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authorJonathan Corbet <corbet@lwn.net>2021-12-10 13:57:09 -0700
committerJonathan Corbet <corbet@lwn.net>2021-12-10 13:57:09 -0700
commita7fb920b158da0a154da609a4c27ff693404ec90 (patch)
tree0637688614d7889aef9dd76870b9605d3f563247 /net/core/dst_cache.c
parentce881fc06dc87e73928ced4c37b6ac6b32ef5fb6 (diff)
parent0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff)
Merge tag 'v5.16-rc4' into docs-next
I have a couple of fixes for warnings introduced after -rc1; catch up to -rc4 so that the fixes have something to fix.
Diffstat (limited to 'net/core/dst_cache.c')
-rw-r--r--net/core/dst_cache.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/core/dst_cache.c b/net/core/dst_cache.c
index be74ab4551c2..0ccfd5fa5cb9 100644
--- a/net/core/dst_cache.c
+++ b/net/core/dst_cache.c
@@ -162,3 +162,22 @@ void dst_cache_destroy(struct dst_cache *dst_cache)
free_percpu(dst_cache->cache);
}
EXPORT_SYMBOL_GPL(dst_cache_destroy);
+
+void dst_cache_reset_now(struct dst_cache *dst_cache)
+{
+ int i;
+
+ if (!dst_cache->cache)
+ return;
+
+ dst_cache->reset_ts = jiffies;
+ for_each_possible_cpu(i) {
+ struct dst_cache_pcpu *idst = per_cpu_ptr(dst_cache->cache, i);
+ struct dst_entry *dst = idst->dst;
+
+ idst->cookie = 0;
+ idst->dst = NULL;
+ dst_release(dst);
+ }
+}
+EXPORT_SYMBOL_GPL(dst_cache_reset_now);