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authorGuvenc Gulce <guvenc@linux.ibm.com>2021-06-16 17:52:57 +0300
committerDavid S. Miller <davem@davemloft.net>2021-06-16 22:54:02 +0300
commitf0dd7bf5e33066e554442c509ef6351728b95b51 (patch)
treed6dfbd6ad5c66e695554116e2ee3d2e144727b39 /include/uapi
parent8c40602b4be17571dfd75102f4f1e690311c5210 (diff)
downloadlinux-f0dd7bf5e33066e554442c509ef6351728b95b51.tar.xz
net/smc: Add netlink support for SMC fallback statistics
Add support to collect more detailed SMC fallback reason statistics and provide these statistics to user space on the netlink interface. Signed-off-by: Guvenc Gulce <guvenc@linux.ibm.com> Signed-off-by: Karsten Graul <kgraul@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/smc.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/linux/smc.h b/include/uapi/linux/smc.h
index f32f11b30963..0f7f87c70baf 100644
--- a/include/uapi/linux/smc.h
+++ b/include/uapi/linux/smc.h
@@ -48,6 +48,7 @@ enum {
SMC_NETLINK_GET_DEV_SMCD,
SMC_NETLINK_GET_DEV_SMCR,
SMC_NETLINK_GET_STATS,
+ SMC_NETLINK_GET_FBACK_STATS,
};
/* SMC_GENL_FAMILY top level attributes */
@@ -60,6 +61,7 @@ enum {
SMC_GEN_DEV_SMCD, /* nest */
SMC_GEN_DEV_SMCR, /* nest */
SMC_GEN_STATS, /* nest */
+ SMC_GEN_FBACK_STATS, /* nest */
__SMC_GEN_MAX,
SMC_GEN_MAX = __SMC_GEN_MAX - 1
};
@@ -228,4 +230,16 @@ enum {
__SMC_NLA_STATS_MAX,
SMC_NLA_STATS_MAX = __SMC_NLA_STATS_MAX - 1
};
+
+/* SMC_GEN_FBACK_STATS attributes */
+enum {
+ SMC_NLA_FBACK_STATS_PAD,
+ SMC_NLA_FBACK_STATS_TYPE, /* u8 */
+ SMC_NLA_FBACK_STATS_SRV_CNT, /* u64 */
+ SMC_NLA_FBACK_STATS_CLNT_CNT, /* u64 */
+ SMC_NLA_FBACK_STATS_RSN_CODE, /* u32 */
+ SMC_NLA_FBACK_STATS_RSN_CNT, /* u16 */
+ __SMC_NLA_FBACK_STATS_MAX,
+ SMC_NLA_FBACK_STATS_MAX = __SMC_NLA_FBACK_STATS_MAX - 1
+};
#endif /* _UAPI_LINUX_SMC_H */