threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
33 lines
1.0 KiB
C
33 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2016 Facebook
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*/
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#ifndef __PERCPU_FREELIST_H__
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#define __PERCPU_FREELIST_H__
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#include <linux/spinlock.h>
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#include <linux/percpu.h>
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struct pcpu_freelist_head {
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struct pcpu_freelist_node *first;
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raw_spinlock_t lock;
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};
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struct pcpu_freelist {
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struct pcpu_freelist_head __percpu *freelist;
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};
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struct pcpu_freelist_node {
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struct pcpu_freelist_node *next;
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};
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/* pcpu_freelist_* do spin_lock_irqsave. */
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void pcpu_freelist_push(struct pcpu_freelist *, struct pcpu_freelist_node *);
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struct pcpu_freelist_node *pcpu_freelist_pop(struct pcpu_freelist *);
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/* __pcpu_freelist_* do spin_lock only. caller must disable irqs. */
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void __pcpu_freelist_push(struct pcpu_freelist *, struct pcpu_freelist_node *);
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struct pcpu_freelist_node *__pcpu_freelist_pop(struct pcpu_freelist *);
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void pcpu_freelist_populate(struct pcpu_freelist *s, void *buf, u32 elem_size,
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u32 nr_elems);
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int pcpu_freelist_init(struct pcpu_freelist *);
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void pcpu_freelist_destroy(struct pcpu_freelist *s);
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#endif
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