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Commit 685a015e authored by Thomas Graf's avatar Thomas Graf Committed by David S. Miller
Browse files

rhashtable: Allow other tasks to be scheduled in large lookup loops 



Depending on system speed, the large lookup/insert/delete loops of the testsuite can
take a considerable amount of time to complete causing watchdog warnings to appear.
Allow other tasks to be scheduled throughout the loops.

Reported-by: default avatarMeelis Roos <mroos@linux.ee>
Signed-off-by: default avatarThomas Graf <tgraf@suug.ch>
Acked-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f61687c0

lib/test_rhashtable.c

+7 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 
#include <linux/rcupdate.h>

#include <linux/rhashtable.h>

#include <linux/slab.h>

#include <linux/sched.h>



#define MAX_ENTRIES	1000000

#define TEST_INSERT_FAIL INT_MAX
@@ -87,6 +88,8 @@ static int __init test_rht_lookup(struct rhashtable *ht) 
				return -EINVAL;

			}

		}



		cond_resched_rcu();

	}



	return 0;
@@ -160,6 +163,8 @@ static s64 __init test_rhashtable(struct rhashtable *ht) 
		} else if (err) {

			return err;

		}



		cond_resched();

	}



	if (insert_fails)
@@ -183,6 +188,8 @@ static s64 __init test_rhashtable(struct rhashtable *ht) 


			rhashtable_remove_fast(ht, &obj->node, test_rht_params);

		}



		cond_resched();

	}



	end = ktime_get_ns();