mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/drivers/atm/nicstar.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * nicstar.c
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  *
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@@ -90,7 +91,7 @@
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 #ifdef GENERAL_DEBUG
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 #define PRINTK(args...) printk(args)
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 #else
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-#define PRINTK(args...)
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+#define PRINTK(args...) do {} while (0)
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 #endif /* GENERAL_DEBUG */
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 #ifdef EXTRA_DEBUG
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@@ -2693,11 +2694,10 @@
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 	PRINTK("nicstar: Entering ns_poll().\n");
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 	for (i = 0; i < num_cards; i++) {
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 		card = cards[i];
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-		if (spin_is_locked(&card->int_lock)) {
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+		if (!spin_trylock_irqsave(&card->int_lock, flags)) {
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 			/* Probably it isn't worth spinning */
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 			continue;
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 		}
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-		spin_lock_irqsave(&card->int_lock, flags);
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 		stat_w = 0;
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 		stat_r = readl(card->membase + STAT);