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Date:	Mon, 26 Mar 2012 19:45:56 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Cc:	Hillf Danton <dhillf@...il.com>, Dan Smith <danms@...ibm.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, Paul Turner <pjt@...gle.com>,
	Suresh Siddha <suresh.b.siddha@...el.com>,
	Mike Galbraith <efault@....de>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Bharata B Rao <bharata.rao@...il.com>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>
Subject: [PATCH 09/39] autonuma: define the autonuma flags

These flags are the ones tweaked through sysfs, they control the
behavior of autonuma, from enabling disabling it, to selecting various
runtime options.

Signed-off-by: Andrea Arcangeli <aarcange@...hat.com>
---
 include/linux/autonuma_flags.h |   62 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 62 insertions(+), 0 deletions(-)
 create mode 100644 include/linux/autonuma_flags.h

diff --git a/include/linux/autonuma_flags.h b/include/linux/autonuma_flags.h
new file mode 100644
index 0000000..9c702fd
--- /dev/null
+++ b/include/linux/autonuma_flags.h
@@ -0,0 +1,62 @@
+#ifndef _LINUX_AUTONUMA_FLAGS_H
+#define _LINUX_AUTONUMA_FLAGS_H
+
+enum autonuma_flag {
+	AUTONUMA_FLAG,
+	AUTONUMA_IMPOSSIBLE,
+	AUTONUMA_DEBUG_FLAG,
+	AUTONUMA_SCHED_LOAD_BALANCE_STRICT_FLAG,
+	AUTONUMA_SCHED_CLONE_RESET_FLAG,
+	AUTONUMA_SCHED_FORK_RESET_FLAG,
+	AUTONUMA_SCAN_PMD_FLAG,
+	AUTONUMA_SCAN_USE_WORKING_SET_FLAG,
+	AUTONUMA_MIGRATE_DEFER_FLAG,
+};
+
+extern unsigned long autonuma_flags;
+
+static bool inline autonuma_enabled(void)
+{
+	return !!test_bit(AUTONUMA_FLAG, &autonuma_flags);
+}
+
+static bool inline autonuma_debug(void)
+{
+	return !!test_bit(AUTONUMA_DEBUG_FLAG, &autonuma_flags);
+}
+
+static bool inline autonuma_sched_load_balance_strict(void)
+{
+	return !!test_bit(AUTONUMA_SCHED_LOAD_BALANCE_STRICT_FLAG,
+			  &autonuma_flags);
+}
+
+static bool inline autonuma_sched_clone_reset(void)
+{
+	return !!test_bit(AUTONUMA_SCHED_CLONE_RESET_FLAG,
+			  &autonuma_flags);
+}
+
+static bool inline autonuma_sched_fork_reset(void)
+{
+	return !!test_bit(AUTONUMA_SCHED_FORK_RESET_FLAG,
+			  &autonuma_flags);
+}
+
+static bool inline autonuma_scan_pmd(void)
+{
+	return !!test_bit(AUTONUMA_SCAN_PMD_FLAG, &autonuma_flags);
+}
+
+static bool inline autonuma_scan_use_working_set(void)
+{
+	return !!test_bit(AUTONUMA_SCAN_USE_WORKING_SET_FLAG,
+			  &autonuma_flags);
+}
+
+static bool inline autonuma_migrate_defer(void)
+{
+	return !!test_bit(AUTONUMA_MIGRATE_DEFER_FLAG, &autonuma_flags);
+}
+
+#endif /* _LINUX_AUTONUMA_FLAGS_H */
--
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