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Message-ID: <20240905131029.6433-1-o-takashi@sakamocchi.jp>
Date: Thu, 5 Sep 2024 22:10:29 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: linux1394-devel@...ts.sourceforge.net
Cc: linux-kernel@...r.kernel.org,
Takashi Iwai <tiwai@...e.de>
Subject: [PATCH] firewire: core: use WARN_ON_ONCE() to avoid superfluous dumps
It is enough to notify programming mistakes to programmers just once.
Suggested-by: Takashi Iwai <tiwai@...e.de>
Signed-off-by: Takashi Sakamoto <o-takashi@...amocchi.jp>
---
drivers/firewire/core-iso.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/firewire/core-iso.c b/drivers/firewire/core-iso.c
index af76fa1823f1..a249974a0f87 100644
--- a/drivers/firewire/core-iso.c
+++ b/drivers/firewire/core-iso.c
@@ -220,7 +220,7 @@ int fw_iso_context_flush_completions(struct fw_iso_context *ctx)
might_sleep();
// Avoid dead lock due to programming mistake.
- if (WARN_ON(current_work() == &ctx->work))
+ if (WARN_ON_ONCE(current_work() == &ctx->work))
return 0;
disable_work_sync(&ctx->work);
@@ -244,7 +244,7 @@ int fw_iso_context_stop(struct fw_iso_context *ctx)
might_sleep();
// Avoid dead lock due to programming mistake.
- if (WARN_ON(current_work() == &ctx->work))
+ if (WARN_ON_ONCE(current_work() == &ctx->work))
return 0;
err = ctx->card->driver->stop_iso(ctx);
--
2.43.0
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