X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=options.c;h=f4c9bedf377fe0805c787f1bf349e5b91ce0b7e2;hp=626c7c1715976c7e77c8e18327caf5d0a3639abb;hb=d643a1e29d31bf974a613866819dde241c928b6d;hpb=1f90e9bb1ecd102400ba43c40d7237cae25e95eb

diff --git a/options.c b/options.c
index 626c7c17..f4c9bedf 100644
--- a/options.c
+++ b/options.c
@@ -493,6 +493,9 @@ int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
 	const long max_cpu = cpus_online();
 
 	cpus_in_mask = fio_cpu_count(mask);
+	if (!cpus_in_mask)
+		return 0;
+
 	cpu_index = cpu_index % cpus_in_mask;
 
 	index = 0;
@@ -1773,13 +1776,11 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .help = "Linux native asynchronous IO",
 			  },
 #endif
-#ifdef CONFIG_LIBAIO
-#ifdef ARCH_HAVE_AIORING
-			  { .ival = "aio-ring",
-			    .help = "Linux native asynchronous IO",
+#ifdef ARCH_HAVE_IOURING
+			  { .ival = "io_uring",
+			    .help = "Fast Linux native aio",
 			  },
 #endif
-#endif
 #ifdef CONFIG_POSIXAIO
 			  { .ival = "posixaio",
 			    .help = "POSIX asynchronous IO",
@@ -1898,6 +1899,9 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .help = "HTTP (WebDAV/S3) IO engine",
 			  },
 #endif
+			  { .ival = "nbd",
+			    .help = "Network Block Device (NBD) IO engine"
+			  },
 		},
 	},
 	{