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authorStephen Rothwell <sfr@canb.auug.org.au>2020-06-25 20:30:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-26 00:27:37 -0700
commit8dbdd5049cfa8f8848711ba83c9bbf67e08f5b2d (patch)
tree4cd1cbadef788fb5f3ab476a1d01e096f9e85e3a
parent9449c9cb420b249eb6d7dad3953e4686443d7bd9 (diff)
downloadlinux-8dbdd5049cfa8f8848711ba83c9bbf67e08f5b2d.tar.gz
make asm-generic/cacheflush.h more standalone
Some s390 builds get these warnings: include/asm-generic/cacheflush.h:16:42: warning: 'struct mm_struct' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:22:46: warning: 'struct mm_struct' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:28:45: warning: 'struct vm_area_struct' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:36:44: warning: 'struct vm_area_struct' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:44:45: warning: 'struct page' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:52:50: warning: 'struct address_space' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:58:52: warning: 'struct address_space' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:75:17: warning: 'struct page' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:74:45: warning: 'struct vm_area_struct' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:82:16: warning: 'struct page' declared inside parameter list will not be visible outside of this definition or declaration include/asm-generic/cacheflush.h:81:50: warning: 'struct vm_area_struct' declared inside parameter list will not be visible outside of this definition or declaration Forward declare the named structs to get rid of these. Link: http://lkml.kernel.org/r/20200623135714.4dae4b8a@canb.auug.org.au Fixes: e0cf615d725c ("asm-generic: don't include <linux/mm.h> in cacheflush.h") Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: Christoph Hellwig <hch@lst.de> Acked-by: Arnd Bergmann <arnd@arndb.de> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/asm-generic/cacheflush.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 907fa5d164944..4a674db4e1fa5 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -2,6 +2,11 @@
#ifndef _ASM_GENERIC_CACHEFLUSH_H
#define _ASM_GENERIC_CACHEFLUSH_H
+struct mm_struct;
+struct vm_area_struct;
+struct page;
+struct address_space;
+
/*
* The cache doesn't need to be flushed when TLB entries change when
* the cache is mapped to physical memory, not virtual memory