| dnl # |
| dnl # 3.11 API change |
| dnl # Add support for i_op->tmpfile |
| dnl # |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_TMPFILE], [ |
| dnl # |
| dnl # 6.3 API change |
| dnl # The first arg is now struct mnt_idmap * |
| dnl # |
| ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_mnt_idmap], [ |
| #include <linux/fs.h> |
| int tmpfile(struct mnt_idmap *idmap, |
| struct inode *inode, struct file *file, |
| umode_t mode) { return 0; } |
| static struct inode_operations |
| iops __attribute__ ((unused)) = { |
| .tmpfile = tmpfile, |
| }; |
| ],[]) |
| dnl # 6.1 API change |
| dnl # use struct file instead of struct dentry |
| dnl # |
| ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [ |
| #include <linux/fs.h> |
| int tmpfile(struct user_namespace *userns, |
| struct inode *inode, struct file *file, |
| umode_t mode) { return 0; } |
| static struct inode_operations |
| iops __attribute__ ((unused)) = { |
| .tmpfile = tmpfile, |
| }; |
| ],[]) |
| dnl # |
| dnl # 5.11 API change |
| dnl # add support for userns parameter to tmpfile |
| dnl # |
| ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_dentry_userns], [ |
| #include <linux/fs.h> |
| int tmpfile(struct user_namespace *userns, |
| struct inode *inode, struct dentry *dentry, |
| umode_t mode) { return 0; } |
| static struct inode_operations |
| iops __attribute__ ((unused)) = { |
| .tmpfile = tmpfile, |
| }; |
| ],[]) |
| ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_dentry], [ |
| #include <linux/fs.h> |
| int tmpfile(struct inode *inode, struct dentry *dentry, |
| umode_t mode) { return 0; } |
| static struct inode_operations |
| iops __attribute__ ((unused)) = { |
| .tmpfile = tmpfile, |
| }; |
| ],[]) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_TMPFILE], [ |
| AC_MSG_CHECKING([whether i_op->tmpfile() exists]) |
| ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_mnt_idmap], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) |
| AC_DEFINE(HAVE_TMPFILE_IDMAP, 1, [i_op->tmpfile() has mnt_idmap]) |
| ], [ |
| ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) |
| AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns]) |
| ],[ |
| ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_dentry_userns], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) |
| AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns]) |
| AC_DEFINE(HAVE_TMPFILE_DENTRY, 1, [i_op->tmpfile() uses old dentry signature]) |
| ],[ |
| ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_dentry], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists]) |
| AC_DEFINE(HAVE_TMPFILE_DENTRY, 1, [i_op->tmpfile() uses old dentry signature]) |
| ],[ |
| ZFS_LINUX_REQUIRE_API([i_op->tmpfile()], [3.11]) |
| ]) |
| ]) |
| ]) |
| ]) |
| ]) |