Revision ce3d90a87776053ec367c0eb083d389e9979c7e9 authored by Linus Torvalds on 21 October 2022, 19:29:52 UTC, committed by Linus Torvalds on 21 October 2022, 19:29:52 UTC
Pull tracing tool update from Steven Rostedt: - Make dot2c generate monitor's automata definition static * tag 'trace-tools-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: rv/dot2c: Make automaton definition static
shuffle.h
// SPDX-License-Identifier: GPL-2.0
// Copyright(c) 2018 Intel Corporation. All rights reserved.
#ifndef _MM_SHUFFLE_H
#define _MM_SHUFFLE_H
#include <linux/jump_label.h>
#define SHUFFLE_ORDER (MAX_ORDER-1)
#ifdef CONFIG_SHUFFLE_PAGE_ALLOCATOR
DECLARE_STATIC_KEY_FALSE(page_alloc_shuffle_key);
extern void __shuffle_free_memory(pg_data_t *pgdat);
extern bool shuffle_pick_tail(void);
static inline void __meminit shuffle_free_memory(pg_data_t *pgdat)
{
if (!static_branch_unlikely(&page_alloc_shuffle_key))
return;
__shuffle_free_memory(pgdat);
}
extern void __shuffle_zone(struct zone *z);
static inline void __meminit shuffle_zone(struct zone *z)
{
if (!static_branch_unlikely(&page_alloc_shuffle_key))
return;
__shuffle_zone(z);
}
static inline bool is_shuffle_order(int order)
{
if (!static_branch_unlikely(&page_alloc_shuffle_key))
return false;
return order >= SHUFFLE_ORDER;
}
#else
static inline bool shuffle_pick_tail(void)
{
return false;
}
static inline void shuffle_free_memory(pg_data_t *pgdat)
{
}
static inline void shuffle_zone(struct zone *z)
{
}
static inline bool is_shuffle_order(int order)
{
return false;
}
#endif
#endif /* _MM_SHUFFLE_H */
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