X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Fe4defrag.c;h=8f71d02caa947867339d980e0f2722c9a5751b8d;hp=e53636eb26e382b3e318abef48bd3b211d2695f1;hb=ce4d13ca162df4127ec3b5911553802c53396705;hpb=78475ac3b9453eff01c34778d70a2aed4aecffe8

diff --git a/engines/e4defrag.c b/engines/e4defrag.c
index e53636eb..8f71d02c 100644
--- a/engines/e4defrag.c
+++ b/engines/e4defrag.c
@@ -9,11 +9,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/uio.h>
 #include <errno.h>
-#include <assert.h>
 #include <fcntl.h>
 
 #include "../fio.h"
@@ -95,7 +91,7 @@ static int fio_e4defrag_init(struct thread_data *td)
 	ed->donor_fd = open(donor_name, O_CREAT|O_WRONLY, 0644);
 	if (ed->donor_fd < 0) {
 		td_verror(td, errno, "io_queue_init");
-		log_err("Can't open donor file %s err:%d", donor_name, ed->donor_fd);
+		log_err("Can't open donor file %s err:%d\n", donor_name, ed->donor_fd);
 		free(ed);
 		return 1;
 	}
@@ -131,7 +127,8 @@ static void fio_e4defrag_cleanup(struct thread_data *td)
 }
 
 
-static int fio_e4defrag_queue(struct thread_data *td, struct io_u *io_u)
+static enum fio_q_status fio_e4defrag_queue(struct thread_data *td,
+					    struct io_u *io_u)
 {
 
 	int ret;
@@ -172,8 +169,13 @@ static int fio_e4defrag_queue(struct thread_data *td, struct io_u *io_u)
 		len = io_u->xfer_buflen;
 
 	if (len != io_u->xfer_buflen) {
-		io_u->resid = io_u->xfer_buflen - len;
-		io_u->error = 0;
+		if (len) {
+			io_u->resid = io_u->xfer_buflen - len;
+			io_u->error = 0;
+		} else {
+			/* access beyond i_size */
+			io_u->error = EINVAL;
+		}
 	}
 	if (ret)
 		io_u->error = errno;