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-rw-r--r--module/os/linux/zfs/zfs_vfsops.c6
-rw-r--r--module/os/linux/zfs/zfs_znode.c8
-rw-r--r--module/os/linux/zfs/zpl_file.c16
-rw-r--r--module/os/linux/zfs/zpl_file_range.c12
4 files changed, 34 insertions, 8 deletions
diff --git a/module/os/linux/zfs/zfs_vfsops.c b/module/os/linux/zfs/zfs_vfsops.c
index 87c4e6dca..464c12e11 100644
--- a/module/os/linux/zfs/zfs_vfsops.c
+++ b/module/os/linux/zfs/zfs_vfsops.c
@@ -2092,6 +2092,9 @@ zfs_init(void)
zfs_znode_init();
dmu_objset_register_type(DMU_OST_ZFS, zpl_get_file_info);
register_filesystem(&zpl_fs_type);
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+ register_fo_extend(&zpl_file_operations);
+#endif
}
void
@@ -2102,6 +2105,9 @@ zfs_fini(void)
*/
taskq_wait(system_delay_taskq);
taskq_wait(system_taskq);
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+ unregister_fo_extend(&zpl_file_operations);
+#endif
unregister_filesystem(&zpl_fs_type);
zfs_znode_fini();
zfsctl_fini();
diff --git a/module/os/linux/zfs/zfs_znode.c b/module/os/linux/zfs/zfs_znode.c
index 02b1af3ed..335ae3460 100644
--- a/module/os/linux/zfs/zfs_znode.c
+++ b/module/os/linux/zfs/zfs_znode.c
@@ -415,7 +415,11 @@ zfs_inode_set_ops(zfsvfs_t *zfsvfs, struct inode *ip)
switch (ip->i_mode & S_IFMT) {
case S_IFREG:
ip->i_op = &zpl_inode_operations;
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+ ip->i_fop = &zpl_file_operations.kabi_fops;
+#else
ip->i_fop = &zpl_file_operations;
+#endif
ip->i_mapping->a_ops = &zpl_address_space_operations;
break;
@@ -455,7 +459,11 @@ zfs_inode_set_ops(zfsvfs_t *zfsvfs, struct inode *ip)
/* Assume the inode is a file and attempt to continue */
ip->i_mode = S_IFREG | 0644;
ip->i_op = &zpl_inode_operations;
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+ ip->i_fop = &zpl_file_operations.kabi_fops;
+#else
ip->i_fop = &zpl_file_operations;
+#endif
ip->i_mapping->a_ops = &zpl_address_space_operations;
break;
}
diff --git a/module/os/linux/zfs/zpl_file.c b/module/os/linux/zfs/zpl_file.c
index 87a248af8..73526db73 100644
--- a/module/os/linux/zfs/zpl_file.c
+++ b/module/os/linux/zfs/zpl_file.c
@@ -1311,7 +1311,12 @@ const struct address_space_operations zpl_address_space_operations = {
#endif
};
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+const struct file_operations_extend zpl_file_operations = {
+ .kabi_fops = {
+#else
const struct file_operations zpl_file_operations = {
+#endif
.open = zpl_open,
.release = zpl_release,
.llseek = zpl_llseek,
@@ -1341,12 +1346,12 @@ const struct file_operations zpl_file_operations = {
#ifdef HAVE_VFS_COPY_FILE_RANGE
.copy_file_range = zpl_copy_file_range,
#endif
-#ifdef HAVE_VFS_REMAP_FILE_RANGE
- .remap_file_range = zpl_remap_file_range,
-#endif
#ifdef HAVE_VFS_CLONE_FILE_RANGE
.clone_file_range = zpl_clone_file_range,
#endif
+#ifdef HAVE_VFS_REMAP_FILE_RANGE
+ .remap_file_range = zpl_remap_file_range,
+#endif
#ifdef HAVE_VFS_DEDUPE_FILE_RANGE
.dedupe_file_range = zpl_dedupe_file_range,
#endif
@@ -1357,6 +1362,11 @@ const struct file_operations zpl_file_operations = {
#ifdef CONFIG_COMPAT
.compat_ioctl = zpl_compat_ioctl,
#endif
+#ifdef HAVE_VFS_FILE_OPERATIONS_EXTEND
+ }, /* kabi_fops */
+ .copy_file_range = zpl_copy_file_range,
+ .clone_file_range = zpl_clone_file_range,
+#endif
};
const struct file_operations zpl_dir_file_operations = {
diff --git a/module/os/linux/zfs/zpl_file_range.c b/module/os/linux/zfs/zpl_file_range.c
index aad502a80..18efebfc1 100644
--- a/module/os/linux/zfs/zpl_file_range.c
+++ b/module/os/linux/zfs/zpl_file_range.c
@@ -77,7 +77,8 @@ __zpl_clone_file_range(struct file *src_file, loff_t src_off,
return ((ssize_t)len_o);
}
-#ifdef HAVE_VFS_COPY_FILE_RANGE
+#if defined(HAVE_VFS_COPY_FILE_RANGE) || \
+ defined(HAVE_VFS_FILE_OPERATIONS_EXTEND)
/*
* Entry point for copy_file_range(). Copy len bytes from src_off in src_file
* to dst_off in dst_file. We are permitted to do this however we like, so we
@@ -94,7 +95,7 @@ zpl_copy_file_range(struct file *src_file, loff_t src_off,
return (-EINVAL);
/* Try to do it via zfs_clone_range() */
- ret =__zpl_clone_file_range(src_file, src_off,
+ ret = __zpl_clone_file_range(src_file, src_off,
dst_file, dst_off, len);
#ifdef HAVE_VFS_GENERIC_COPY_FILE_RANGE
@@ -109,7 +110,7 @@ zpl_copy_file_range(struct file *src_file, loff_t src_off,
return (ret);
}
-#endif /* HAVE_VFS_COPY_FILE_RANGE */
+#endif /* HAVE_VFS_COPY_FILE_RANGE || HAVE_VFS_FILE_OPERATIONS_EXTEND */
#ifdef HAVE_VFS_REMAP_FILE_RANGE
/*
@@ -152,7 +153,8 @@ zpl_remap_file_range(struct file *src_file, loff_t src_off,
}
#endif /* HAVE_VFS_REMAP_FILE_RANGE */
-#ifdef HAVE_VFS_CLONE_FILE_RANGE
+#if defined(HAVE_VFS_CLONE_FILE_RANGE) || \
+ defined(HAVE_VFS_FILE_OPERATIONS_EXTEND)
/*
* Entry point for FICLONE and FICLONERANGE, before Linux 4.20.
*/
@@ -167,7 +169,7 @@ zpl_clone_file_range(struct file *src_file, loff_t src_off,
return (__zpl_clone_file_range(src_file, src_off,
dst_file, dst_off, len));
}
-#endif /* HAVE_VFS_CLONE_FILE_RANGE */
+#endif /* HAVE_VFS_CLONE_FILE_RANGE || HAVE_VFS_FILE_OPERATIONS_EXTEND */
#ifdef HAVE_VFS_DEDUPE_FILE_RANGE
/*