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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-12 22:15:17 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-12 22:15:17 +0200
commit02a99ed6207e9a1d787bb360ef97de023c7edf4a (patch)
treef5818df7dd3f3741d02afbdd4271deed48c41f3d /arch/microblaze/include/asm/cacheflush.h
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vap... (diff)
parentmicroblaze: Don't use access_ok for unaligned (diff)
downloadlinux-02a99ed6207e9a1d787bb360ef97de023c7edf4a.tar.xz
linux-02a99ed6207e9a1d787bb360ef97de023c7edf4a.zip
Merge branch 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze
* 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze: (55 commits) microblaze: Don't use access_ok for unaligned microblaze: remove unused flat_stack_align() definition microblaze: Fix problem with early_printk in startup microblaze_mmu_v2: Makefiles microblaze_mmu_v2: Kconfig update microblaze_mmu_v2: stat.h MMU update microblaze_mmu_v2: Elf update microblaze_mmu_v2: Update dma.h for MMU microblaze_mmu_v2: Update cacheflush.h microblaze_mmu_v2: Update signal returning address microblaze_mmu_v2: Traps MMU update microblaze_mmu_v2: Enable fork syscall for MMU and add fork as vfork for noMMU microblaze_mmu_v2: Update linker script for MMU microblaze_mmu_v2: Add MMU related exceptions handling microblaze_mmu_v2: uaccess MMU update microblaze_mmu_v2: Update exception handling - MMU exception microblaze_mmu_v2: entry.S, entry.h microblaze_mmu_v2: Add CURRENT_TASK for entry.S microblaze_mmu_v2: MMU asm offset update microblaze_mmu_v2: Update tlb.h and tlbflush.h ...
Diffstat (limited to 'arch/microblaze/include/asm/cacheflush.h')
-rw-r--r--arch/microblaze/include/asm/cacheflush.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/arch/microblaze/include/asm/cacheflush.h b/arch/microblaze/include/asm/cacheflush.h
index 3300b785049b..f989d6aad648 100644
--- a/arch/microblaze/include/asm/cacheflush.h
+++ b/arch/microblaze/include/asm/cacheflush.h
@@ -1,5 +1,6 @@
/*
- * Copyright (C) 2007 PetaLogix
+ * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
+ * Copyright (C) 2007-2009 PetaLogix
* Copyright (C) 2007 John Williams <john.williams@petalogix.com>
* based on v850 version which was
* Copyright (C) 2001,02,03 NEC Electronics Corporation
@@ -43,6 +44,23 @@
#define flush_icache_range(start, len) __invalidate_icache_range(start, len)
#define flush_icache_page(vma, pg) do { } while (0)
+#ifndef CONFIG_MMU
+# define flush_icache_user_range(start, len) do { } while (0)
+#else
+# define flush_icache_user_range(vma, pg, adr, len) __invalidate_icache_all()
+
+# define flush_page_to_ram(page) do { } while (0)
+
+# define flush_icache() __invalidate_icache_all()
+# define flush_cache_sigtramp(vaddr) \
+ __invalidate_icache_range(vaddr, vaddr + 8)
+
+# define flush_dcache_mmap_lock(mapping) do { } while (0)
+# define flush_dcache_mmap_unlock(mapping) do { } while (0)
+
+# define flush_cache_dup_mm(mm) do { } while (0)
+#endif
+
#define flush_cache_vmap(start, end) do { } while (0)
#define flush_cache_vunmap(start, end) do { } while (0)