From nobody Thu Feb 23 17:24:29 2023 X-Original-To: freebsd-dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PN0JH50Hdz3sFyQ for ; Thu, 23 Feb 2023 17:24:31 +0000 (UTC) (envelope-from christos@freebsd.org) Received: from margiolis.net (mail.margiolis.net [95.179.159.8]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA512) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4PN0JG4ZLtz3mTS; Thu, 23 Feb 2023 17:24:30 +0000 (UTC) (envelope-from christos@freebsd.org) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=margiolis.net header.s=default header.b=QQPVUVKH; spf=softfail (mx1.freebsd.org: 95.179.159.8 is neither permitted nor denied by domain of christos@freebsd.org) smtp.mailfrom=christos@freebsd.org; dmarc=none DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; s=default; bh=xhBgKdEF0enc 8i/t//ieba3Y2LY6kU0B8sGY3nBS69c=; h=in-reply-to:references:subject:cc: to:from:date; d=margiolis.net; b=QQPVUVKHn4SHd1QFm7+4UVdPWCIStW9VdLCAL Rz6ze1fYSJQGuW3oWtLNW8BhwNbPJ7KLVxr9N5QBRyIQwqv10SWdrTOwr6iqiM4RhOTdm7 sZFXaKQsSLpQFGYbP0WYoBzqWvv6YFPcP7xnc8sb1zm7K2nn+7Q5O1HZFkHbhCmU= Received: from tpad (host-84-205-228-1.cpe.syzefxis.ote.gr [84.205.228.1]) by margiolis.net (OpenSMTPD) with ESMTPSA id 4298e0c0 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO); Thu, 23 Feb 2023 17:24:28 +0000 (UTC) Date: Thu, 23 Feb 2023 19:24:29 +0200 From: Christos Margiolis To: status-updates@freebsdfoundation.org Cc: freebsd-dtrace@freebsd.org, markj@freebsd.org Subject: Re: [Development report #2] Improve the kinst DTrace provider Message-ID: <20230223172429.7mhd6f54skp2bzru@tpad> References: <20230223171908.aiuuckj5uq4na23o@tpad> List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230223171908.aiuuckj5uq4na23o@tpad> X-Spamd-Result: default: False [-2.80 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; R_DKIM_ALLOW(-0.20)[margiolis.net:s=default]; MIME_GOOD(-0.10)[text/plain]; MLMMJ_DEST(0.00)[freebsd-dtrace@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[margiolis.net:+]; ASN(0.00)[asn:20473, ipnet:95.179.144.0/20, country:US]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DMARC_NA(0.00)[freebsd.org]; RCVD_COUNT_TWO(0.00)[2]; FREEFALL_USER(0.00)[christos]; ARC_NA(0.00)[]; R_SPF_SOFTFAIL(0.00)[~all]; FROM_HAS_DN(0.00)[]; TO_DN_NONE(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; RCVD_TLS_ALL(0.00)[] X-Rspamd-Queue-Id: 4PN0JG4ZLtz3mTS X-Spamd-Bar: -- X-ThisMailContainsUnwantedMimeParts: N I forgot to mention that I've also submitted a patch to add a new dtrace(1) flag that dumps the D script after dt_sugar has applied transformations (if any). https://reviews.freebsd.org/D38732 Christos From nobody Mon Feb 27 12:17:16 2023 X-Original-To: freebsd-dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PQKJ04HsLz3v3NV for ; 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Mon, 27 Feb 2023 12:17:17 +0000 (UTC) Date: Mon, 27 Feb 2023 14:17:16 +0200 From: Christos Margiolis To: status-updates@freebsdfoundation.org Cc: freebsd-dtrace@freebsd.org, markj@freebsd.org, jrm@freebsd.org Subject: [Development report #3] Improve the kinst DTrace provider Message-ID: <20230227121716.bicoxxvlqit7ktb7@pleb> List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Spamd-Result: default: False [-2.80 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; R_DKIM_ALLOW(-0.20)[margiolis.net:s=default]; MIME_GOOD(-0.10)[text/plain]; MLMMJ_DEST(0.00)[freebsd-dtrace@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[margiolis.net:+]; ASN(0.00)[asn:20473, ipnet:95.179.144.0/20, country:US]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DMARC_NA(0.00)[freebsd.org]; RCVD_COUNT_TWO(0.00)[2]; FREEFALL_USER(0.00)[christos]; ARC_NA(0.00)[]; R_SPF_SOFTFAIL(0.00)[~all]; FROM_HAS_DN(0.00)[]; TO_DN_NONE(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; RCVD_TLS_ALL(0.00)[] X-Rspamd-Queue-Id: 4PQKHz5KPwz4Lv1 X-Spamd-Bar: -- X-ThisMailContainsUnwantedMimeParts: N I started implementing inline function tracing for kinst by making use of the dt_sugar framework in libdtrace. Contrary to how kinst expects a : tuple to create probes (e.g vm_fault:4), for inline functions is replaced by `entry` and `return`. For dt_sugar, `entry` or `return` in a kinst probe mean either of two things: 1) The user requested an entry/return probe but the function is not inline, in which case, the probe will be converted to an FBT one, so that we don't duplicate FBT's functionality in kinst. 