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| author |  David Howells <dhowells@redhat.com>
| 2024-03-18 16:57:31 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com>
| 2024-05-01 18:07:35 +0100 |
| commit | 7ba167c4c73ed96eb002c98a9d7d49317dfb0191 (patch) | |
| tree | 1d7e6b524bef2ef45e53fc96a6ea49541dcf7f6a /include/linux/netfs.h | |
| parent | mm: Export writeback_iter() (diff) | |
| download | linux-7ba167c4c73ed96eb002c98a9d7d49317dfb0191.tar.gz linux-7ba167c4c73ed96eb002c98a9d7d49317dfb0191.tar.bz2 linux-7ba167c4c73ed96eb002c98a9d7d49317dfb0191.zip | |
netfs: Switch to using unsigned long long rather than loff_t
Switch to using unsigned long long rather than loff_t in netfslib to avoid
problems with the sign flipping in the maths when we're dealing with the
byte at position 0x7fffffffffffffff.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: Ilya Dryomov <idryomov@gmail.com>
cc: Xiubo Li <xiubli@redhat.com>
cc: netfs@lists.linux.dev
cc: ceph-devel@vger.kernel.org
cc: linux-fsdevel@vger.kernel.org
Diffstat (limited to 'include/linux/netfs.h')
| -rw-r--r-- | include/linux/netfs.h | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/include/linux/netfs.h b/include/linux/netfs.h index 0b6c2c2d3c23..88269681d4fc 100644 --- a/include/linux/netfs.h +++ b/include/linux/netfs.h @@ -149,7 +149,7 @@ struct netfs_io_subrequest { struct work_struct work; struct list_head rreq_link; /* Link in rreq->subrequests */ struct iov_iter io_iter; /* Iterator for this subrequest */ - loff_t start; /* Where to start the I/O */ + unsigned long long start; /* Where to start the I/O */ size_t len; /* Size of the I/O */ size_t transferred; /* Amount of data transferred */ refcount_t ref; @@ -205,15 +205,15 @@ struct netfs_io_request { atomic_t subreq_counter; /* Next subreq->debug_index */ atomic_t nr_outstanding; /* Number of ops in progress */ atomic_t nr_copy_ops; /* Number of copy-to-cache ops in progress */ - size_t submitted; /* Amount submitted for I/O so far */ - size_t len; /* Length of the request */ size_t upper_len; /* Length can be extended to here */ + unsigned long long submitted; /* Amount submitted for I/O so far */ + unsigned long long len; /* Length of the request */ size_t transferred; /* Amount to be indicated as transferred */ short error; /* 0 or error that occurred */ enum netfs_io_origin origin; /* Origin of the request */ bool direct_bv_unpin; /* T if direct_bv[] must be unpinned */ - loff_t i_size; /* Size of the file */ - loff_t start; /* Start position */ + unsigned long long i_size; /* Size of the file */ + unsigned long long start; /* Start position */ pgoff_t no_unlock_folio; /* Don't unlock this folio after read */ refcount_t ref; unsigned long flags; @@ -294,13 +294,15 @@ struct netfs_cache_ops { /* Expand readahead request */ void (*expand_readahead)(struct netfs_cache_resources *cres, - loff_t *_start, size_t *_len, loff_t i_size); + unsigned long long *_start, + unsigned long long *_len, + unsigned long long i_size); /* Prepare a read operation, shortening it to a cached/uncached * boundary as appropriate. */ enum netfs_io_source (*prepare_read)(struct netfs_io_subrequest *subreq, - loff_t i_size); + unsigned long long i_size); /* Prepare a write operation, working out what part of the write we can * actually do. |