linux-kernel - [PATCH -next] drm/i915: Remove unused inline function drain_delayed

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Message-ID: <20200715032104.32052-1-yuehaibing@huawei.com>
Date:   Wed, 15 Jul 2020 11:21:04 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <jani.nikula@...ux.intel.com>, <joonas.lahtinen@...ux.intel.com>,
        <rodrigo.vivi@...el.com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <chris@...is-wilson.co.uk>
CC:     <intel-gfx@...ts.freedesktop.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] drm/i915: Remove unused inline function drain_delayed_work()

It is not used since commit 058179e72e09 ("drm/i915/gt: Replace
hangcheck by heartbeats")

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/gpu/drm/i915/i915_utils.h | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h
index b1c5955a52e1..54773371e6bd 100644
--- a/drivers/gpu/drm/i915/i915_utils.h
+++ b/drivers/gpu/drm/i915/i915_utils.h
@@ -266,19 +266,6 @@ static inline int list_is_last_rcu(const struct list_head *list,
 	return READ_ONCE(list->next) == head;
 }
 
-/*
- * Wait until the work is finally complete, even if it tries to postpone
- * by requeueing itself. Note, that if the worker never cancels itself,
- * we will spin forever.
- */
-static inline void drain_delayed_work(struct delayed_work *dw)
-{
-	do {
-		while (flush_delayed_work(dw))
-			;
-	} while (delayed_work_pending(dw));
-}
-
 static inline unsigned long msecs_to_jiffies_timeout(const unsigned int m)
 {
 	unsigned long j = msecs_to_jiffies(m);
-- 
2.17.1