diff options
| -rw-r--r-- | fs/nfs/direct.c | 12 | ||||
| -rw-r--r-- | fs/nfs/file.c | 6 |
2 files changed, 9 insertions, 9 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 826d4da..0169eca 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -988,6 +988,7 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq, ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) { ssize_t result = -EINVAL; + size_t count; struct file *file = iocb->ki_filp; struct address_space *mapping = file->f_mapping; struct inode *inode = mapping->host; @@ -998,8 +999,11 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) dfprintk(FILE, "NFS: direct write(%pD2, %zd@%Ld)\n", file, iov_iter_count(iter), (long long) iocb->ki_pos); - nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, - iov_iter_count(iter)); + result = generic_write_checks(iocb, iter); + if (result <= 0) + return result; + count = result; + nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, count); pos = iocb->ki_pos; end = (pos + iov_iter_count(iter) - 1) >> PAGE_SHIFT; @@ -1017,7 +1021,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) goto out_unlock; } - task_io_account_write(iov_iter_count(iter)); + task_io_account_write(count); result = -ENOMEM; dreq = nfs_direct_req_alloc(); @@ -1025,7 +1029,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) goto out_unlock; dreq->inode = inode; - dreq->bytes_left = dreq->max_count = iov_iter_count(iter); + dreq->bytes_left = dreq->max_count = count; dreq->io_start = pos; dreq->ctx = get_nfs_open_context(nfs_file_open_context(iocb->ki_filp)); l_ctx = nfs_get_lock_context(dreq->ctx); diff --git a/fs/nfs/file.c b/fs/nfs/file.c index df4dd8e..c26847c 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -629,12 +629,8 @@ ssize_t nfs_file_write(struct kiocb *iocb, struct iov_iter *from) if (result) return result; - if (iocb->ki_flags & IOCB_DIRECT) { - result = generic_write_checks(iocb, from); - if (result <= 0) - return result; + if (iocb->ki_flags & IOCB_DIRECT) return nfs_file_direct_write(iocb, from); - } dprintk("NFS: write(%pD2, %zu@%Ld)\n", file, count, (long long) iocb->ki_pos); |
