From owner-svn-src-stable@freebsd.org Sat Jan 9 17:07:18 2016 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AFCC5A6885F; Sat, 9 Jan 2016 17:07:18 +0000 (UTC) (envelope-from dchagin@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8AF481594; Sat, 9 Jan 2016 17:07:18 +0000 (UTC) (envelope-from dchagin@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u09H7HGf051569; Sat, 9 Jan 2016 17:07:17 GMT (envelope-from dchagin@FreeBSD.org) Received: (from dchagin@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u09H7HGn051567; Sat, 9 Jan 2016 17:07:17 GMT (envelope-from dchagin@FreeBSD.org) Message-Id: <201601091707.u09H7HGn051567@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: dchagin set sender to dchagin@FreeBSD.org using -f From: Dmitry Chagin Date: Sat, 9 Jan 2016 17:07:17 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r293562 - stable/10/sys/compat/linux X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Jan 2016 17:07:18 -0000 Author: dchagin Date: Sat Jan 9 17:07:17 2016 New Revision: 293562 URL: https://svnweb.freebsd.org/changeset/base/293562 Log: MFC r283460: Print out unsupported futex operation message only once for the process. Modified: stable/10/sys/compat/linux/linux_emul.h stable/10/sys/compat/linux/linux_futex.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/compat/linux/linux_emul.h ============================================================================== --- stable/10/sys/compat/linux/linux_emul.h Sat Jan 9 17:06:21 2016 (r293561) +++ stable/10/sys/compat/linux/linux_emul.h Sat Jan 9 17:07:17 2016 (r293562) @@ -61,6 +61,7 @@ int linux_common_execve(struct thread *, #define LINUX_XDEPR_REQUEUEOP 0x00000001 /* uses deprecated futex REQUEUE op*/ #define LINUX_XUNSUP_EPOLL 0x00000002 /* unsupported epoll events */ +#define LINUX_XUNSUP_FUTEXPIOP 0x00000004 /* uses unsupported pi futex */ struct linux_pemuldata { uint32_t flags; /* process emuldata flags */ Modified: stable/10/sys/compat/linux/linux_futex.c ============================================================================== --- stable/10/sys/compat/linux/linux_futex.c Sat Jan 9 17:06:21 2016 (r293561) +++ stable/10/sys/compat/linux/linux_futex.c Sat Jan 9 17:07:17 2016 (r293562) @@ -937,29 +937,43 @@ linux_sys_futex(struct thread *td, struc case LINUX_FUTEX_LOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_LOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, unimplemented_lock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_lock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_UNLOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_UNLOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, unimplemented_unlock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_unlock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_TRYLOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_TRYLOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_trylock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_trylock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); @@ -986,21 +1000,29 @@ linux_sys_futex(struct thread *td, struc case LINUX_FUTEX_WAIT_REQUEUE_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op FUTEX_WAIT_REQUEUE_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_wait_requeue_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_wait_requeue_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_CMP_REQUEUE_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_CMP_REQUEUE_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_cmp_requeue_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_cmp_requeue_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS);