From d1faa06dc74fcdcae02e70260c90121502ef01cf Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Wed, 16 Apr 2014 23:51:27 +0200 Subject: [PATCH 1/1] Error out if the set blocksize is larger than the file size Signed-off-by: Jens Axboe --- filesetup.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/filesetup.c b/filesetup.c index 60e79474..79eea9f8 100644 --- a/filesetup.c +++ b/filesetup.c @@ -885,6 +885,11 @@ int setup_files(struct thread_data *td) if (!o->size || o->size > total_size) o->size = total_size; + if (o->size < td_min_bs(td)) { + log_err("fio: blocksize too large for data set\n"); + goto err_out; + } + /* * See if we need to extend some files */ -- 2.25.1