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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-06 09:32:47 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-06 09:32:47 +0100
commitf5bced9f34355d2b12779eebdf2634cb27c18cff (patch)
treed636906d3aeb78eecc48b6d1e5d0b44b58cd8016 /include/net/dst_cache.h
parent13a5fad39a7b781c21d9528bcf52a5f5babafe99 (diff)
parent0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff)
Merge 5.16-rc4 into tty-next
We need the tty/serial driver fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/net/dst_cache.h')
-rw-r--r--include/net/dst_cache.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/dst_cache.h b/include/net/dst_cache.h
index 67634675e919..df6622a5fe98 100644
--- a/include/net/dst_cache.h
+++ b/include/net/dst_cache.h
@@ -80,6 +80,17 @@ static inline void dst_cache_reset(struct dst_cache *dst_cache)
}
/**
+ * dst_cache_reset_now - invalidate the cache contents immediately
+ * @dst_cache: the cache
+ *
+ * The caller must be sure there are no concurrent users, as this frees
+ * all dst_cache users immediately, rather than waiting for the next
+ * per-cpu usage like dst_cache_reset does. Most callers should use the
+ * higher speed lazily-freed dst_cache_reset function instead.
+ */
+void dst_cache_reset_now(struct dst_cache *dst_cache);
+
+/**
* dst_cache_init - initialize the cache, allocating the required storage
* @dst_cache: the cache
* @gfp: allocation flags