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sctp: move hlist_node and hashent out of sctp_ep_common

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Struct sctp_ep_common is included in both asoc and ep, but hlist_node
and hashent are only needed by ep after asoc_hashtable was dropped by
Commit b5eff71283 ("sctp: drop the old assoc hashtable of sctp").

So it is better to move hlist_node and hashent from sctp_ep_common to
sctp_endpoint, and it saves some space for each asoc.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2021-12-21 16:40:30 -05:00 • committed by David S. Miller
parent e087cba116
commit 3d3b2f57d4
5 changed files with 23 additions and 32 deletions
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8
include/net/sctp/structs.h
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@ -1243,10 +1243,6 @@ enum sctp_endpoint_type {
*/
struct sctp_ep_common {
/* Fields to help us manage our entries in the hash tables. */
struct hlist_node node;
int hashent;
/* Runtime type information. What kind of endpoint is this? */
enum sctp_endpoint_type type;
@ -1298,6 +1294,10 @@ struct sctp_endpoint {
/* Common substructure for endpoint and association. */
struct sctp_ep_common base;
/* Fields to help us manage our entries in the hash tables. */
struct hlist_node node;
int hashent;
/* Associations: A list of current associations and mappings
* to the data consumers for each association. This
* may be in the form of a hash table or other