From: Godmar Back <godmar@gmail.com>
To: Peng Yu <pengyu.ut@gmail.com>
Cc: William Tambe via Libc-help <libc-help@sourceware.org>
Subject: Re: mmap time complexity
Date: Thu, 15 Apr 2021 15:04:21 -0400 [thread overview]
Message-ID: <CAB4+JYLO0g51RwACym_M1uQkX3USpy834dZMYd3iFpukwCyRJQ@mail.gmail.com> (raw)
In-Reply-To: <CABrM6wkwHnD_wMMne9QRGcKEK3eMmSMHz-nT1SmrGEzU-fwpQQ@mail.gmail.com>
It does not. The complexity is likely O(log n) where n is the number of
entries in `/proc/self/maps`. This number is typically less than 1000.
On Wed, Apr 14, 2021 at 10:09 PM Peng Yu via Libc-help <
libc-help@sourceware.org> wrote:
> Hi,
>
> I don't see the time complexity of mmap in its manpage. Since there is
> a length parameter, does the runtime of mmap depends on this
> parameter? Thanks.
>
> --
> Regards,
> Peng
>
prev parent reply other threads:[~2021-04-15 19:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-15 1:17 Peng Yu
2021-04-15 19:04 ` Godmar Back [this message]
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