From owner-dev-commits-src-main@freebsd.org Tue Jun 15 23:55:20 2021 Return-Path: Delivered-To: dev-commits-src-main@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E18A2656664; Tue, 15 Jun 2021 23:55:20 +0000 (UTC) (envelope-from git@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 4G4QDS5Skgz3rB9; Tue, 15 Jun 2021 23:55:20 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 A36AD11C27; Tue, 15 Jun 2021 23:55:20 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 15FNtKEG086745; Tue, 15 Jun 2021 23:55:20 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 15FNtKK4086744; Tue, 15 Jun 2021 23:55:20 GMT (envelope-from git) Date: Tue, 15 Jun 2021 23:55:20 GMT Message-Id: <202106152355.15FNtKK4086744@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Konstantin Belousov Subject: git: 870e197d52c1 - main - Add quirks for Linux ABI signals handling MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 870e197d52c1cb8c3ed6d04ddae34dcae57cb657 Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-main@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for the main branch of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Jun 2021 23:55:21 -0000 The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=870e197d52c1cb8c3ed6d04ddae34dcae57cb657 commit 870e197d52c1cb8c3ed6d04ddae34dcae57cb657 Author: Konstantin Belousov AuthorDate: 2021-06-05 18:18:21 +0000 Commit: Konstantin Belousov CommitDate: 2021-06-15 23:01:35 +0000 Add quirks for Linux ABI signals handling Require queueing of the signals with default action, and disable dequeueing SIGCHLD on wait for live process. Reported and tested by: dchagin Reviewed by: dchagin, markj Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D30675 --- sys/amd64/linux/linux_sysvec.c | 3 ++- sys/amd64/linux32/linux32_sysvec.c | 3 ++- sys/arm64/linux/linux_sysvec.c | 3 ++- sys/i386/linux/linux_sysvec.c | 6 ++++-- 4 files changed, 10 insertions(+), 5 deletions(-) diff --git a/sys/amd64/linux/linux_sysvec.c b/sys/amd64/linux/linux_sysvec.c index 3eab9126f192..66e9fec46e60 100644 --- a/sys/amd64/linux/linux_sysvec.c +++ b/sys/amd64/linux/linux_sysvec.c @@ -752,7 +752,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP | SV_SIG_DISCIGN | + SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c index b950c00eba1d..4b492c110556 100644 --- a/sys/amd64/linux32/linux32_sysvec.c +++ b/sys/amd64/linux32/linux32_sysvec.c @@ -919,7 +919,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = linux32_fixlimit, .sv_maxssiz = &linux32_maxssiz, - .sv_flags = SV_ABI_LINUX | SV_ILP32 | SV_IA32 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_ILP32 | SV_IA32 | SV_SHP | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux32_set_syscall_retval, .sv_fetch_syscall_args = linux32_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/arm64/linux/linux_sysvec.c b/sys/arm64/linux/linux_sysvec.c index 57abdc6fd691..177f582ce11f 100644 --- a/sys/arm64/linux/linux_sysvec.c +++ b/sys/arm64/linux/linux_sysvec.c @@ -429,7 +429,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP | SV_SIG_DISCIGN | + SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c index 9cc1a723ab55..c94f0824edca 100644 --- a/sys/i386/linux/linux_sysvec.c +++ b/sys/i386/linux/linux_sysvec.c @@ -859,7 +859,8 @@ struct sysentvec linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_AOUT | SV_IA32 | SV_ILP32, + .sv_flags = SV_ABI_LINUX | SV_AOUT | SV_IA32 | SV_ILP32 | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, @@ -897,7 +898,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_IA32 | SV_ILP32 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_IA32 | SV_ILP32 | SV_SHP | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL,