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authorIra Weiny <ira.weiny@intel.com>2020-06-05 02:47:42 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-05 05:06:22 +0300
commit78b6d91ec7bbfc5bcc2dd05bb2cf13c9de1dc7cd (patch)
tree63a7267f0fd2bac5dabc6cfd189cbc9cbd820f6c /arch/sparc/include/asm/highmem.h
parentee9bc5fdf5b6d24875fc55d43d5a0728bc2add21 (diff)
downloadlinux-78b6d91ec7bbfc5bcc2dd05bb2cf13c9de1dc7cd.tar.xz
arch/kmap_atomic: consolidate duplicate code
Every arch has the same code to ensure atomic operations and a check for !HIGHMEM page. Remove the duplicate code by defining a core kmap_atomic() which only calls the arch specific kmap_atomic_high() when the page is high memory. [akpm@linux-foundation.org: coding style fixes] Signed-off-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Andy Lutomirski <luto@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Christian König <christian.koenig@amd.com> Cc: Chris Zankel <chris@zankel.net> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Helge Deller <deller@gmx.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20200507150004.1423069-7-ira.weiny@intel.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc/include/asm/highmem.h')
-rw-r--r--arch/sparc/include/asm/highmem.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h
index 4bdb79fed02c..458210c5bc38 100644
--- a/arch/sparc/include/asm/highmem.h
+++ b/arch/sparc/include/asm/highmem.h
@@ -50,7 +50,6 @@ void kmap_init(void) __init;
#define PKMAP_END (PKMAP_ADDR(LAST_PKMAP))
-void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
#define flush_cache_kmaps() flush_cache_all()