Date: Fri, 4 May 2018 15:53:01 +0000 From: Brooks Davis <brooks@freebsd.org> To: Mateusz Guzik <mjg@FreeBSD.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r333240 - in head/sys: powerpc/powerpc sys Message-ID: <20180504155301.GA56280@spindle.one-eyed-alien.net> In-Reply-To: <201805040400.w4440moH025057@repo.freebsd.org> References: <201805040400.w4440moH025057@repo.freebsd.org>
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--r5Pyd7+fXNt84Ff3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 04, 2018 at 04:00:48AM +0000, Mateusz Guzik wrote: > Author: mjg > Date: Fri May 4 04:00:48 2018 > New Revision: 333240 > URL: https://svnweb.freebsd.org/changeset/base/333240 >=20 > Log: > Allow __builtin_memmove instead of bcopy for small buffers of known size What is the justification for forcing a size rather than using the compiler's built-in fallback to memmove? Is the kernel compilation environment disabling that? -- Brooks --r5Pyd7+fXNt84Ff3 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJa7IHcAAoJEKzQXbSebgfAOeQH/jZeWm52/PIApAvo21GWfHNj ccHIcXS5HekTTL/66GCCzPJTsBANrtNZEE9sAkTy4+FTMzhGm0r1DkShEF1yqeow w8oRLEOl4G726LxWtF+4GHrlEOZPyqLjtw0FKrZo01M9We1gqvF5HsGLA3evtSpp AToE9zzZkkC3DHjjtQsnyBGGCXLSPjoHfKlLfAIozR2jhoKB7qKFxbPVH/6h95bY lLBheSWIZZvGWPw3c23wyT0auAbx/TMXdjDoYitNGeMb6mRc5H3ZRHGlToKvfDS9 lskFOmGXLVeXASADQbfjWfZ+JaQeyfMOgf2a/xBlcCFRcOjB67Syqd5oFsOsxzI= =GWsD -----END PGP SIGNATURE----- --r5Pyd7+fXNt84Ff3--
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