2023-12-13 15:28:01

by David Howells

[permalink] [raw]
Subject: [PATCH v4 20/39] netfs: Add a hook to allow tell the netfs to update its i_size

Add a hook for netfslib's write helpers to call to tell the network
filesystem that it should update its i_size.

Signed-off-by: David Howells <[email protected]>
cc: Jeff Layton <[email protected]>
cc: [email protected]
cc: [email protected]
cc: [email protected]
---
include/linux/netfs.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index fce7a5a86e8e..a14af93efccf 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -245,6 +245,7 @@ struct netfs_request_ops {
void (*free_request)(struct netfs_io_request *rreq);
void (*free_subrequest)(struct netfs_io_subrequest *rreq);

+ /* Read request handling */
void (*expand_readahead)(struct netfs_io_request *rreq);
bool (*clamp_length)(struct netfs_io_subrequest *subreq);
void (*issue_read)(struct netfs_io_subrequest *subreq);
@@ -252,6 +253,9 @@ struct netfs_request_ops {
int (*check_write_begin)(struct file *file, loff_t pos, unsigned len,
struct folio **foliop, void **_fsdata);
void (*done)(struct netfs_io_request *rreq);
+
+ /* Modification handling */
+ void (*update_i_size)(struct inode *inode, loff_t i_size);
};

/*