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authorAlexei Starovoitov <ast@kernel.org>2024-10-25 04:45:59 +0300
committerAlexei Starovoitov <ast@kernel.org>2024-10-25 04:47:28 +0300
commitbfa7b5c98be4bdcf8aaa4e5ca0b91359ea28c05c (patch)
tree751b70005cb6641c42e90191f35dac731459a6ec /net/core/dst.c
parentc6fb8030b4baa01c850f99fc6da051b1017edc46 (diff)
parentae90f6a6170d7a7a1aa4fddf664fbd093e3023bc (diff)
downloadlinux-bfa7b5c98be4bdcf8aaa4e5ca0b91359ea28c05c.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Cross-merge bpf fixes after downstream PR. No conflicts. Adjacent changes in: include/linux/bpf.h include/uapi/linux/bpf.h kernel/bpf/btf.c kernel/bpf/helpers.c kernel/bpf/syscall.c kernel/bpf/verifier.c kernel/trace/bpf_trace.c mm/slab_common.c tools/include/uapi/linux/bpf.h tools/testing/selftests/bpf/Makefile Link: https://lore.kernel.org/all/20241024215724.60017-1-daniel@iogearbox.net/ Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'net/core/dst.c')
-rw-r--r--net/core/dst.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/net/core/dst.c b/net/core/dst.c
index 95f533844f17..9552a90d4772 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -109,9 +109,6 @@ static void dst_destroy(struct dst_entry *dst)
child = xdst->child;
}
#endif
- if (!(dst->flags & DST_NOCOUNT))
- dst_entries_add(dst->ops, -1);
-
if (dst->ops->destroy)
dst->ops->destroy(dst);
netdev_put(dst->dev, &dst->dev_tracker);
@@ -159,17 +156,27 @@ void dst_dev_put(struct dst_entry *dst)
}
EXPORT_SYMBOL(dst_dev_put);
+static void dst_count_dec(struct dst_entry *dst)
+{
+ if (!(dst->flags & DST_NOCOUNT))
+ dst_entries_add(dst->ops, -1);
+}
+
void dst_release(struct dst_entry *dst)
{
- if (dst && rcuref_put(&dst->__rcuref))
+ if (dst && rcuref_put(&dst->__rcuref)) {
+ dst_count_dec(dst);
call_rcu_hurry(&dst->rcu_head, dst_destroy_rcu);
+ }
}
EXPORT_SYMBOL(dst_release);
void dst_release_immediate(struct dst_entry *dst)
{
- if (dst && rcuref_put(&dst->__rcuref))
+ if (dst && rcuref_put(&dst->__rcuref)) {
+ dst_count_dec(dst);
dst_destroy(dst);
+ }
}
EXPORT_SYMBOL(dst_release_immediate);