1dnl # 2dnl # 3.11 API change 3dnl # Add support for i_op->tmpfile 4dnl # 5AC_DEFUN([ZFS_AC_KERNEL_SRC_TMPFILE], [ 6 dnl # 7 dnl # 6.1 API change 8 dnl # use struct file instead of struct dentry 9 dnl # 10 ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [ 11 #include <linux/fs.h> 12 int tmpfile(struct user_namespace *userns, 13 struct inode *inode, struct file *file, 14 umode_t mode) { return 0; } 15 static struct inode_operations 16 iops __attribute__ ((unused)) = { 17 .tmpfile = tmpfile, 18 }; 19 ],[]) 20 dnl # 21 dnl # 5.11 API change 22 dnl # add support for userns parameter to tmpfile 23 dnl # 24 ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_dentry_userns], [ 25 #include <linux/fs.h> 26 int tmpfile(struct user_namespace *userns, 27 struct inode *inode, struct dentry *dentry, 28 umode_t mode) { return 0; } 29 static struct inode_operations 30 iops __attribute__ ((unused)) = { 31 .tmpfile = tmpfile, 32 }; 33 ],[]) 34 ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_dentry], [ 35 #include <linux/fs.h> 36 int tmpfile(struct inode *inode, struct dentry *dentry, 37 umode_t mode) { return 0; } 38 static struct inode_operations 39 iops __attribute__ ((unused)) = { 40 .tmpfile = tmpfile, 41 }; 42 ],[]) 43]) 44 45AC_DEFUN([ZFS_AC_KERNEL_TMPFILE], [ 46 AC_MSG_CHECKING([whether i_op->tmpfile() exists]) 47 ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [ 48 AC_MSG_RESULT(yes) 49 AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) 50 AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns]) 51 ],[ 52 ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_dentry_userns], [ 53 AC_MSG_RESULT(yes) 54 AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) 55 AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns]) 56 AC_DEFINE(HAVE_TMPFILE_DENTRY, 1, [i_op->tmpfile() uses old dentry signature]) 57 ],[ 58 ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_dentry], [ 59 AC_MSG_RESULT(yes) 60 AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) 61 AC_DEFINE(HAVE_TMPFILE_DENTRY, 1, [i_op->tmpfile() uses old dentry signature]) 62 ],[ 63 ZFS_LINUX_REQUIRE_API([i_op->tmpfile()], [3.11]) 64 ]) 65 ]) 66 ]) 67]) 68