Added blktap support. Includes kernel driver (enabled as CONFIG_XEN_BLKDEV_TAP=y) and userspace tools. The userspace deamon (blktapctrl) is enabled by default when xend is activated. For further information on using and configuring blktap see tools/blktap/README.

1 files changed, 49 insertions, 0 deletions

diff --git a/tools/libaio/harness/cases/8.t b/tools/libaio/harness/cases/8.t
new file mode 100644
index 0000000000..8a3d83ec94
--- /dev/null
+++ b/tools/libaio/harness/cases/8.t
@@ -0,0 +1,49 @@
+/* 8.t
+- Ditto for the above three tests at the offset maximum (largest
+  possible ext2/3 file size.) (8.t)
+ */
+#include <sys/vfs.h>
+
+#define EXT2_OLD_SUPER_MAGIC	0xEF51
+#define EXT2_SUPER_MAGIC	0xEF53
+
+long long get_fs_limit(int fd)
+{
+	struct statfs s;
+	int res;
+	long long lim = 0;
+
+	res = fstatfs(fd, &s);		assert(res == 0);
+
+	switch(s.f_type) {
+	case EXT2_OLD_SUPER_MAGIC:
+	case EXT2_SUPER_MAGIC:
+#if 0
+	{
+		long long tmp;
+		tmp = s.f_bsize / 4;
+		/* 12 direct + indirect block + dind + tind */
+		lim = 12 + tmp + tmp * tmp + tmp * tmp * tmp;
+		lim *= s.f_bsize;
+		printf("limit(%ld) = %Ld\n", (long)s.f_bsize, lim);
+	}
+#endif
+		switch(s.f_bsize) {
+		case 4096: lim = 2199023251456; break;
+		default:
+			printf("unknown ext2 blocksize %ld\n", (long)s.f_bsize);
+			exit(3);
+		}
+		break;
+	default:
+		printf("unknown filesystem 0x%08lx\n", (long)s.f_type);
+		exit(3);
+	}
+	return lim;
+}
+
+#define SET_RLIMIT(x)	do ; while (0)
+#define LIMIT		get_fs_limit(rwfd)
+#define FILENAME	"testdir.ext2/rwfile"
+
+#include "common-7-8.h"