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authorMark Brown <broonie@kernel.org>2018-01-08 15:54:50 +0000
committerMark Brown <broonie@kernel.org>2018-01-08 15:54:50 +0000
commit498495dba268b20e8eadd7fe93c140c68b6cc9d2 (patch)
tree00d1562049d8bc2194fddd9ba0cbbe0812ad6f68 /net/core/dst.c
parentd5cc0a1fcbb5ddbef9fdd4c4a978da3254ddbf37 (diff)
parent5c256045b87b8aa8e5bc9d2e2fdc0802351c1f99 (diff)
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Merge branch 'fix/intel' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
Diffstat (limited to 'net/core/dst.c')
-rw-r--r--net/core/dst.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/core/dst.c b/net/core/dst.c
index a6c47da7d0f8..662a2d4a3d19 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -322,3 +322,19 @@ metadata_dst_alloc_percpu(u8 optslen, enum metadata_type type, gfp_t flags)
return md_dst;
}
EXPORT_SYMBOL_GPL(metadata_dst_alloc_percpu);
+
+void metadata_dst_free_percpu(struct metadata_dst __percpu *md_dst)
+{
+#ifdef CONFIG_DST_CACHE
+ int cpu;
+
+ for_each_possible_cpu(cpu) {
+ struct metadata_dst *one_md_dst = per_cpu_ptr(md_dst, cpu);
+
+ if (one_md_dst->type == METADATA_IP_TUNNEL)
+ dst_cache_destroy(&one_md_dst->u.tun_info.dst_cache);
+ }
+#endif
+ free_percpu(md_dst);
+}
+EXPORT_SYMBOL_GPL(metadata_dst_free_percpu);