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authorKarsten Graul <kgraul@linux.ibm.com>2018-07-25 16:35:32 +0200
committerDavid S. Miller <davem@davemloft.net>2018-07-25 22:25:53 -0700
commit603cc1498455cf57f5ca4483b600efb37ea2c56c (patch)
treeba933ac7ee9002bc65e53e6bfc868c363c63676a /include/uapi/linux/smc_diag.h
parentnet/smc: use correct vlan gid of RoCE device (diff)
downloadlinux-dev-603cc1498455cf57f5ca4483b600efb37ea2c56c.tar.xz
linux-dev-603cc1498455cf57f5ca4483b600efb37ea2c56c.zip
net/smc: provide fallback reason code
Remember the fallback reason code and the peer diagnosis code for smc sockets, and provide them in smc_diag.c to the netlink interface. And add more detailed reason codes. Signed-off-by: Karsten Graul <kgraul@linux.ibm.com> Signed-off-by: Ursula Braun <ubraun@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/smc_diag.h')
-rw-r--r--include/uapi/linux/smc_diag.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/linux/smc_diag.h b/include/uapi/linux/smc_diag.h
index 48ae3ee22b2d..ac9e8c96d9bd 100644
--- a/include/uapi/linux/smc_diag.h
+++ b/include/uapi/linux/smc_diag.h
@@ -43,6 +43,7 @@ enum {
SMC_DIAG_LGRINFO,
SMC_DIAG_SHUTDOWN,
SMC_DIAG_DMBINFO,
+ SMC_DIAG_FALLBACK,
__SMC_DIAG_MAX,
};
@@ -92,6 +93,11 @@ struct smc_diag_lgrinfo {
__u8 role;
};
+struct smc_diag_fallback {
+ __u32 reason;
+ __u32 peer_diagnosis;
+};
+
struct smcd_diag_dmbinfo { /* SMC-D Socket internals */
__u32 linkid; /* Link identifier */
__u64 peer_gid; /* Peer GID */