Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Fri, 28 Dec 2018 15:41:37 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Peng Wang <rocking@whu.edu.cn>
Cc:     andriy.shevchenko@linux.intel.com, linux@rasmusvillemoes.dk,
        ynorov@caviumnetworks.com, arnd@arndb.de, courbet@google.com,
        osandov@fb.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] bitmap: Add bitmap_valloc(), bitmap_vzalloc() and
 bitmap_vfree()
Message-Id: <20181228154137.c161e699e2293a07458580d3@linux-foundation.org>
In-Reply-To: <20181227161829.32177-1-rocking@whu.edu.cn>
References: <20181227161829.32177-1-rocking@whu.edu.cn>
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, 28 Dec 2018 00:18:29 +0800 Peng Wang <rocking@whu.edu.cn> wrote:

> Introduce bitmap alloc/free helpers when contiguous
> memory is not necessary.

That's a large bitmap you have there.  What code needs this?