Date: Tue, 23 Oct 2018 16:50:11 +0300 From: Lev Serebryakov <lev@FreeBSD.org> To: Yuri Pankov <yuripv@yuripv.net>, Ryan Stone <rysto32@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: What is wrong with dtrace's stack()? Message-ID: <1fc28b9a-14ea-2e81-22f0-6118c7c2917c@FreeBSD.org> In-Reply-To: <27f7681e-7870-ae21-0563-2f31e58d1603@yuripv.net> References: <170994671.20181021201021@serebryakov.spb.ru> <CAG6CVpVCe-8OVU%2BKEyAh8swFSAjRshNcNLN0tjAS3W8bZxyrTA@mail.gmail.com> <475670271.20181022003734@serebryakov.spb.ru> <CAOtMX2goztCYJXM72WNR711DEBEKAGk1zFHF=NpE4UiVAF2bAQ@mail.gmail.com> <234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org> <b30f2080-1037-1752-60fb-6d22e28ce90d@FreeBSD.org> <CAFMmRNz35Ay82NcMnUkSAvpyU5p2m9ykiji1xXcbEanH9A2H%2Bw@mail.gmail.com> <5bbf4ebe-c62a-3c6d-617f-d1c832d87cf5@FreeBSD.org> <27f7681e-7870-ae21-0563-2f31e58d1603@yuripv.net>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --osXjoQ2SazZLGVeqUB8gY19BAadNuaI3F Content-Type: multipart/mixed; boundary="hICCJ5fv5FSaazg8nZDpJgGrQtn0m9F0d"; protected-headers="v1" From: Lev Serebryakov <lev@FreeBSD.org> Reply-To: lev@FreeBSD.org To: Yuri Pankov <yuripv@yuripv.net>, Ryan Stone <rysto32@gmail.com> Cc: freebsd-hackers@freebsd.org Message-ID: <1fc28b9a-14ea-2e81-22f0-6118c7c2917c@FreeBSD.org> Subject: Re: What is wrong with dtrace's stack()? References: <170994671.20181021201021@serebryakov.spb.ru> <CAG6CVpVCe-8OVU+KEyAh8swFSAjRshNcNLN0tjAS3W8bZxyrTA@mail.gmail.com> <475670271.20181022003734@serebryakov.spb.ru> <CAOtMX2goztCYJXM72WNR711DEBEKAGk1zFHF=NpE4UiVAF2bAQ@mail.gmail.com> <234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org> <b30f2080-1037-1752-60fb-6d22e28ce90d@FreeBSD.org> <CAFMmRNz35Ay82NcMnUkSAvpyU5p2m9ykiji1xXcbEanH9A2H+w@mail.gmail.com> <5bbf4ebe-c62a-3c6d-617f-d1c832d87cf5@FreeBSD.org> <27f7681e-7870-ae21-0563-2f31e58d1603@yuripv.net> In-Reply-To: <27f7681e-7870-ae21-0563-2f31e58d1603@yuripv.net> --hICCJ5fv5FSaazg8nZDpJgGrQtn0m9F0d Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 23.10.2018 16:48, Yuri Pankov wrote: >>> Adding -fno-optimize-sibling-calls to the compiler flags will elimina= te the TCO. >> How could I add it for kernel properly?! Adding >> "CFLAGS=3D-fno-optimize-sibling-calls" to make.conf affects modules bu= ild, >> but not kernel itself (I'm surprised, to be honest). >=20 > Try using: >=20 > COPTFLAGS+=3D -fno-optimize-sibling-calls Yep, thnx I should better read documentation. --=20 // Lev Serebryakov --hICCJ5fv5FSaazg8nZDpJgGrQtn0m9F0d-- --osXjoQ2SazZLGVeqUB8gY19BAadNuaI3F Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE+W0coLX0MYtnSzMK6rA8WL/cR48FAlvPJxNfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEY5 NkQxQ0EwQjVGNDMxOEI2NzRCMzMwQUVBQjAzQzU4QkZEQzQ3OEYACgkQ6rA8WL/c R49YmQ//TsOEjzF2Vlt+bLXXfJzBjJwN8hQ9tBLhcNdmdzuQu1p930uWxImifiVf hfamvsgsgehgw3SuSFhwMgS9vcT55M0p8jVA7+ZEFBES2WLhP0rwnnnzk7rjnQIZ qCPifsrIrZwv50y7am1v66t1N7JMBfm9mGUZndeTcixVYoDrSc8cZzBlcUyOpaF2 H0C4tqNuhhveADvJlqGBqdI4UDC04aL7xVSwmnDbP3nl4Ppo3yl3Ox5zBXY/4E08 Fw+yls6Lj8IPcAVrTTn2IJEYm3cOt3jnqhvciUXy6UC5sNJP5ddQsgPup4QnFdni z39iiJbTi108UHtrjYKhMzmsS6qVWqKnxZn15ipdTQLkoUjrI8xIAA3VyIX9me7o aSq3Dk/5WKOndKD2VsKbdcSLw4ajVSekJMzdDwjMC8gv9221t2yGgNBTNzY7yZTv VD9BVvNNhBDVWy/M23O73RVTKeKbfj2r3pNL56dsyu5T1297/9L2jdeGsvsZ7Otr eOPw4HGpdYNbQQwZXkQEvJcAlkXPavwC73Oklxd/FZ06qkUE6H2TSksJIgeoVXNj /en4adMKbgwtKrv7hVSNqXBu3X6Y3hQRmGCfzbi90/q/pA3UIarifJ8zCJAeNoO1 bJvvNPp1oPmXHC31MNaxX/VBRV8fetyHCE+hT4a8pMgPTjrE9xg= =xkS7 -----END PGP SIGNATURE----- --osXjoQ2SazZLGVeqUB8gY19BAadNuaI3F--
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