Date: Thu, 19 Jun 2014 12:04:40 -0700 From: Andrey Zonov <zont@FreeBSD.org> To: =?gb18030?Q?=D5=C5=EA=CF?= <zganghanhan@foxmail.com>, freebsd-net <freebsd-net@freebsd.org> Subject: Re: pow function in kernel space Message-ID: <53A33448.9060909@FreeBSD.org> In-Reply-To: <tencent_34C23E3A7E7FDFEA644A3392@qq.com> References: <mailman.75.1403092802.14182.freebsd-net@freebsd.org> <tencent_34C23E3A7E7FDFEA644A3392@qq.com>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --3wgIVNaK9MV0pm5avAlQTXbwjp8uPhndb Content-Type: text/plain; charset=gb18030 Content-Transfer-Encoding: quoted-printable There is no floating point types in kernel, so there is no pow() in kerne= l. On 6/19/14, 5:40 AM, =D5=C5=EA=CF wrote: > how can I implement, in an efficient, way the pow() function in kernel = space ? Is there any function I can use o r how I can evaluate pow funct= ion in kernel model? > =20 > Thanks! > =20 > =20 > ------------------ > =20 > =D7=A3=BA=C3=A3=AC > =20 > =D5=C5=EA=CF > =20 > =20 > =20 > ----------=20 > =20 > HanZhang > =20 --=20 Andrey Zonov --3wgIVNaK9MV0pm5avAlQTXbwjp8uPhndb Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.22 (Darwin) Comment: GPGTools - http://gpgtools.org iQEcBAEBAgAGBQJTozRLAAoJEBWLemxX/CvTnokIAJMYsr/hij5/bqTNT+KYsAZQ JlrRIgnkZnOr+esLZFF/9B98tvlftrUUFHUAF+wzWvgUHTOLNvMnNtJD3hG44XhR aQe6lETIk8wIuQFJmq4rtp2MHe3Y7WBBqHZS8mKlhirJstlNdtLjoLhPuMenNftr JAA9QBEKpf6Sjg9rulWcFHr/TXhFvDlsrKdo73vWzL+ht3sRkFg7g7nWVCUUX211 ETOVQr++CosrNFtO1P+9POvn+fc+xN0mZ40hfZd0IISiyof7sdu7x/eL9s5nepBL OuKw7rwy1DoenX2sCFQTVEBl9L2gNbqZKWVfRm6yx7yrWQjcVL9/1bKbcEOXp1Q= =Xs8Z -----END PGP SIGNATURE----- --3wgIVNaK9MV0pm5avAlQTXbwjp8uPhndb--
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