cacheflush.h (a1c613ae4c322ddd58d5a8539dbfba2a0380a8c0) cacheflush.h (7a92fc8b4d20680e4c20289a670d8fca2d1f2c1b)
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * arch/arm/include/asm/cacheflush.h
4 *
5 * Copyright (C) 1999-2002 Russell King
6 */
7#ifndef _ASMARM_CACHEFLUSH_H
8#define _ASMARM_CACHEFLUSH_H

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335 else
336 /*
337 * set_pte_at() called from vmap_pte_range() does not
338 * have a DSB after cleaning the cache line.
339 */
340 dsb(ishst);
341}
342
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * arch/arm/include/asm/cacheflush.h
4 *
5 * Copyright (C) 1999-2002 Russell King
6 */
7#ifndef _ASMARM_CACHEFLUSH_H
8#define _ASMARM_CACHEFLUSH_H

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335 else
336 /*
337 * set_pte_at() called from vmap_pte_range() does not
338 * have a DSB after cleaning the cache line.
339 */
340 dsb(ishst);
341}
342
343#define flush_cache_vmap_early(start, end) do { } while (0)
344
343static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
344{
345 if (!cache_is_vipt_nonaliasing())
346 flush_cache_all();
347}
348
349/*
350 * Memory synchronization helpers for mixed cached vs non cached accesses.

--- 124 unchanged lines hidden --- 		345static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
346{
347 if (!cache_is_vipt_nonaliasing())
348 flush_cache_all();
349}
350
351/*
352 * Memory synchronization helpers for mixed cached vs non cached accesses.

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