From: Javier González <jg@xxxxxxxxxxx>
Add a warning if irqs are disabled when locking a new address in rrpc.
The typical path to a new request does not disable irqs, but this is not
guaranteed in the future.
Signed-off-by: Javier González <javier@xxxxxxxxxxxx>
---
drivers/lightnvm/rrpc.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/lightnvm/rrpc.h b/drivers/lightnvm/rrpc.h
index dfca5c4..c27283a 100644
--- a/drivers/lightnvm/rrpc.h
+++ b/drivers/lightnvm/rrpc.h
@@ -184,6 +184,8 @@ static int __rrpc_lock_laddr(struct rrpc *rrpc, sector_t laddr,
sector_t laddr_end = laddr + pages - 1;
struct rrpc_inflight_rq *rtmp;
+ WARN_ON(irqs_disabled());
+
spin_lock_irq(&rrpc->inflights.lock);
list_for_each_entry(rtmp, &rrpc->inflights.reqs, list) {
if (unlikely(request_intersects(rtmp, laddr, laddr_end))) {
--
2.1.4
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