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Date: Mon, 3 Mar 2014 18:20:50 +0100
From: Andi Kleen <andi@firstfloor.org>
To: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Andi Kleen <andi@firstfloor.org>, linux-kernel@vger.kernel.org,
        Ingo Molnar <mingo@kernel.org>,
        Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
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        Steven Rostedt <rostedt@goodmis.org>, fche@redhat.com,
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        "H. Peter Anvin" <hpa@zytor.com>, Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Re: [PATCH -tip v7 24/26] kprobes: Enlarge hash table to 4096
 entries
Message-ID: <20140303172050.GZ22728@two.firstfloor.org>
References: <20140227073315.20992.6174.stgit@ltc230.yrl.intra.hitachi.co.jp>
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> So, we can see the hash table larger than 2^9 (512 entries,
> which consumes 4KB) has no performance improvement.
> Would you think 4kB is still big for kprobes? :)

4KB should be fine. Thanks for evaluating.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only.