2) The function is indeed an inline one, so dt_sugar will find all inline copies of this function and transform D syntax to create new kinst probes for each of them. So if the user requested a entry probe on inline function cam_iosched_has_more_trim_entry(), the resulting D script would look like: # dtrace -dn 'kinst::cam_iosched_has_more_trim:entry' dtrace:::ERROR { ((self->%error) = 0x1); } kinst::cam_iosched_get_trim:13 { } kinst::cam_iosched_next_bio:13 { } kinst::cam_iosched_schedule:40 { } dtrace: description 'kinst::cam_iosched_has_more_trim:entry ' matched 4 probes CPU ID FUNCTION:NAME 0 81502 cam_iosched_schedule:40 0 81501 cam_iosched_next_bio:13 2 81502 cam_iosched_schedule:40 1 81502 cam_iosched_next_bio:13 1 81503 cam_iosched_schedule:40 ^C Currently the code is pretty much a modified version of inlinecall(1)'s code (see previous emails) ported into dt_sugar. Below is the initial commit, it's still a work in progress and there are quite a few bugs (mainly `return` probes) that need fixing: https://github.com/christosmarg/freebsd/commit/bfa507dc22d3856de5af88d0dacaad0f0ab69406 Christos From nobody Thu Mar 2 01:37:24 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PRtyD4ZvPz3vdt2 for ; Thu, 2 Mar 2023 01:37:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4PRtyD3b2nz3wLX for ; Thu, 2 Mar 2023 01:37:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; 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Thu, 2 Mar 2023 01:37:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 3221bOcn021810 for ; Thu, 2 Mar 2023 01:37:24 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3221bOKs021809 for dtrace@FreeBSD.org; Thu, 2 Mar 2023 01:37:24 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace_kinst: dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 01:37:24 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: 0mp@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: assigned_to Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 Mateusz Piotrowski <0mp@FreeBSD.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|bugs@FreeBSD.org |dtrace@FreeBSD.org --=20 You are receiving this mail because: You are the assignee for the bug.= From nobody Thu Mar 2 06:20:45 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PS1FB12L0z3vvcL for ; Thu, 2 Mar 2023 06:20:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4PS1F94scJz3CNH for ; 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Thu, 2 Mar 2023 06:20:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 3226KjNd041912 for ; Thu, 2 Mar 2023 06:20:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3226KjGo041911 for dtrace@FreeBSD.org; Thu, 2 Mar 2023 06:20:45 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace_kinst: dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 06:20:45 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: christos@margiolis.net X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 Christos Margiolis changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |christos@margiolis.net --- Comment #1 from Christos Margiolis --- (In reply to Mina Gali=C4=87 from comment #0) A predicate requires a body, this is not a kinst bug. FBT does the same thing: # dtrace -n 'fbt::virtqueue_poll: /cpu =3D=3D 1/' dtrace: invalid probe specifier fbt::virtqueue_poll: /cpu =3D=3D 1/: syntax= error near end of input # dtrace -n 'fbt::virtqueue_poll: /cpu =3D=3D 1/{}' dtrace: description 'kinst::virtqueue_poll: ' matched 2 probes --=20 You are receiving this mail because: You are the assignee for the bug.= From nobody Thu Mar 2 09:44:08 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PS5ls0Bqrz3vc0x for ; Thu, 2 Mar 2023 09:44:09 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4PS5lr6Krbz3sCF for ; 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Thu, 2 Mar 2023 09:44:08 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 3229i8lE033378 for ; Thu, 2 Mar 2023 09:44:08 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3229i8hD033377 for dtrace@FreeBSD.org; Thu, 2 Mar 2023 09:44:08 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace_kinst: dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 09:44:08 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: freebsd@igalic.co X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 --- Comment #2 from Mina Gali=C4=87 --- I was not the one to rename it ;) 0mp asked me to open a bug, and then renamed it --=20 You are receiving this mail because: You are the assignee for the bug.