sunrpc: simplify do_cache_clean

Commit Message

J. Bruce Fields Sept. 25, 2020, 12:58 p.m. UTC

From: "J. Bruce Fields" <[e-mail]>

Is it just me, or is the logic written in a slightly convoluted way?

I find it a little easier to read this way.

Signed-off-by: J. Bruce Fields <[e-mail]>
---
 net/sunrpc/cache.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

Patch

diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 9e68e443f497..2990a7ab9e2a 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -498,16 +498,17 @@  static int cache_clean(void)
  */
 static void do_cache_clean(struct work_struct *work)
 {
-	int delay = 5;
-	if (cache_clean() == -1)
-		delay = round_jiffies_relative(30*HZ);
+	int delay;
 
 	if (list_empty(&cache_list))
-		delay = 0;
+		return;
+
+	if (cache_clean() == -1)
+		delay = round_jiffies_relative(30*HZ);
+	else
+		delay = 5;
 
-	if (delay)
-		queue_delayed_work(system_power_efficient_wq,
-				   &cache_cleaner, delay);
+	queue_delayed_work(system_power_efficient_wq, &cache_cleaner, delay);
 }