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Date: Fri, 24 May 2024 10:32:12 -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
Subject: Re: [PATCH v2 0/9] ioctl()-based API to query VMAs from
 /proc/<pid>/maps
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On Thu, 23 May 2024 21:10:22 -0700 Andrii Nakryiko <andrii@kernel.org> wrote:

> Implement binary ioctl()-based interface to /proc/<pid>/maps file

Why an ioctl rather than a read() of (say) a sysfs file?