diff options
| author | youzhongyang <[email protected]> | 2023-04-10 17:15:36 -0400 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-04-10 14:15:36 -0700 |
| commit | d4dc53dad2f6c3a2d107f1ba0e8d66228c845e00 (patch) | |
| tree | c6a1946e83a1c95c622e97af6f0b4939aa7719f9 /config/kernel-inode-create.m4 | |
| parent | d0cbd9feaf5b82130f2e679256c71e0c7413aae9 (diff) | |
Linux 6.3 compat: idmapped mount API changes
Linux kernel 6.3 changed a bunch of APIs to use the dedicated idmap
type for mounts (struct mnt_idmap), we need to detect these changes
and make zfs work with the new APIs.
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Youzhong Yang <[email protected]>
Closes #14682
Diffstat (limited to 'config/kernel-inode-create.m4')
| -rw-r--r-- | config/kernel-inode-create.m4 | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/config/kernel-inode-create.m4 b/config/kernel-inode-create.m4 index a6ea11fb6..9e9e43180 100644 --- a/config/kernel-inode-create.m4 +++ b/config/kernel-inode-create.m4 @@ -1,5 +1,23 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_CREATE], [ dnl # + dnl # 6.3 API change + dnl # The first arg is changed to struct mnt_idmap * + dnl # + ZFS_LINUX_TEST_SRC([create_mnt_idmap], [ + #include <linux/fs.h> + #include <linux/sched.h> + + int inode_create(struct mnt_idmap *idmap, + struct inode *inode ,struct dentry *dentry, + umode_t umode, bool flag) { return 0; } + + static const struct inode_operations + iops __attribute__ ((unused)) = { + .create = inode_create, + }; + ],[]) + + dnl # dnl # 5.12 API change that added the struct user_namespace* arg dnl # to the front of this function type's arg list. dnl # @@ -35,19 +53,28 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_CREATE], [ ]) AC_DEFUN([ZFS_AC_KERNEL_CREATE], [ - AC_MSG_CHECKING([whether iops->create() takes struct user_namespace*]) - ZFS_LINUX_TEST_RESULT([create_userns], [ + AC_MSG_CHECKING([whether iops->create() takes struct mnt_idmap*]) + ZFS_LINUX_TEST_RESULT([create_mnt_idmap], [ AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_IOPS_CREATE_USERNS, 1, - [iops->create() takes struct user_namespace*]) + AC_DEFINE(HAVE_IOPS_CREATE_IDMAP, 1, + [iops->create() takes struct mnt_idmap*]) ],[ AC_MSG_RESULT(no) - AC_MSG_CHECKING([whether iops->create() passes flags]) - ZFS_LINUX_TEST_RESULT([create_flags], [ + AC_MSG_CHECKING([whether iops->create() takes struct user_namespace*]) + ZFS_LINUX_TEST_RESULT([create_userns], [ AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_IOPS_CREATE_USERNS, 1, + [iops->create() takes struct user_namespace*]) ],[ - ZFS_LINUX_TEST_ERROR([iops->create()]) + AC_MSG_RESULT(no) + + AC_MSG_CHECKING([whether iops->create() passes flags]) + ZFS_LINUX_TEST_RESULT([create_flags], [ + AC_MSG_RESULT(yes) + ],[ + ZFS_LINUX_TEST_ERROR([iops->create()]) + ]) ]) ]) ]) |