| commit | 2147caaac7349698f2a392c5e2911a6861a09650 | [log] [tgz] |
|---|---|---|
| author | Marc Dionne <[email protected]> | Mon Jan 29 09:49:18 2024 +0000 |
| committer | Christian Brauner <[email protected]> | Mon Jan 29 14:53:18 2024 +0100 |
| tree | d59908af50e08f17527b33bac0f60c4850df439f | |
| parent | 41bccc98fb7931d63d03f326a746ac4d429c1dd3 [diff] |
netfs: Fix i_dio_count leak on DIO read past i_size If netfs_begin_read gets a NETFS_DIO_READ request that begins past i_size, it won't perform any i/o and just return 0. This will leak an increment to i_dio_count that is done at the top of the function. This can cause subsequent buffered read requests to block indefinitely, waiting for a non existing dio operation to complete. Add a inode_dio_end() for the NETFS_DIO_READ case, before returning. Signed-off-by: Marc Dionne <[email protected]> Signed-off-by: David Howells <[email protected]> Link: https://lore.kernel.org/r/[email protected] Reviewed-by: Jeff Layton <[email protected]> cc: Jeff Layton <[email protected]> cc: <[email protected]> cc: <[email protected]> cc: <[email protected]> Signed-off-by: Christian Brauner <[email protected]>