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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: Clark Williams <williams@redhat.com>,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	David Ahern <dsahern@gmail.com>, Jiri Olsa <jolsa@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Wang Nan <wangnan0@huawei.com>
Subject: [PATCH 09/18] tools include compiler-gcc: Add __pure attribute helper
Date: Sat, 19 May 2018 07:54:58 -0300	[thread overview]
Message-ID: <20180519105507.16450-10-acme@kernel.org> (raw)
In-Reply-To: <20180519105507.16450-1-acme@kernel.org>

From: Arnaldo Carvalho de Melo <acme@redhat.com>

Adopt it from the kernel sources, will be used soon.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-oubheiqj8edo5rzewt11cbn0@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/include/linux/compiler-gcc.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index a3a4427441bf..70fe61295733 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -21,6 +21,9 @@
 /* &a[0] degrades to a pointer: a different type from an array */
 #define __must_be_array(a)	BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
 
+#ifndef __pure
+#define  __pure		__attribute__((pure))
+#endif
 #define  noinline	__attribute__((noinline))
 #ifndef __packed
 #define __packed	__attribute__((packed))
-- 
2.14.3

  parent reply	other threads:[~2018-05-19 10:54 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-19 10:54 [GIT PULL 00/18] perf/core improvements and fixes Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 01/18] perf config: Call perf_config__init() lazily Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 02/18] tools lib api: The tracing_mnt variable doesn't need to be global Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 03/18] tools lib api: Unexport 'tracing_path' variable Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 04/18] tools lib api fs tracing_path: Introduce get/put_events_file() helpers Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 05/18] perf tools: Reuse the path to the tracepoint /events/ directory Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 06/18] perf parse-events: Use get/put_events_file() Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 07/18] tools lib api fs tracing_path: Introduce opendir() method Arnaldo Carvalho de Melo
2018-05-19 10:54 ` [PATCH 08/18] tools lib api fs tracing_path: Make tracing_events_path private Arnaldo Carvalho de Melo
2018-05-19 10:54 ` Arnaldo Carvalho de Melo [this message]
2018-05-19 10:54 ` [PATCH 10/18] perf tools: Read the cache line size lazily Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 11/18] perf tools: No need to unconditionally read the max_stack sysctls Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 12/18] perf script: Show virtual addresses instead of offsets Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 13/18] perf script: Show symbol offsets by default Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 14/18] perf annotate: Record the min/max cycles Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 15/18] perf annotate: Create hotkey 'c' to show " Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 16/18] perf bpf: Fixup include and examples install messages Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 17/18] perf machine: Add machine__is() to identify machine arch Arnaldo Carvalho de Melo
2018-05-19 10:55 ` [PATCH 18/18] perf tools: Fix kernel_start for PTI on x86 Arnaldo Carvalho de Melo
2018-05-19 11:33 ` [GIT PULL 00/18] perf/core improvements and fixes Ingo Molnar

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