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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-06 09:31:18 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-06 09:31:18 +0100
commitd598c3c46ea69ea974f0613a651cd4ef3be0c870 (patch)
tree92c4b32aa13596484d81988f530d888586ff7c7a /net/core/dst_cache.c
parent9899aa5ba525c293ea14f20891f3d98690661aea (diff)
parent0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff)
Merge 5.16-rc4 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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);