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authorMatthew Wilcox (Oracle) <willy@infradead.org>2023-08-02 16:13:59 +0100
committerAndrew Morton <akpm@linux-foundation.org>2023-08-24 16:20:25 -0700
commit203b7b6aad6769a43987deb81c35456de8bb16c7 (patch)
tree0c1ed92ed1e993bdb1e07eb4246835f656987a8f /arch/arc
parent29269ad90bed55a9ece007a7ece53f4505df3781 (diff)
mm: rationalise flush_icache_pages() and flush_icache_page()
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>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/include/asm/cacheflush.h9
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h
index 04f65f588510..bd5b1a9a0544 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -18,15 +18,6 @@
#include <linux/mm.h>
#include <asm/shmparam.h>
-/*
- * Semantically we need this because icache doesn't snoop dcache/dma.
- * However ARC Cache flush requires paddr as well as vaddr, latter not available
- * in the flush_icache_page() API. So we no-op it but do the equivalent work
- * in update_mmu_cache()
- */
-#define flush_icache_page(vma, page)
-#define flush_icache_pages(vma, page, nr)
-
void flush_cache_all(void);
void flush_icache_range(unsigned long kstart, unsigned long kend);