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authorGreg Kroah-Hartman <[email protected]>2021-12-06 09:32:47 +0100
committerGreg Kroah-Hartman <[email protected]>2021-12-06 09:32:47 +0100
commitf5bced9f34355d2b12779eebdf2634cb27c18cff (patch)
treed636906d3aeb78eecc48b6d1e5d0b44b58cd8016 /include/linux/cacheflush.h
parent13a5fad39a7b781c21d9528bcf52a5f5babafe99 (diff)
parent0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff)
Merge 5.16-rc4 into tty-next
We need the tty/serial driver fixes in here as well. Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'include/linux/cacheflush.h')
-rw-r--r--include/linux/cacheflush.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/cacheflush.h b/include/linux/cacheflush.h
new file mode 100644
index 000000000000..fef8b607f97e
--- /dev/null
+++ b/include/linux/cacheflush.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_CACHEFLUSH_H
+#define _LINUX_CACHEFLUSH_H
+
+#include <asm/cacheflush.h>
+
+#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
+#ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
+void flush_dcache_folio(struct folio *folio);
+#endif
+#else
+static inline void flush_dcache_folio(struct folio *folio)
+{
+}
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO 0
+#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */
+
+#endif /* _LINUX_CACHEFLUSH_H */