diff options
| -rw-r--r-- | fs/nfs/direct.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 9d57a299824c..df86e526702f 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -441,8 +441,10 @@ static void nfs_direct_write_result(struct rpc_task *task, void *calldata) else atomic_set(&dreq->error, status); - if (unlikely(atomic_dec_and_test(&dreq->complete))) + if (unlikely(atomic_dec_and_test(&dreq->complete))) { + nfs_end_data_update(data->inode); nfs_direct_complete(dreq); + } } static const struct rpc_call_ops nfs_write_direct_ops = { @@ -548,8 +550,6 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz result = nfs_direct_wait(dreq); rpc_clnt_sigunmask(clnt, &oldset); - nfs_end_data_update(inode); - return result; } @@ -655,10 +655,6 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t file->f_dentry->d_name.name, (unsigned long) count, (long long) pos); - retval = -EINVAL; - if (!is_sync_kiocb(iocb)) - goto out; - retval = generic_write_checks(file, &pos, &count, 0); if (retval) goto out; @@ -688,8 +684,18 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t retval = nfs_direct_write(iocb, (unsigned long) buf, count, pos, pages, page_count); + + /* + * XXX: nfs_end_data_update() already ensures this file's + * cached data is subsequently invalidated. Do we really + * need to call invalidate_inode_pages2() again here? + * + * For aio writes, this invalidation will almost certainly + * occur before the writes complete. Kind of racey. + */ if (mapping->nrpages) invalidate_inode_pages2(mapping); + if (retval > 0) iocb->ki_pos = pos + retval; |