= From nobody Thu Mar 2 10:11:45 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PS6Mj4lnTz3vdfK for ; Thu, 2 Mar 2023 10:11:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4PS6Mj204Gz3wRM for ; 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Thu, 2 Mar 2023 10:11:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 322ABjSq076981 for ; Thu, 2 Mar 2023 10:11:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 322ABjsx076980 for dtrace@FreeBSD.org; Thu, 2 Mar 2023 10:11:45 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 10:11:45 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: 0mp@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: short_desc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 Mateusz Piotrowski <0mp@FreeBSD.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|dtrace_kinst: dtrace |dtrace requires empty |requires empty expression |expression to print |to print anything from |anything from matching |matching search |search --=20 You are receiving this mail because: You are the assignee for the bug.= From nobody Thu Mar 2 14:09:36 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PSCf85SgBz3vrVk for ; 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Thu, 2 Mar 2023 14:09:36 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 14:09:36 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: markj@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 Mark Johnston changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |markj@FreeBSD.org --- Comment #3 from Mark Johnston --- >From what I can see this isn't a bug, but rather a request to change D's grammar to make ' //' equivalent to ' //{}'. This isn't unreasonable, but without a patch or a volunteer to work on this= I'm inclined to close the report. --=20 You are receiving this mail because: You are the assignee for the bug.= From nobody Thu Mar 2 15:42:46 2023 X-Original-To: dtrace@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4PSFjf6SVZz3vxcb for ; Thu, 2 Mar 2023 15:42:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4PSFjf5NlZz4Qv5 for ; Thu, 2 Mar 2023 15:42:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1677771766; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=35Lccv6O60lAc4MlZYh9dsY9ZwE+LI5iXkFmoSowMHE=; b=Hq5vR3BQxaPgN/G9wIAze7f7uF6obLYYwh/0ypGCWSNojHeL5aMK8vsFVumCad/QtgqkCw RA+TwpmU1niNKfow+E378+lHKcT2TNZfaEmXgAYLTjTATXtxJtie0QgetW5L5YxAvtFqeQ gpU5U38Fk52IjvM1Ooy2JY4ZhyVoIwCaer3N5ITiEIRZQdFOGpjQAqhC0W2+3C1SVkmLlR +EvOZ4QgsCpt+2pO1iaCHeI4FFH0ZtaHGVYQTQRtCy2nxFJQ4kQaGfTbBH81WNyVdCQ9pg O6SahrdojrC3l0TpqJ0lhklGfsZqqlfjHHxTy2zRpWjocwrzmYbDrZfOMvDfrQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1677771766; a=rsa-sha256; cv=none; b=N0Zh1jby8mnFqSPVRoRyvvm1RlO5rMa84xh7RSRpJ4ePYPCIVWqNB+DccbrfdNKf2t+NZZ DW3fTecHRbKHfAikd+3JIaBT4akpTzbiWx3kQck2/cnee4ekTffhB2lP18aZERI7ySBFBk 1oF4pSQ8g8LqzLOdUGqSodRVsatDWa9//PF438PQVCMJ0psp3SPH2NJxC1m55Lp9ew7UZ/ OT851HcChHVJwUhc4lCkEloE1Vzr9Zb1rxVRtSpVF84+zsAYpfePx/3gr1VPRWTwxnFRNB 67Irnx4SuYKfHW6C5Ffg+tpMsjK6pff+rrOoJwxFbw4VCaN32UjauEIDzV7NMw== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4PSFjf4TvYzMb2 for ; Thu, 2 Mar 2023 15:42:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 322FgkpP052175 for ; Thu, 2 Mar 2023 15:42:46 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 322FgkaM052174 for dtrace@FreeBSD.org; Thu, 2 Mar 2023 15:42:46 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: dtrace@FreeBSD.org Subject: [Bug 269906] dtrace requires empty expression to print anything from matching search Date: Thu, 02 Mar 2023 15:42:46 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: freebsd@igalic.co X-Bugzilla-Status: Closed X-Bugzilla-Resolution: Overcome By Events X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: dtrace@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: A discussion list for developers working on DTrace in FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-dtrace List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-dtrace@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269906 Mina Gali=C4=87 changed: What |Removed |Added ---------------------------------------------------------------------------- Status|Open |Closed Resolution|--- |Overcome By Events --- Comment #4 from Mina Gali=C4=87 --- =F0=9F=91=8D i have bigger fish to fry, and limited time, so I'm okay with this line of action. but, yeah, basically, doing the thing that awk doesq, or giving a better hi= nt in the error would be cool --=20 You are receiving this mail because: You are the assignee for the bug.=