Date: Wed, 9 May 2007 10:37:34 -0500 From: "Scot Hetzel" <swhetzel@gmail.com> To: "Bruce Evans" <bde@zeta.org.au> Cc: emulation@freebsd.org, Pawel Jakub Dawidek <pjd@freebsd.org> Subject: Re: linuxolator: LTP lseek03 failure Message-ID: <790a9fff0705090837x3fe2ae7t15d5ceec21a39f40@mail.gmail.com> In-Reply-To: <20070509223211.O6076@delplex.bde.org> References: <790a9fff0705021345j2ad9ae98o56aaf357d556fe27@mail.gmail.com> <790a9fff0705040004oab16ed8q1a1c476386379ea9@mail.gmail.com> <20070504190007.Y37951@besplex.bde.org> <790a9fff0705040819u24e4c2f0s5c9fc34b93770e13@mail.gmail.com> <790a9fff0705061005v1a1a883ehc155bac7f747c3eb@mail.gmail.com> <20070507124848.S47783@besplex.bde.org> <790a9fff0705080724o1039c405g1cfa1b31ba6a91be@mail.gmail.com> <20070509223211.O6076@delplex.bde.org>
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------=_Part_117604_11761428.1178725054190 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline On 5/9/07, Bruce Evans <bde@zeta.org.au> wrote: > On Tue, 8 May 2007, Scot Hetzel wrote: > > On 5/6/07, Bruce Evans <bde@zeta.org.au> wrote: > > I then created a patch to kern/vfs_vnops.c:vn_ioctl that checked if > > com was either SEEK_DATA or SEEK_HOLE and return EINVAL. While this > > worked for UFS, it disabled SEEK_[DATA,HOLE] for ZFS. > > I meant to just translate ENOTTY to EINVAL after calling VOP_IOCTL(). > The vop must be called to see what it wants to do. > The attached patch to kern/vfs_vnops.c translates ENOTTY to EINVAL after calling VOP_IOCTL for the SEEK_[DATA,HOLE] cases only. With this patch applied, the lseek03 test now returns with ENXIO on zfs filesystems, and EINVAL on non-zfs filesystems. Should all ENOTTY cases be changed to EINVAL, or just the SEEK_[DATA,HOLE] cases. Scot -- DISCLAIMER: No electrons were mamed while sending this message. Only slightly bruised. ------=_Part_117604_11761428.1178725054190 Content-Type: text/x-diff; name=vfs_vnops.patch; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: base64 X-Attachment-Id: f_f1hy5j4y Content-Disposition: attachment; filename="vfs_vnops.patch" SW5kZXg6IHZmc192bm9wcy5jCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0KUkNTIGZpbGU6IC9ob21lL25jdnMvc3JjL3N5 cy9rZXJuL3Zmc192bm9wcy5jLHYKcmV0cmlldmluZyByZXZpc2lvbiAxLjI0OApkaWZmIC11IC1y MS4yNDggdmZzX3Zub3BzLmMKLS0tIHZmc192bm9wcy5jCTEyIEZlYiAyMDA3IDIyOjUzOjAxIC0w MDAwCTEuMjQ4CisrKyB2ZnNfdm5vcHMuYwk5IE1heSAyMDA3IDEzOjEyOjA1IC0wMDAwCkBAIC03 NTUsNiArNzU1LDkgQEAKIAkJZWxzZQogCQkJZXJyb3IgPSBWT1BfSU9DVEwodnAsIGNvbSwgZGF0 YSwgZnAtPmZfZmxhZywKIAkJCSAgICBhY3RpdmVfY3JlZCwgdGQpOworCQkJaWYgKGVycm9yID09 IEVOT1RUWSAmJgorCQkJICAgIChjb20gPSBGSU9TRUVLREFUQSB8fCBjb20gPT0gRklPU0VFS0hP TEUpKQorCQkJCWVycm9yID0gRUlOVkFMOwogCQlicmVhazsKIAogCWRlZmF1bHQ6Cg== ------=_Part_117604_11761428.1178725054190--
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