Commit:     a9c55b3ba8c3552d22155951e661767b3d424053
Parent:     994a65e25df85abc465cfee495557200e8205f9e
Author:     Keshavamurthy, Anil S <[EMAIL PROTECTED]>
AuthorDate: Sun Oct 21 16:41:47 2007 -0700
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Oct 22 08:13:18 2007 -0700

    Intel IOMMU: clflush_cache_range now takes size param
    Introduce the size param for clflush_cache_range().
    Signed-off-by: Anil S Keshavamurthy <[EMAIL PROTECTED]>
    Cc: Andi Kleen <[EMAIL PROTECTED]>
    Cc: Peter Zijlstra <[EMAIL PROTECTED]>
    Cc: Muli Ben-Yehuda <[EMAIL PROTECTED]>
    Cc: "Siddha, Suresh B" <[EMAIL PROTECTED]>
    Cc: Arjan van de Ven <[EMAIL PROTECTED]>
    Cc: Ashok Raj <[EMAIL PROTECTED]>
    Cc: "David S. Miller" <[EMAIL PROTECTED]>
    Cc: Christoph Lameter <[EMAIL PROTECTED]>
    Cc: Thomas Gleixner <[EMAIL PROTECTED]>
    Cc: Ingo Molnar <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
 arch/x86/mm/pageattr_64.c    |    6 +++---
 include/asm-x86/cacheflush.h |    1 +
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/mm/pageattr_64.c b/arch/x86/mm/pageattr_64.c
index c7b7dfe..c40afba 100644
--- a/arch/x86/mm/pageattr_64.c
+++ b/arch/x86/mm/pageattr_64.c
@@ -61,10 +61,10 @@ static struct page *split_large_page(unsigned long address, 
pgprot_t prot,
        return base;
-static void cache_flush_page(void *adr)
+void clflush_cache_range(void *adr, int size)
        int i;
-       for (i = 0; i < PAGE_SIZE; i += boot_cpu_data.x86_clflush_size)
+       for (i = 0; i < size; i += boot_cpu_data.x86_clflush_size)
@@ -80,7 +80,7 @@ static void flush_kernel_map(void *arg)
                asm volatile("wbinvd" ::: "memory");
        else list_for_each_entry(pg, l, lru) {
                void *adr = page_address(pg);
-               cache_flush_page(adr);
+               clflush_cache_range(adr, PAGE_SIZE);
diff --git a/include/asm-x86/cacheflush.h b/include/asm-x86/cacheflush.h
index b3d43de..9411a2d 100644
--- a/include/asm-x86/cacheflush.h
+++ b/include/asm-x86/cacheflush.h
@@ -27,6 +27,7 @@
 void global_flush_tlb(void);
 int change_page_attr(struct page *page, int numpages, pgprot_t prot);
 int change_page_attr_addr(unsigned long addr, int numpages, pgprot_t prot);
+void clflush_cache_range(void *addr, int size);
 /* internal debugging function */
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