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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /include/target/iscsi/iscsi_target_core.h
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'include/target/iscsi/iscsi_target_core.h')
-rw-r--r--include/target/iscsi/iscsi_target_core.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index c3371fa54..4ac24f5a3 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -74,6 +74,7 @@ enum iscsit_transport_type {
ISCSI_IWARP_TCP = 3,
ISCSI_IWARP_SCTP = 4,
ISCSI_INFINIBAND = 5,
+ ISCSI_CXGBIT = 6,
};
/* RFC-3720 7.1.4 Standard Connection State Diagram for a Target */
@@ -890,4 +891,30 @@ static inline u32 session_get_next_ttt(struct iscsi_session *session)
}
extern struct iscsi_cmd *iscsit_find_cmd_from_itt(struct iscsi_conn *, itt_t);
+
+static inline void iscsit_thread_check_cpumask(
+ struct iscsi_conn *conn,
+ struct task_struct *p,
+ int mode)
+{
+ /*
+ * mode == 1 signals iscsi_target_tx_thread() usage.
+ * mode == 0 signals iscsi_target_rx_thread() usage.
+ */
+ if (mode == 1) {
+ if (!conn->conn_tx_reset_cpumask)
+ return;
+ conn->conn_tx_reset_cpumask = 0;
+ } else {
+ if (!conn->conn_rx_reset_cpumask)
+ return;
+ conn->conn_rx_reset_cpumask = 0;
+ }
+ /*
+ * Update the CPU mask for this single kthread so that
+ * both TX and RX kthreads are scheduled to run on the
+ * same CPU.
+ */
+ set_cpus_allowed_ptr(p, conn->conn_cpumask);
+}
#endif /* ISCSI_TARGET_CORE_H */