diff options
Diffstat (limited to 'config/kernel-rename.m4')
| -rw-r--r-- | config/kernel-rename.m4 | 50 |
1 files changed, 38 insertions, 12 deletions
diff --git a/config/kernel-rename.m4 b/config/kernel-rename.m4 index f707391539d8..31d199f33bba 100644 --- a/config/kernel-rename.m4 +++ b/config/kernel-rename.m4 @@ -1,10 +1,10 @@ -dnl # -dnl # 4.9 API change, -dnl # iops->rename2() merged into iops->rename(), and iops->rename() now wants -dnl # flags. -dnl # -AC_DEFUN([ZFS_AC_KERNEL_SRC_RENAME_WANTS_FLAGS], [ - ZFS_LINUX_TEST_SRC([inode_operations_rename], [ +AC_DEFUN([ZFS_AC_KERNEL_SRC_RENAME], [ + dnl # + dnl # 4.9 API change, + dnl # iops->rename2() merged into iops->rename(), and iops->rename() now wants + dnl # flags. + dnl # + ZFS_LINUX_TEST_SRC([inode_operations_rename_flags], [ #include <linux/fs.h> int rename_fn(struct inode *sip, struct dentry *sdp, struct inode *tip, struct dentry *tdp, @@ -15,15 +15,41 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_RENAME_WANTS_FLAGS], [ .rename = rename_fn, }; ],[]) + + dnl # + dnl # 5.12 API change, + dnl # + dnl # Linux 5.12 introduced passing struct user_namespace* as the first argument + dnl # of the rename() and other inode_operations members. + dnl # + ZFS_LINUX_TEST_SRC([inode_operations_rename_userns], [ + #include <linux/fs.h> + int rename_fn(struct user_namespace *user_ns, struct inode *sip, + struct dentry *sdp, struct inode *tip, struct dentry *tdp, + unsigned int flags) { return 0; } + + static const struct inode_operations + iops __attribute__ ((unused)) = { + .rename = rename_fn, + }; + ],[]) ]) -AC_DEFUN([ZFS_AC_KERNEL_RENAME_WANTS_FLAGS], [ - AC_MSG_CHECKING([whether iops->rename() wants flags]) - ZFS_LINUX_TEST_RESULT([inode_operations_rename], [ +AC_DEFUN([ZFS_AC_KERNEL_RENAME], [ + AC_MSG_CHECKING([whether iops->rename() takes struct user_namespace*]) + ZFS_LINUX_TEST_RESULT([inode_operations_rename_userns], [ AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_RENAME_WANTS_FLAGS, 1, - [iops->rename() wants flags]) + AC_DEFINE(HAVE_IOPS_RENAME_USERNS, 1, + [iops->rename() takes struct user_namespace*]) ],[ AC_MSG_RESULT(no) + + ZFS_LINUX_TEST_RESULT([inode_operations_rename_flags], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_RENAME_WANTS_FLAGS, 1, + [iops->rename() wants flags]) + ],[ + AC_MSG_RESULT(no) + ]) ]) ]) |