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authorKarsten Graul <kgraul@linux.vnet.ibm.com>2018-03-01 13:51:32 +0100
committerDavid S. Miller <davem@davemloft.net>2018-03-01 13:21:31 -0500
commit52bedf37bafe1d3bc36d1513ad059d9fd28b3c3f (patch)
treec49df5fc6752db70b3cb7acfe963e3a9b9ea2249 /net/smc/smc_llc.h
parent75d320d611d8569ebe4e42718de035fcc79f8069 (diff)
downloadblackbird-obmc-linux-52bedf37bafe1d3bc36d1513ad059d9fd28b3c3f.tar.gz
blackbird-obmc-linux-52bedf37bafe1d3bc36d1513ad059d9fd28b3c3f.zip
net/smc: process add/delete link messages
Add initial support for the LLC messages ADD LINK and DELETE LINK. Introduce a link state field. Extend the initial LLC handshake with ADD LINK processing. Signed-off-by: Karsten Graul <kgraul@linux.vnet.ibm.com> Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc_llc.h')
-rw-r--r--net/smc/smc_llc.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/smc/smc_llc.h b/net/smc/smc_llc.h
index 5573f0d0578e..e4a7d5e234d5 100644
--- a/net/smc/smc_llc.h
+++ b/net/smc/smc_llc.h
@@ -18,6 +18,7 @@
#define SMC_LLC_FLAG_RESP 0x80
#define SMC_LLC_WAIT_FIRST_TIME (5 * HZ)
+#define SMC_LLC_WAIT_TIME (2 * HZ)
enum smc_llc_reqresp {
SMC_LLC_REQ,
@@ -26,6 +27,8 @@ enum smc_llc_reqresp {
enum smc_llc_msg_type {
SMC_LLC_CONFIRM_LINK = 0x01,
+ SMC_LLC_ADD_LINK = 0x02,
+ SMC_LLC_DELETE_LINK = 0x04,
SMC_LLC_CONFIRM_RKEY = 0x06,
SMC_LLC_TEST_LINK = 0x07,
SMC_LLC_CONFIRM_RKEY_CONT = 0x08,
@@ -35,6 +38,10 @@ enum smc_llc_msg_type {
/* transmit */
int smc_llc_send_confirm_link(struct smc_link *lnk, u8 mac[], union ib_gid *gid,
enum smc_llc_reqresp reqresp);
+int smc_llc_send_add_link(struct smc_link *link, u8 mac[], union ib_gid *gid,
+ enum smc_llc_reqresp reqresp);
+int smc_llc_send_delete_link(struct smc_link *link,
+ enum smc_llc_reqresp reqresp);
int smc_llc_send_test_link(struct smc_link *lnk, u8 user_data[16],
enum smc_llc_reqresp reqresp);
int smc_llc_init(void) __init;
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