bio->bi_end_io = drbd_md_io_complete;
bio->bi_rw = rw;
- if (FAULT_ACTIVE(mdev, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD))
+ if (drbd_insert_fault(mdev, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD))
bio_endio(bio, -EIO);
else
submit_bio(rw, bio);
for (i = 0; i < nr_elements; i++) {
if (bios[i] == NULL)
break;
- if (FAULT_ACTIVE(mdev, DRBD_FAULT_MD_WR)) {
+ if (drbd_insert_fault(mdev, DRBD_FAULT_MD_WR)) {
bios[i]->bi_rw = WRITE;
bio_endio(bios[i], -EIO);
} else {
D_ASSERT(b->bm_pages != NULL);
npages = b->bm_pages;
} else {
- if (FAULT_ACTIVE(mdev, DRBD_FAULT_BM_ALLOC))
+ if (drbd_insert_fault(mdev, DRBD_FAULT_BM_ALLOC))
npages = NULL;
else
npages = bm_realloc_pages(b, want);
bio->bi_private = b;
bio->bi_end_io = bm_async_io_complete;
- if (FAULT_ACTIVE(mdev, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD)) {
+ if (drbd_insert_fault(mdev, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD)) {
bio->bi_rw |= rw;
bio_endio(bio, -EIO);
} else {
DRBD_FAULT_MAX,
};
-#ifdef CONFIG_DRBD_FAULT_INJECTION
extern unsigned int
_drbd_insert_fault(struct drbd_conf *mdev, unsigned int type);
+
static inline int
drbd_insert_fault(struct drbd_conf *mdev, unsigned int type) {
+#ifdef CONFIG_DRBD_FAULT_INJECTION
return fault_rate &&
(enable_faults & (1<<type)) &&
_drbd_insert_fault(mdev, type);
-}
-#define FAULT_ACTIVE(_m, _t) (drbd_insert_fault((_m), (_t)))
-
#else
-#define FAULT_ACTIVE(_m, _t) (0)
+ return 0;
#endif
+}
/* integer division, round _UP_ to the next integer */
#define div_ceil(A, B) ((A)/(B) + ((A)%(B) ? 1 : 0))
struct page *page;
unsigned nr_pages = (data_size + PAGE_SIZE -1) >> PAGE_SHIFT;
- if (FAULT_ACTIVE(mdev, DRBD_FAULT_AL_EE))
+ if (drbd_insert_fault(mdev, DRBD_FAULT_AL_EE))
return NULL;
e = mempool_alloc(drbd_ee_mempool, gfp_mask & ~__GFP_HIGHMEM);
unsigned len = min_t(int, ds, PAGE_SIZE);
data = kmap(page);
rr = drbd_recv(mdev, data, len);
- if (FAULT_ACTIVE(mdev, DRBD_FAULT_RECEIVE)) {
+ if (drbd_insert_fault(mdev, DRBD_FAULT_RECEIVE)) {
dev_err(DEV, "Fault injection: Corrupting data on receive\n");
data[0] = data[0] ^ (unsigned long)-1;
}
* stable storage, and this is a WRITE, we may not even submit
* this bio. */
if (get_ldev(mdev)) {
- if (FAULT_ACTIVE(mdev, rw == WRITE ? DRBD_FAULT_DT_WR
- : rw == READ ? DRBD_FAULT_DT_RD
- : DRBD_FAULT_DT_RA))
+ if (drbd_insert_fault(mdev, rw == WRITE ? DRBD_FAULT_DT_WR
+ : rw == READ ? DRBD_FAULT_DT_RD
+ : DRBD_FAULT_DT_RA))
bio_endio(req->private_bio, -EIO);
else
generic_make_request(req->private_bio);
return;
}
- if (FAULT_ACTIVE(mdev, fault_type))
+ if (drbd_insert_fault(mdev, fault_type))
bio_endio(bio, -EIO);
else
generic_make_request(bio);