip.i_mtime;
  29         ])
  30
  31         dnl #
  32         dnl # 6.6 API change
  33         dnl # i_ctime no longer directly accessible, must use
  34         dnl # inode_get_ctime(ip), inode_set_ctime*(ip) to
  35         dnl # read/write.
  36         dnl #
  37         ZFS_LINUX_TEST_SRC([inode_get_ctime], [
  38                 #include <linux/fs.h>
  39         ],[
  40                 struct inode ip;
  41
  42                 memset(&ip, 0, sizeof(ip));
  43                 inode_get_ctime(&ip);
  44         ])
  45
  46         ZFS_LINUX_TEST_SRC([inode_set_ctime_to_ts], [
  47                 #include <linux/fs.h>
  48         ],[
  49                 struct inode ip;
  50                 struct timespec64 ts = {0};
  51
  52                 memset(&ip, 0, sizeof(ip));
  53                 inode_set_ctime_to_ts(&ip, ts);
  54         ])
  55
  56         dnl #
  57         dnl # 6.7 API change
  58         dnl # i_atime/i_mtime no longer directly accessible, must use
  59         dnl # inode_get_mtime(ip), inode_set_mtime*(ip) to
  60         dnl # read/write.
  61         dnl #
  62         ZFS_LINUX_TEST_SRC([inode_get_atime], [
  63                 #include <linux/fs.h>
  64         ],[
  65                 struct inode ip;
  66
  67                 memset(&ip, 0, sizeof(ip));
  68                 inode_get_atime(&ip);
  69         ])
  70         ZFS_LINUX_TEST_SRC([inode_get_mtime], [
  71                 #include <linux/fs.h>
  72         ],[
  73                 struct inode ip;
  74
  75                 memset(&ip, 0, sizeof(ip));
  76                 inode_get_mtime(&ip);
  77         ])
  78
  79         ZFS_LINUX_TEST_SRC([inode_set_atime_to_ts], [
  80                 #include <linux/fs.h>
  81         ],[
  82                 struct inode ip;
  83                 struct timespec64 ts = {0};
  84
  85                 memset(&ip, 0, sizeof(ip));
  86                 inode_set_atime_to_ts(&ip, ts);
  87         ])
  88         ZFS_LINUX_TEST_SRC([inode_set_mtime_to_ts], [
  89                 #include <linux/fs.h>
  90         ],[
  91                 struct inode ip;
  92                 struct timespec64 ts = {0};
  93
  94                 memset(&ip, 0, sizeof(ip));
  95                 inode_set_mtime_to_ts(&ip, ts);
  96         ])
  97 ])
  98
  99 AC_DEFUN([ZFS_AC_KERNEL_INODE_TIMES], [
 100         AC_MSG_CHECKING([whether timestamp_truncate() exists])
 101         ZFS_LINUX_TEST_RESULT([timestamp_truncate], [
 102                 AC_MSG_RESULT(yes)
 103                 AC_DEFINE(HAVE_INODE_TIMESTAMP_TRUNCATE, 1,
 104                     [timestamp_truncate() exists])
 105         ],[
 106                 AC_MSG_RESULT(no)
 107         ])
 108
 109         AC_MSG_CHECKING([whether inode->i_*time's are timespec64])
 110         ZFS_LINUX_TEST_RESULT([inode_times], [
 111                 AC_MSG_RESULT(no)
 112         ],[
 113                 AC_MSG_RESULT(yes)
 114                 AC_DEFINE(HAVE_INODE_TIMESPEC64_TIMES, 1,
 115                     [inode->i_*time's are timespec64])
 116         ])
 117
 118         AC_MSG_CHECKING([whether inode_get_ctime() exists])
 119         ZFS_LINUX_TEST_RESULT([inode_get_ctime], [
 120                 AC_MSG_RESULT(yes)
 121                 AC_DEFINE(HAVE_INODE_GET_CTIME, 1,
 122                     [inode_get_ctime() exists in linux/fs.h])
 123         ],[
 124                 AC_MSG_RESULT(no)
 125         ])
 126
 127         AC_MSG_CHECKING([whether inode_set_ctime_to_ts() exists])
 128         ZFS_LINUX_TEST_RESULT([inode_set_ctime_to_ts], [
 129                 AC_MSG_RESULT(yes)
 130                 AC_DEFINE(HAVE_INODE_SET_CTIME_TO_TS, 1,
 131                     [inode_set_ctime_to_ts() exists in linux/fs.h])
 132         ],[
 133                 AC_MSG_RESULT(no)
 134         ])
 135
 136         AC_MSG_CHECKING([whether inode_get_atime() exists])
 137         ZFS_LINUX_TEST_RESULT([inode_get_atime], [
 138                 AC_MSG_RESULT(yes)
 139                 AC_DEFINE(HAVE_INODE_GET_ATIME, 1,
 140                     [inode_get_atime() exists in linux/fs.h])
 141         ],[
 142                 AC_MSG_RESULT(no)
 143         ])
 144
 145         AC_MSG_CHECKING([whether inode_set_atime_to_ts() exists])
 146         ZFS_LINUX_TEST_RESULT([inode_set_atime_to_ts], [
 147                 AC_MSG_RESULT(yes)
 148                 AC_DEFINE(HAVE_INODE_SET_ATIME_TO_TS, 1,
 149                     [inode_set_atime_to_ts() exists in linux/fs.h])
 150         ],[
 151                 AC_MSG_RESULT(no)
 152         ])
 153
 154         AC_MSG_CHECKING([whether inode_get_mtime() exists])
 155         ZFS_LINUX_TEST_RESULT([inode_get_mtime], [
 156                 AC_MSG_RESULT(yes)
 157                 AC_DEFINE(HAVE_INODE_GET_MTIME, 1,
 158                     [inode_get_mtime() exists in linux/fs.h])
 159         ],[
 160                 AC_MSG_RESULT(no)
 161         ])
 162
 163         AC_MSG_CHECKING([whether inode_set_mtime_to_ts() exists])
 164         ZFS_LINUX_TEST_RESULT([inode_set_mtime_to_ts], [
 165                 AC_MSG_RESULT(yes)
 166                 AC_DEFINE(HAVE_INODE_SET_MTIME_TO_TS, 1,
 167                     [inode_set_mtime_to_ts() exists in linux/fs.h])
 168         ],[
 169                 AC_MSG_RESULT(no)
 170         ])
 171 ])