From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/drivers/atm/nicstar.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/drivers/atm/nicstar.c b/kernel/drivers/atm/nicstar.c
index 78e72b8..6eb4ed2 100644
--- a/kernel/drivers/atm/nicstar.c
+++ b/kernel/drivers/atm/nicstar.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* nicstar.c
*
@@ -90,7 +91,7 @@
#ifdef GENERAL_DEBUG
#define PRINTK(args...) printk(args)
#else
-#define PRINTK(args...)
+#define PRINTK(args...) do {} while (0)
#endif /* GENERAL_DEBUG */
#ifdef EXTRA_DEBUG
@@ -2693,11 +2694,10 @@
PRINTK("nicstar: Entering ns_poll().\n");
for (i = 0; i < num_cards; i++) {
card = cards[i];
- if (spin_is_locked(&card->int_lock)) {
+ if (!spin_trylock_irqsave(&card->int_lock, flags)) {
/* Probably it isn't worth spinning */
continue;
}
- spin_lock_irqsave(&card->int_lock, flags);
stat_w = 0;
stat_r = readl(card->membase + STAT);
--
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