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| author | Ira Weiny <ira.weiny@intel.com> | 2020-06-04 16:47:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-04 19:06:22 -0700 |
| commit | db458d73fa35e256bba90b59a6776810800c8bb6 (patch) | |
| tree | add80979cbf473f5df1d22f32ad6bbb4a50f6729 /arch/sparc | |
| parent | abca2500c0c1b20c3e552f259da4c4a99db3b4d1 (diff) | |
| download | linux-db458d73fa35e256bba90b59a6776810800c8bb6.tar.bz2 | |
arch/kmap: ensure kmap_prot visibility
We want to support kmap_atomic_prot() on all architectures and it makes
sense to define kmap_atomic() to use the default kmap_prot.
So we ensure all arch's have a globally available kmap_prot either as a
define or exported symbol.
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/20200507150004.1423069-9-ira.weiny@intel.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/mm/highmem.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c index 06798ae813b9..02e23a677c58 100644 --- a/arch/sparc/mm/highmem.c +++ b/arch/sparc/mm/highmem.c @@ -33,6 +33,7 @@ #include <asm/vaddrs.h> pgprot_t kmap_prot; +EXPORT_SYMBOL(kmap_prot); static pte_t *kmap_pte; |