jorge at dti2
Apr 20, 2012, 5:28 AM
Views: 111
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[PATCH] zebra: no need to clear memory of the netlink buffers
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From: "Jorge Boncompte [DTI2]" <jorge [at] dti2>
- The memory it's always written before sending.
- This slows down considerably netlink_route_multipath() and it's pretty
noticeable in a full-internet table scenario loading.
Signed-off-by: Jorge Boncompte [DTI2] <jorge [at] dti2>
---
zebra/rt_netlink.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/zebra/rt_netlink.c b/zebra/rt_netlink.c
index 5909131..15475e2 100644
--- a/zebra/rt_netlink.c
+++ b/zebra/rt_netlink.c
@@ -1368,7 +1368,7 @@ netlink_route (int cmd, int family, void *dest, int length, void *gate,
char buf[NL_PKT_BUF_SIZE];
} req;
- memset (&req, 0, sizeof req);
+ memset (&req, 0, sizeof req - NL_PKT_BUF_SIZE);
bytelen = (family == AF_INET ? 4 : 16);
@@ -1443,7 +1443,7 @@ netlink_route_multipath (int cmd, struct prefix *p, struct rib *rib,
char buf[NL_PKT_BUF_SIZE];
} req;
- memset (&req, 0, sizeof req);
+ memset (&req, 0, sizeof req - NL_PKT_BUF_SIZE);
bytelen = (family == AF_INET ? 4 : 16);
@@ -1903,7 +1903,7 @@ netlink_address (int cmd, int family, struct interface *ifp,
} req;
p = ifc->address;
- memset (&req, 0, sizeof req);
+ memset (&req, 0, sizeof req - NL_PKT_BUF_SIZE);
bytelen = (family == AF_INET ? 4 : 16);
--
1.7.8.3
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[PATCH] zebra: no need to clear memory of the netlink buffers