Hi Adrian, On Fri, Sep 10, 2010 at 09:39:57PM +0100, Chris Ball wrote: > My test machine (Dell m6300, Sandisk Extreme III 4GB) no longer BUG()s, > but it's still failing all of the transfer tests: > > mmc0: Test case 22. Multi-block highmem read... > mmc0: Result: OK > mmc0: Test case 23. Best-case read performance... > mmc0: Result: Prepare stage failed! (-12) Tracked this down a little farther. mmc_test_alloc_mem() is bailing out here: if (mem->cnt >= max_segs) { if (page_cnt < min_page_cnt) goto out_free; break; } with vars mem->cnt=1, max_segs=1, page_cnt=0, min_page_cnt=16. Thanks, -- Chris Ball <cjb@xxxxxxxxxx> <http://printf.net/> One Laptop Per Child -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html