udf: add setlease file operation

Add the setlease file_operation pointing to generic_setlease to the udf
file_operations structures. A future patch will change the default
behavior to reject lease attempts with -EINVAL when there is no
setlease file operation defined. Add generic_setlease to retain the
ability to set leases on this filesystem.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20260108-setlease-6-20-v1-20-ea4dec9b67fa@kernel.org
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index 5023dfe191e8088b78396997a8915bf383f7a2d2..5bf75638f3520ecb3a0a2ade2279ab56787ecd11 100644 (file)
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -24,6 +24,7 @@
 
 #include <linux/string.h>
 #include <linux/errno.h>
+#include <linux/filelock.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
 #include <linux/bio.h>
@@ -157,4 +158,5 @@ const struct file_operations udf_dir_operations = {
        .iterate_shared         = udf_readdir,
        .unlocked_ioctl         = udf_ioctl,
        .fsync                  = generic_file_fsync,
+       .setlease               = generic_setlease,
 };

diff --git a/fs/udf/file.c b/fs/udf/file.c
index 0d76c4f37b3e71ffe6a883a8d97a6c3038d2a01d..32ae7cfd72c549958b70824b449cf146f6750f44 100644 (file)
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -28,6 +28,7 @@
 #include <linux/string.h> /* memset */
 #include <linux/capability.h>
 #include <linux/errno.h>
+#include <linux/filelock.h>
 #include <linux/pagemap.h>
 #include <linux/uio.h>
 
@@ -208,6 +209,7 @@ const struct file_operations udf_file_operations = {
        .splice_read            = filemap_splice_read,
        .splice_write           = iter_file_splice_write,
        .llseek                 = generic_file_llseek,
+       .setlease               = generic_setlease,
 };
 
 static int udf_setattr(struct mnt_idmap *idmap, struct dentry *dentry,