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Date: Thu, 27 Jun 2024 12:59:38 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Andrii Nakryiko <andrii@kernel.org>
Cc: linux-fsdevel@vger.kernel.org, brauner@kernel.org,
 viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
 gregkh@linuxfoundation.org, linux-mm@kvack.org, liam.howlett@oracle.com,
 surenb@google.com, rppt@kernel.org, adobriyan@gmail.com
Subject: Re: [PATCH v6 0/6] ioctl()-based API to query VMAs from
 /proc/<pid>/maps
Message-Id: <20240627125938.da3541c6babfe046f955df7a@linux-foundation.org>
In-Reply-To: <20240627170900.1672542-1-andrii@kernel.org>
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On Thu, 27 Jun 2024 10:08:52 -0700 Andrii Nakryiko <andrii@kernel.org> wrote:

> Implement binary ioctl()-based interface to /proc/<pid>/maps file to allow
> applications to query VMA information more efficiently than reading *all* VMAs
> nonselectively through text-based interface of /proc/<pid>/maps file.

I appreciate the usefulness for monitoring large fleets, so I'll add
this version to mm-unstable.  As we're almost at -rc6 I'll await
further review before deciding on the next steps.

Is it possible/sensible to make this feature Kconfigurable so that people who
don't need it can omit it?