linux-kernel - Re: [PATCH 0/3] new feature: monitoring page cache events

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Message-ID: <579F57A9.5020708@intel.com>
Date:	Mon, 1 Aug 2016 07:07:37 -0700
From:	Dave Hansen <dave.hansen@...el.com>
To:	George Amvrosiadis <gamvrosi@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Al Viro <viro@...iv.linux.org.uk>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH 0/3] new feature: monitoring page cache events

On 07/30/2016 10:31 AM, George Amvrosiadis wrote:
> Dave, I can produce a patch that adds the extra two tracepoints and exports
> all four tracepoint symbols. This would be a short patch that would just
> extend existing tracing functionality. What do you think?

Adding those tracepoints is probably useful.  It's probably something we
need to have anyway as long as they don't cause too much code bloat or a
noticeable performance impact when they're off.

As for exporting symbols, that's not done until something is merged.