From: Maxin John <maxin.john@gmail.com>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Daniel Baluta <dbaluta@ixiacom.com>,
naveen yadav <yad.naveen@gmail.com>,
linux-mips@linux-mips.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: kmemleak for MIPS
Date: Wed, 30 Mar 2011 13:17:24 +0100 [thread overview]
Message-ID: <AANLkTikXfVNkyFE2MpW9ZtfX2G=QKvT7kvEuDE-YE5xO@mail.gmail.com> (raw)
In-Reply-To: <1301485085.29074.61.camel@e102109-lin.cambridge.arm.com>
A quick observation from dmesg after placing printks in
"net/ipv4/udp.c" for MIPS-malta
CONFIG_BASE_SMALL : 0
table->mask : 127
UDP_HTABLE_SIZE_MIN : 256
dmesg:
....
...
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
CONFIG_BASE_SMALL : 0
UDP hash table entries: 128 (order: 0, 4096 bytes)
table->mask, UDP_HTABLE_SIZE_MIN : 127 256
CONFIG_BASE_SMALL : 0
UDP-Lite hash table entries: 128 (order: 0, 4096 bytes)
table->mask, UDP_HTABLE_SIZE_MIN : 127 256
NET: Registered protocol family 1
....
....
printk(s) are placed in udp.c as listed below:
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 588f47a..ca7f6c6 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2162,7 +2162,7 @@ __setup("uhash_entries=", set_uhash_entries);
void __init udp_table_init(struct udp_table *table, const char *name)
{
unsigned int i;
-
+ printk("CONFIG_BASE_SMALL : %d \n", CONFIG_BASE_SMALL);
if (!CONFIG_BASE_SMALL)
table->hash = alloc_large_system_hash(name,
2 * sizeof(struct udp_hslot),
@@ -2175,6 +2175,8 @@ void __init udp_table_init(struct udp_table
*table, const char *name)
/*
* Make sure hash table has the minimum size
*/
+ printk("table->mask, UDP_HTABLE_SIZE_MIN : %d %d
\n",table->mask,UDP_HTABLE_SIZE_MIN);
+
if (CONFIG_BASE_SMALL || table->mask < UDP_HTABLE_SIZE_MIN - 1) {
table->hash = kmalloc(UDP_HTABLE_SIZE_MIN *
2 * sizeof(struct udp_hslot), GFP_KERNEL);
~
Best Regards,
Maxin
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next prev parent reply other threads:[~2011-03-30 12:17 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-02 13:54 naveen yadav
2011-03-24 9:27 ` Daniel Baluta
2011-03-24 9:55 ` Catalin Marinas
2011-03-28 21:15 ` Maxin John
2011-03-29 10:40 ` Catalin Marinas
2011-03-29 11:38 ` Maxin John
2011-03-29 11:50 ` Catalin Marinas
2011-03-29 12:27 ` Maxin John
2011-03-29 19:36 ` Maxin John
2011-03-29 19:54 ` Daniel Baluta
2011-03-30 9:15 ` Catalin Marinas
2011-03-30 9:54 ` Daniel Baluta
2011-03-30 9:58 ` Catalin Marinas
2011-03-30 11:03 ` Maxin John
2011-03-30 11:24 ` Daniel Baluta
2011-03-30 11:38 ` Catalin Marinas
2011-03-30 12:17 ` Maxin John [this message]
2011-03-30 12:27 ` Eric Dumazet
2011-03-30 12:40 ` Maxin John
2011-03-30 12:52 ` Daniel Baluta
2011-03-30 13:17 ` Maxin John
2011-03-30 13:27 ` Eric Dumazet
2011-03-30 14:07 ` Maxin John
2011-03-30 14:07 ` Catalin Marinas
2011-03-30 12:22 ` Eric Dumazet
2011-03-30 10:08 ` Maxin John
2011-03-30 14:28 ` Ralf Baechle
2011-03-30 14:21 ` Ralf Baechle
-- strict thread matches above, loose matches on Subject: below --
2009-11-02 17:07 Kmemleak for mips Luis R. Rodriguez
2009-11-03 9:23 ` Catalin Marinas
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