From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp04.in.ibm.com (e28smtp04.in.ibm.com [122.248.162.4]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 8F4111A0CFA for ; Thu, 11 Jun 2015 18:44:03 +1000 (AEST) Received: from /spool/local by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 11 Jun 2015 14:14:00 +0530 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id CAC7C125805C for ; Thu, 11 Jun 2015 14:16:28 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay03.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t5B8hvOk40239244 for ; Thu, 11 Jun 2015 14:13:57 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t5B8ht44016352 for ; Thu, 11 Jun 2015 14:13:56 +0530 From: Madhavan Srinivasan To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, sukadev@linux.vnet.ibm.com, eranian@google.com, khandual@linux.vnet.ibm.com, rusty@rustcorp.com.au, Madhavan Srinivasan Subject: [PATCH 5/8]powerpc/perf: Define big-endian version of perf_mem_data_src Date: Thu, 11 Jun 2015 14:13:34 +0530 Message-Id: <1434012217-9776-6-git-send-email-maddy@linux.vnet.ibm.com> In-Reply-To: <1434012217-9776-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1434012217-9776-1-git-send-email-maddy@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Sukadev Bhattiprolu perf_mem_data_src is an union that is initialized via the ->val field and accessed via the bitmap fields. For this to work on big endian platforms, we also need a big-endian represenation of perf_mem_data_src. Signed-off-by: Sukadev Bhattiprolu Signed-off-by: Madhavan Srinivasan --- include/uapi/linux/perf_event.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 9b79abb..b3f4099 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -747,6 +747,7 @@ enum perf_callchain_context { #define PERF_FLAG_PID_CGROUP (1UL << 2) /* pid=cgroup id, per-cpu mode only */ #define PERF_FLAG_FD_CLOEXEC (1UL << 3) /* O_CLOEXEC */ +#if defined(__LITTLE_ENDIAN_BITFIELD) union perf_mem_data_src { __u64 val; struct { @@ -758,6 +759,21 @@ union perf_mem_data_src { mem_rsvd:31; }; }; +#elif defined(__BIG_ENDIAN_BITFIELD) +union perf_mem_data_src { + __u64 val; + struct { + __u64 mem_rsvd:31, + mem_dtlb:7, /* tlb access */ + mem_lock:2, /* lock instr */ + mem_snoop:5, /* snoop mode */ + mem_lvl:14, /* memory hierarchy level */ + mem_op:5; /* type of opcode */ + }; +}; +#else +#error "Unknown endianness" +#endif /* type of opcode (load/store/prefetch,code) */ #define PERF_MEM_OP_NA 0x01 /* not available */ -- 1.9.1