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bcache: Bypass torture test

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More testing ftw! Also, now verify mode doesn't break if you read dirty
data.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
This commit is contained in:
Kent Overstreet
2013-09-10 14:27:42 -07:00
parent 098fb25498
commit 5ceaaad704
5 changed files with 28 additions and 8 deletions
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15
drivers/md/bcache/debug.c
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@@ -189,13 +189,14 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio)
void *p1 = kmap_atomic(bv->bv_page);
void *p2 = page_address(check->bi_io_vec[i].bv_page);
if (memcmp(p1 + bv->bv_offset,
p2 + bv->bv_offset,
bv->bv_len))
printk(KERN_ERR
"bcache (%s): verify failed at sector %llu\n",
bdevname(dc->bdev, name),
(uint64_t) bio->bi_sector);
cache_set_err_on(memcmp(p1 + bv->bv_offset,
p2 + bv->bv_offset,
bv->bv_len),
dc->disk.c,
"verify failed at dev %s sector %llu",
bdevname(dc->bdev, name),
(uint64_t) bio->bi_sector);
kunmap_atomic(p1);
}