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authorAmit Cohen <amcohen@nvidia.com>2021-02-07 10:22:51 +0200
committerDavid S. Miller <davem@davemloft.net>2021-02-08 16:47:03 -0800
commit648106c30a635e18fb55da60d4fcbfca6f6483ac (patch)
tree8bf0d51e10d0bcc84786245467b8fa09bb20a271 /Documentation/networking
parent36c5100e859d93b3436ae24810612b05addb1e89 (diff)
IPv4: Extend 'fib_notify_on_flag_change' sysctl
Add the value '2' to 'fib_notify_on_flag_change' to allow sending notifications only for failed route installation. Separate value is added for such notifications because there are less of them, so they do not impact performance and some users will find them more important. Signed-off-by: Amit Cohen <amcohen@nvidia.com> Signed-off-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
-rw-r--r--Documentation/networking/ip-sysctl.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
index 61a358301f12..cd0ec577a5b5 100644
--- a/Documentation/networking/ip-sysctl.rst
+++ b/Documentation/networking/ip-sysctl.rst
@@ -180,7 +180,7 @@ min_adv_mss - INTEGER
fib_notify_on_flag_change - INTEGER
Whether to emit RTM_NEWROUTE notifications whenever RTM_F_OFFLOAD/
- RTM_F_TRAP flags are changed.
+ RTM_F_TRAP/RTM_F_OFFLOAD_FAILED flags are changed.
After installing a route to the kernel, user space receives an
acknowledgment, which means the route was installed in the kernel,
@@ -197,6 +197,7 @@ fib_notify_on_flag_change - INTEGER
- 0 - Do not emit notifications.
- 1 - Emit notifications.
+ - 2 - Emit notifications only for RTM_F_OFFLOAD_FAILED flag change.
IP Fragmentation: