tests: fix race condition in aio.test

* tests/aio.c (main): Print aio_key fields before the io_submit syscall
invocation to avoid races with the kernel.

diff --git a/tests/aio.c b/tests/aio.c
index ba09cbb1b031c3bd5bab9bb7439dd89c5cea0b67..195d4685e0d6bc0e72180ef65475c78e244b1c08 100644 (file)
--- a/tests/aio.c
+++ b/tests/aio.c
@@ -315,7 +315,6 @@ main(void)
        printf("io_submit(%#lx, %ld, %p) = %s\n",
               *ctx, -1L, cbvs + nr, sprintrc(rc));
 
-       rc = syscall(__NR_io_submit, *ctx, 1057L, cbvs2);
        printf("io_submit(%#lx, %ld, ["
               "{aio_data=%#" PRI__x64 ", aio_key=%u"
                ", aio_lio_opcode=%hu /* IOCB_CMD_??? */, aio_fildes=%d}"
@@ -335,7 +334,7 @@ main(void)
               "}, {aio_key=%u, aio_lio_opcode=IOCB_CMD_PWRITEV"
                ", aio_reqprio=%hd, aio_fildes=%d, aio_buf=%#" PRI__x64
                ", aio_nbytes=%" PRI__u64 ", aio_offset=%" PRI__d64
-              "}, NULL, %#lx, ... /* %p */]) = %s\n",
+              "}, NULL, %#lx, ... /* %p */]) = ",
               *ctx, 1057L,
               cbv2[0].aio_data, cbv2[0].aio_key,
               cbv2[0].aio_lio_opcode, cbv2[0].aio_fildes,
@@ -350,7 +349,9 @@ main(void)
               data2 + 4, cbv2[3].aio_nbytes, cbv2[3].aio_offset,
               cbv2[4].aio_key, cbv2[4].aio_reqprio, cbv2[4].aio_fildes,
               cbv2[4].aio_buf, cbv2[4].aio_nbytes, cbv2[4].aio_offset,
-              cbvs2[6], cbvs2 + 7, sprintrc(rc));
+              cbvs2[6], cbvs2 + 7);
+       rc = syscall(__NR_io_submit, *ctx, 1057L, cbvs2);
+       puts(sprintrc(rc));
 
        rc = syscall(__NR_io_submit, *ctx, nr, cbvs);
        if (rc != (long) nr)