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From: Phil Sutter <phil@nwl.cc>
To: netfilter-devel@vger.kernel.org
Subject: [iptables PATCH] man: extensions: recent: Clarify default value of ip_list_hash_size
Date: Wed, 12 Jun 2024 14:41:07 +0200	[thread overview]
Message-ID: <20240612124109.19837-1-phil@nwl.cc> (raw)

The default value of 0 is a bit confusing.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 extensions/libxt_recent.man | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/extensions/libxt_recent.man b/extensions/libxt_recent.man
index 419be2579594d..82537fab9846f 100644
--- a/extensions/libxt_recent.man
+++ b/extensions/libxt_recent.man
@@ -97,7 +97,9 @@ Number of addresses remembered per table.
 Number of packets per address remembered.
 .TP
 \fBip_list_hash_size\fP=\fI0\fP
-Hash table size. 0 means to calculate it based on ip_list_tot, default: 512.
+Hash table size. 0 means to calculate it based on ip_list_tot by rounding it up
+to the next power of two (with \fBip_list_tot\fP defaulting to \fI100\fP,
+\fBip_list_hash_size\fP will calculate to \fI128\fP by default).
 .TP
 \fBip_list_perms\fP=\fI0644\fP
 Permissions for /proc/net/xt_recent/* files.
-- 
2.43.0


             reply	other threads:[~2024-06-12 13:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-12 12:41 Phil Sutter [this message]
2024-06-12 20:44 ` [iptables PATCH] man: extensions: recent: Clarify default value of ip_list_hash_size Phil Sutter

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