From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58494C433EF for ; Thu, 18 Nov 2021 13:14:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 39AF461AE2 for ; Thu, 18 Nov 2021 13:14:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230146AbhKRNRt (ORCPT ); Thu, 18 Nov 2021 08:17:49 -0500 Received: from mail.kernel.org ([198.145.29.99]:56466 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229461AbhKRNRs (ORCPT ); Thu, 18 Nov 2021 08:17:48 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 26486615A4; Thu, 18 Nov 2021 13:14:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637241288; bh=pTcJU8CLw9tYli7PCfSZBvemce1fIuhhD1AKOiyQnYU=; h=Date:From:To:Cc:Subject:From; b=GfsO53Kd9ftllE+E0+wyqwuy9sEnNxb/gIhlMkei/ppnbagjcc7aLhE4aQJE4oNbC TtrWNXcc32q7XeufM7VRGvPsjoAL3Sj1YBvbHL2qekundYwNUXw04HVw1Km4Bgqgy1 MuFaUh59WIVrl2FD72DYsBfeGgAN4rEQEHYiZRmsX2XIGFkN3XwG+/jmMWEOrD0H2Y 8WjIWu3KrwPPaG4EKFZyPuGN03cQ1qWNXtGvDf1pIUU+F4htfuuj03VmdWL1ynxPrT Jrp2fwrDlccKU83TO96H7aEDJGCHQHWn7DaqwtHrDEBVFwHfGOfqD+LqlWtsmnc1bz J7Q8wx2f6MMJQ== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 2931C4088E; Thu, 18 Nov 2021 10:14:46 -0300 (-03) Date: Thu, 18 Nov 2021 10:14:46 -0300 From: Arnaldo Carvalho de Melo To: Wang Haojun Cc: Thomas Bogendoerfer , Adrian Hunter , Jiri Olsa , Namhyung Kim , Linux Kernel Mailing List , linux-perf-users@vger.kernel.org Subject: [FYI][PATCH 1/1] tools headers UAPI: Sync MIPS syscall table file changed by new futex_waitv syscall Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To pick the changes in these csets: b3ff2881ba18b852 ("MIPS: syscalls: Wire up futex_waitv syscall") That add support for this new syscall in tools such as 'perf trace'. For instance, this is now possible (adapted from the x86_64 test output): # perf trace -e futex_waitv ^C# # perf trace -v -e futex_waitv event qualifier tracepoint filter: (common_pid != 807333 && common_pid != 3564) && (id == 449) ^C# # perf trace -v -e futex* --max-events 10 event qualifier tracepoint filter: (common_pid != 812168 && common_pid != 3564) && (id == 202 || id == 449) mmap size 528384B ? ( ): Timer/219310 ... [continued]: futex()) = -1 ETIMEDOUT (Connection timed out) 0.012 ( 0.002 ms): Timer/219310 futex(uaddr: 0x7fd0b152d3c8, op: WAKE|PRIVATE_FLAG, val: 1) = 0 0.024 ( 0.060 ms): Timer/219310 futex(uaddr: 0x7fd0b152d420, op: WAIT_BITSET|PRIVATE_FLAG, utime: 0x7fd0b1657840, val3: MATCH_ANY) = 0 0.086 ( 0.001 ms): Timer/219310 futex(uaddr: 0x7fd0b152d3c8, op: WAKE|PRIVATE_FLAG, val: 1) = 0 0.088 ( ): Timer/219310 futex(uaddr: 0x7fd0b152d424, op: WAIT_BITSET|PRIVATE_FLAG, utime: 0x7fd0b1657840, val3: MATCH_ANY) ... 0.075 ( 0.005 ms): Web Content/219299 futex(uaddr: 0x7fd0b152d420, op: WAKE|PRIVATE_FLAG, val: 1) = 1 0.169 ( 0.004 ms): Web Content/219299 futex(uaddr: 0x7fd0b152d424, op: WAKE|PRIVATE_FLAG, val: 1) = 1 0.088 ( 0.089 ms): Timer/219310 ... [continued]: futex()) = 0 0.179 ( 0.001 ms): Timer/219310 futex(uaddr: 0x7fd0b152d3c8, op: WAKE|PRIVATE_FLAG, val: 1) = 0 0.181 ( ): Timer/219310 futex(uaddr: 0x7fd0b152d420, op: WAIT_BITSET|PRIVATE_FLAG, utime: 0x7fd0b1657840, val3: MATCH_ANY) ... # That is the filter expression attached to the raw_syscalls:sys_{enter,exit} tracepoints. $ grep futex_waitv tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl 449 n64 futex_waitv sys_futex_waitv $ This addresses these perf build warnings: Warning: Kernel ABI header at 'tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl' differs from latest version at 'arch/mips/kernel/syscalls/syscall_n64.tbl' diff -u tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl arch/mips/kernel/syscalls/syscall_n64.tbl Cc: Thomas Bogendoerfer Cc: Wang Haojun Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl b/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl index 1ca7bc337932bcae..e2c481fcede6bd11 100644 --- a/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl +++ b/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl @@ -363,3 +363,4 @@ 446 n64 landlock_restrict_self sys_landlock_restrict_self # 447 reserved for memfd_secret 448 n64 process_mrelease sys_process_mrelease +449 n64 futex_waitv sys_futex_waitv -- 2.31.1