diff options
Diffstat (limited to 'fs/ceph/file.c')
| -rw-r--r-- | fs/ceph/file.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c index 189df668b6a0..9f53c3d99304 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -590,7 +590,8 @@ static ssize_t ceph_sync_read(struct kiocb *iocb, struct iov_iter *to, * but it will at least behave sensibly when they are * in sequence. */ - ret = filemap_write_and_wait_range(inode->i_mapping, off, off + len); + ret = filemap_write_and_wait_range(inode->i_mapping, + off, off + len - 1); if (ret < 0) return ret; @@ -929,14 +930,15 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, (write ? "write" : "read"), file, pos, (unsigned)count, snapc, snapc->seq); - ret = filemap_write_and_wait_range(inode->i_mapping, pos, pos + count); + ret = filemap_write_and_wait_range(inode->i_mapping, + pos, pos + count - 1); if (ret < 0) return ret; if (write) { int ret2 = invalidate_inode_pages2_range(inode->i_mapping, pos >> PAGE_SHIFT, - (pos + count) >> PAGE_SHIFT); + (pos + count - 1) >> PAGE_SHIFT); if (ret2 < 0) dout("invalidate_inode_pages2_range returned %d\n", ret2); @@ -1132,13 +1134,14 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, dout("sync_write on file %p %lld~%u snapc %p seq %lld\n", file, pos, (unsigned)count, snapc, snapc->seq); - ret = filemap_write_and_wait_range(inode->i_mapping, pos, pos + count); + ret = filemap_write_and_wait_range(inode->i_mapping, + pos, pos + count - 1); if (ret < 0) return ret; ret = invalidate_inode_pages2_range(inode->i_mapping, pos >> PAGE_SHIFT, - (pos + count) >> PAGE_SHIFT); + (pos + count - 1) >> PAGE_SHIFT); if (ret < 0) dout("invalidate_inode_pages2_range returned %d\n", ret); |