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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D45FFC433F5 for ; Thu, 25 Nov 2021 20:44:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357061AbhKYUrv (ORCPT ); Thu, 25 Nov 2021 15:47:51 -0500 Received: from mail.kernel.org ([198.145.29.99]:48324 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237436AbhKYUpt (ORCPT ); Thu, 25 Nov 2021 15:45:49 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id B342B6104F; Thu, 25 Nov 2021 20:42:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637872957; bh=amR8tb2SzcBDz8KxsW8hK2Vsnwqpnwq5zTmXgdQLQMc=; h=Date:From:To:Cc:Subject:From; b=PMg013MclxOrO0oPRBTgymV3fYnPG8IhfzcGwl+0saRahwX2HYXuUQJwBxvGpD14G NdDXHB6bWbbhQKoCzGbq2sqIGYTE9UxDjCem5QReAK74X0pXACRCd81dhLh7TjwciI 6YuuPC/OcqAfFVnldTquP2O+jSrS2ZaDMW6Gom7LFxlWy08P5SwTU3VivQrlFzDAcD CPPNk0Ab/wUAwCCsqvAhWdOsNdK5xOD017seR2KM+d9GSsdkMKUf3nVQjJfj1StQNv Tp0P4FGGoWKCjKra8JLZ5J1TmgkdN9Na3hE3HSfnvrA7e0IqowKnVzXKBdMY5CBHLg xF1Fet1c1Mr/A== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 18B0540002; Thu, 25 Nov 2021 17:42:33 -0300 (-03) Date: Thu, 25 Nov 2021 17:42:33 -0300 From: Arnaldo Carvalho de Melo To: =?iso-8859-1?Q?Andr=E9?= Almeida Cc: Arnd Bergmann , Linux Kernel Mailing List , linux-perf-users@vger.kernel.org, Adrian Hunter , Jiri Olsa , Namhyung Kim Subject: [FYI][PATCH 1/1] tools headers UAPI: Sync powerpc syscall table file changed by new futex_waitv syscall Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To pick the changes in this cset: a0eb2da92b715d0c ("futex: Wireup 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 == 221 || 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 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl 221 32 futex sys_futex_time32 221 64 futex sys_futex 221 spu futex sys_futex 422 32 futex_time64 sys_futex sys_futex 449 common futex_waitv sys_futex_waitv $ This addresses this perf build warnings: Warning: Kernel ABI header at 'tools/perf/arch/s390/entry/syscalls/syscall.tbl' differs from latest version at 'arch/s390/kernel/syscalls/syscall.tbl' diff -u tools/perf/arch/s390/entry/syscalls/syscall.tbl arch/s390/kernel/syscalls/syscall.tbl Cc: André Almeida Cc: Arnd Bergmann Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/arch/powerpc/entry/syscalls/syscall.tbl | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl index 7bef917cc84e6499..15109af9d0754d5f 100644 --- a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl +++ b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl @@ -528,3 +528,4 @@ 446 common landlock_restrict_self sys_landlock_restrict_self # 447 reserved for memfd_secret 448 common process_mrelease sys_process_mrelease +449 common futex_waitv sys_futex_waitv -- 2.31.1