diff mbox

[05/24] net, diet: Default to small TCP hash tables on small kernels

Message ID 1399328773-6531-6-git-send-email-andi@firstfloor.org
State RFC, archived
Delegated to: David Miller
Headers show

Commit Message

Andi Kleen May 5, 2014, 10:25 p.m. UTC 
From: Andi Kleen <ak@linux.intel.com>

Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
 net/ipv4/tcp.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

David Miller May 6, 2014, 3:12 a.m. UTC | #1 
From: Andi Kleen <andi@firstfloor.org>
Date: Mon,  5 May 2014 15:25:54 -0700

> From: Andi Kleen <ak@linux.intel.com>
> 
> Signed-off-by: Andi Kleen <ak@linux.intel.com>

Same comment as per other hash table reductions, this doesn't
make any sense even for the claimed goal.
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diff mbox

Patch

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 4bd6d52..3fd48421 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3127,7 +3127,11 @@  EXPORT_SYMBOL_GPL(tcp_done);
 
 extern struct tcp_congestion_ops tcp_reno;
 
+#ifdef CONFIG_BASE_SMALL
+static __initdata unsigned long thash_entries = 16;
+#else
 static __initdata unsigned long thash_entries;
+#endif
 static int __init set_thash_entries(char *str)
 {
 	ssize_t ret;