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author | Sam Ravnborg <sam@ravnborg.org> | 2012-07-26 11:02:17 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2012-07-26 23:46:15 (GMT) |
commit | 5bbeed12bdc3eaebe963cda2bf8039c37cbe2235 (patch) | |
tree | d88107f8253a064a104ef78b2ca592a614cb14ac /arch | |
parent | 881e02d298451e1788669662e72ccfd69859dae5 (diff) | |
download | linux-fsl-qoriq-5bbeed12bdc3eaebe963cda2bf8039c37cbe2235.tar.xz |
sparc32: drop unused kmap_atomic_to_page
No users left of this function - drop it.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc/include/asm/highmem.h | 1 | ||||
-rw-r--r-- | arch/sparc/mm/highmem.c | 18 |
2 files changed, 0 insertions, 19 deletions
diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h index 3b6e00d..a31b2a1 100644 --- a/arch/sparc/include/asm/highmem.h +++ b/arch/sparc/include/asm/highmem.h @@ -72,7 +72,6 @@ static inline void kunmap(struct page *page) extern void *kmap_atomic(struct page *page); extern void __kunmap_atomic(void *kvaddr); -extern struct page *kmap_atomic_to_page(void *vaddr); #define flush_cache_kmaps() flush_cache_all() diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c index 055c66c..856432a 100644 --- a/arch/sparc/mm/highmem.c +++ b/arch/sparc/mm/highmem.c @@ -110,21 +110,3 @@ void __kunmap_atomic(void *kvaddr) pagefault_enable(); } EXPORT_SYMBOL(__kunmap_atomic); - -/* We may be fed a pagetable here by ptep_to_xxx and others. */ -struct page *kmap_atomic_to_page(void *ptr) -{ - unsigned long idx, vaddr = (unsigned long)ptr; - pte_t *pte; - - if (vaddr < SRMMU_NOCACHE_VADDR) - return virt_to_page(ptr); - if (vaddr < PKMAP_BASE) - return pfn_to_page(__nocache_pa(vaddr) >> PAGE_SHIFT); - BUG_ON(vaddr < FIXADDR_START); - BUG_ON(vaddr > FIXADDR_TOP); - - idx = virt_to_fix(vaddr); - pte = kmap_pte - (idx - FIX_KMAP_BEGIN); - return pte_page(*pte); -} |