Date: Thu, 10 Jul 2014 15:52:53 +0200 From: Baptiste Daroussin <bapt@FreeBSD.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r268493 - head/lib/libfetch Message-ID: <20140710135253.GA93051@ivaldir.etoilebsd.net> In-Reply-To: <20140710132813.GQ93733@kib.kiev.ua> References: <201407101304.s6AD4rne079137@svn.freebsd.org> <20140710132813.GQ93733@kib.kiev.ua>
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--ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jul 10, 2014 at 04:28:13PM +0300, Konstantin Belousov wrote: > On Thu, Jul 10, 2014 at 01:04:53PM +0000, Baptiste Daroussin wrote: > > Author: bapt > > Date: Thu Jul 10 13:04:52 2014 > > New Revision: 268493 > > URL: http://svnweb.freebsd.org/changeset/base/268493 > >=20 > > Log: > > Support EAGAIN in fetch_writev > > =20 > > Reviewed by: des > > Approved by: des > >=20 > > Modified: > > head/lib/libfetch/common.c > >=20 > > Modified: head/lib/libfetch/common.c > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D > > --- head/lib/libfetch/common.c Thu Jul 10 12:41:58 2014 (r268492) > > +++ head/lib/libfetch/common.c Thu Jul 10 13:04:52 2014 (r268493) > > @@ -1110,6 +1110,8 @@ fetch_writev(conn_t *conn, struct iovec=20 > > errno =3D 0; > > pfd.revents =3D 0; > > if (poll(&pfd, 1, deltams) < 0) { > > + if (errno =3D=3D EAGAIN) > > + continue; > > if (errno =3D=3D EINTR && fetchRestartCalls) > > continue; > > return (-1); >=20 > How is this error possible ? poll(2) converts EAGAIN from seltdwait(9) > to no error. For posix compliance, libfetch is not only used on FreeBSD, reading at: http://pubs.opengroup.org/onlinepubs/009695399/functions/poll.html I can re= ad: [EAGAIN] The allocation of internal data structures failed but a subsequent requ= est may succeed. Am I missing something? Bapt --ew6BAiZeqk4r7MaW Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEARECAAYFAlO+mrUACgkQ8kTtMUmk6EzSZwCgm7nFamyduDHSejQXFMoTYpgf WQkAn2+Vl5/4PGM7TRkkUx4CRsWo+LNE =P4ab -----END PGP SIGNATURE----- --ew6BAiZeqk4r7MaW--
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