From 3b27d79c2a2bde3e729a2a0fe35b51c6c8ccd4c2 Mon Sep 17 00:00:00 2001
From: John Baldwin <jhb@FreeBSD.org>
Date: Tue, 21 Aug 2018 10:08:12 +0000
Subject: [PATCH] De-spl mly(4).
The driver already has mutex locking and holds its per-softc lock across
calls to the one function that still used splcam().
---
sys/dev/mly/mly.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/sys/dev/mly/mly.c b/sys/dev/mly/mly.c
index 33a3997663be..359692840f5f 100644
--- a/sys/dev/mly/mly.c
+++ b/sys/dev/mly/mly.c
@@ -1215,7 +1215,6 @@ mly_fetch_event(struct mly_softc *sc)
{
struct mly_command *mc;
struct mly_command_ioctl *mci;
- int s;
u_int32_t event;
debug_called(1);
@@ -1237,14 +1236,11 @@ mly_fetch_event(struct mly_softc *sc)
* Get an event number to fetch. It's possible that we've raced with another
* context for the last event, in which case there will be no more events.
*/
- s = splcam();
if (sc->mly_event_counter == sc->mly_event_waiting) {
mly_release_command(mc);
- splx(s);
return;
}
event = sc->mly_event_counter++;
- splx(s);
/*
* Build the ioctl.