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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2006-09-02 00:43:07 +0900
committerRalf Baechle <ralf@linux-mips.org>2006-10-01 23:16:58 +0100
commitc59a0f15be6e586aa0fe1fb5c7f740005c36ec56 (patch)
tree868306f72db9b8113345b2d1eb810323805ca0c3 /arch/mips/mm/c-sb1.c
parent1a6183f2e6f0fa2d1898f0228559df15a89a1ffe (diff)
[MIPS] Remove __flush_icache_page
__flash_icache_page is unused, so kill it. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm/c-sb1.c')
-rw-r--r--arch/mips/mm/c-sb1.c61
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/mips/mm/c-sb1.c b/arch/mips/mm/c-sb1.c
index 16bad7c0a63..5537558f19f 100644
--- a/arch/mips/mm/c-sb1.c
+++ b/arch/mips/mm/c-sb1.c
@@ -307,66 +307,6 @@ void sb1_flush_icache_range(unsigned long start, unsigned long end)
#endif
/*
- * Flush the icache for a given physical page. Need to writeback the
- * dcache first, then invalidate the icache. If the page isn't
- * executable, nothing is required.
- */
-static void local_sb1_flush_icache_page(struct vm_area_struct *vma,
- struct page *page)
-{
- unsigned long start;
- int cpu = smp_processor_id();
-
-#ifndef CONFIG_SMP
- if (!(vma->vm_flags & VM_EXEC))
- return;
-#endif
-
- /* Need to writeback any dirty data for that page, we have the PA */
- start = (unsigned long)(page-mem_map) << PAGE_SHIFT;
- __sb1_writeback_inv_dcache_phys_range(start, start + PAGE_SIZE);
- /*
- * If there's a context, bump the ASID (cheaper than a flush,
- * since we don't know VAs!)
- */
- if (vma->vm_mm == current->active_mm) {
- if (cpu_context(cpu, vma->vm_mm) != 0)
- drop_mmu_context(vma->vm_mm, cpu);
- } else
- __sb1_flush_icache_range(start, start + PAGE_SIZE);
-
-}
-
-#ifdef CONFIG_SMP
-struct flush_icache_page_args {
- struct vm_area_struct *vma;
- struct page *page;
-};
-
-static void sb1_flush_icache_page_ipi(void *info)
-{
- struct flush_icache_page_args *args = info;
- local_sb1_flush_icache_page(args->vma, args->page);
-}
-
-/* Dirty dcache could be on another CPU, so do the IPIs */
-static void sb1_flush_icache_page(struct vm_area_struct *vma,
- struct page *page)
-{
- struct flush_icache_page_args args;
-
- if (!(vma->vm_flags & VM_EXEC))
- return;
- args.vma = vma;
- args.page = page;
- on_each_cpu(sb1_flush_icache_page_ipi, (void *) &args, 1, 1);
-}
-#else
-void sb1_flush_icache_page(struct vm_area_struct *vma, struct page *page)
- __attribute__((alias("local_sb1_flush_icache_page")));
-#endif
-
-/*
* A signal trampoline must fit into a single cacheline.
*/
static void local_sb1_flush_cache_sigtramp(unsigned long addr)
@@ -526,7 +466,6 @@ void sb1_cache_init(void)
/* These routines are for Icache coherence with the Dcache */
flush_icache_range = sb1_flush_icache_range;
- __flush_icache_page = sb1_flush_icache_page;
flush_icache_all = __sb1_flush_icache_all; /* local only */
/* This implies an Icache flush too, so can't be nop'ed */