diff mbox series

[net-next,06/10] mptcp: add scheduled in mptcp_subflow_context

Message ID 20230821-upstream-net-next-20230818-v1-6-0c860fb256a8@kernel.org (mailing list archive)
State Accepted
Commit fce68b03086fd00eb5a8ba4744f36f0d007d0f9d
Delegated to: Netdev Maintainers
Headers show
Series mptcp: Prepare MPTCP packet scheduler for BPF extension | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1335 this patch: 1335
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 1353 this patch: 1353
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1358 this patch: 1358
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 24 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Mat Martineau Aug. 21, 2023, 10:25 p.m. UTC 
From: Geliang Tang <geliang.tang@suse.com>

This patch adds a new member scheduled in struct mptcp_subflow_context,
which will be set in the MPTCP scheduler context when the scheduler
picks this subflow to send data.

Add a new helper mptcp_subflow_set_scheduled() to set this flag using
WRITE_ONCE().

Reviewed-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <martineau@kernel.org>
---
 net/mptcp/protocol.h | 3 +++
 net/mptcp/sched.c    | 6 ++++++
 2 files changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index 548c302a757e..e7523a40132f 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -491,6 +491,7 @@  struct mptcp_subflow_context {
 		is_mptfo : 1,	    /* subflow is doing TFO */
 		__unused : 9;
 	enum mptcp_data_avail data_avail;
+	bool	scheduled;
 	u32	remote_nonce;
 	u64	thmac;
 	u32	local_nonce;
@@ -663,6 +664,8 @@  void mptcp_unregister_scheduler(struct mptcp_sched_ops *sched);
 int mptcp_init_sched(struct mptcp_sock *msk,
 		     struct mptcp_sched_ops *sched);
 void mptcp_release_sched(struct mptcp_sock *msk);
+void mptcp_subflow_set_scheduled(struct mptcp_subflow_context *subflow,
+				 bool scheduled);
 
 static inline bool __tcp_can_send(const struct sock *ssk)
 {
diff --git a/net/mptcp/sched.c b/net/mptcp/sched.c
index 53773668b5ee..d295b92a5789 100644
--- a/net/mptcp/sched.c
+++ b/net/mptcp/sched.c
@@ -87,3 +87,9 @@  void mptcp_release_sched(struct mptcp_sock *msk)
 
 	bpf_module_put(sched, sched->owner);
 }
+
+void mptcp_subflow_set_scheduled(struct mptcp_subflow_context *subflow,
+				 bool scheduled)
+{
+	WRITE_ONCE(subflow->scheduled, scheduled);
+}