diff --git a/fs/direct-io.c b/fs/direct-io.c index 27f3e787facaff34b29f28ed6830148a843ffbdb..235ed8d1f11e3b41cb332713108ca53ca063245a 100644 --- a/fs/direct-io.c +++ b/fs/direct-io.c @@ -129,6 +129,7 @@ struct dio { /* AIO related stuff */ struct kiocb *iocb; /* kiocb */ int is_async; /* is IO async ? */ + int io_error; /* IO error in completion path */ ssize_t result; /* IO result */ }; @@ -250,6 +251,10 @@ static void finished_one_bio(struct dio *dio) ((offset + transferred) > dio->i_size)) transferred = dio->i_size - offset; + /* check for error in completion path */ + if (dio->io_error) + transferred = dio->io_error; + dio_complete(dio, offset, transferred); /* Complete AIO later if falling back to buffered i/o */ @@ -406,7 +411,7 @@ static int dio_bio_complete(struct dio *dio, struct bio *bio) int page_no; if (!uptodate) - dio->result = -EIO; + dio->io_error = -EIO; if (dio->is_async && dio->rw == READ) { bio_check_pages_dirty(bio); /* transfers ownership */ @@ -971,6 +976,7 @@ direct_io_worker(int rw, struct kiocb *iocb, struct inode *inode, dio->next_block_for_io = -1; dio->page_errors = 0; + dio->io_error = 0; dio->result = 0; dio->iocb = iocb; dio->i_size = i_size_read(inode);