forked from mirrors/linux
203b7b6aad
Move the default (no-op) implementation of flush_icache_pages() to <linux/cacheflush.h> from <asm-generic/cacheflush.h>. Remove the flush_icache_page() wrapper from each architecture into <linux/cacheflush.h>. Link: https://lkml.kernel.org/r/20230802151406.3735276-32-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
29 lines
675 B
C
29 lines
675 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_CACHEFLUSH_H
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#define _LINUX_CACHEFLUSH_H
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#include <asm/cacheflush.h>
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struct folio;
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#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
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#ifndef flush_dcache_folio
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void flush_dcache_folio(struct folio *folio);
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#endif
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#else
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static inline void flush_dcache_folio(struct folio *folio)
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{
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}
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#define flush_dcache_folio flush_dcache_folio
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#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */
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#ifndef flush_icache_pages
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static inline void flush_icache_pages(struct vm_area_struct *vma,
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struct page *page, unsigned int nr)
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{
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}
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#endif
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#define flush_icache_page(vma, page) flush_icache_pages(vma, page, 1)
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#endif /* _LINUX_CACHEFLUSH_H */
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