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authorAndrew Morton <akpm@osdl.org>2005-07-12 13:58:19 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-12 16:01:00 -0700
commit138d402793b84dc47bf13b0a6636d26c880d746e (patch)
treec953524b1b22f65bf61de2292604705dea8162a5 /include/asm-alpha
parent082ff0a9991dcea958785115fbba6dddd0dc280a (diff)
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[PATCH] alpha: pgprot_uncached() comment
Cc: Richard Henderson <rth@twiddle.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-alpha')
-rw-r--r--include/asm-alpha/pgtable.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-alpha/pgtable.h b/include/asm-alpha/pgtable.h
index e139463..22b53e3 100644
--- a/include/asm-alpha/pgtable.h
+++ b/include/asm-alpha/pgtable.h
@@ -132,6 +132,10 @@
#define __S110 _PAGE_S(0)
#define __S111 _PAGE_S(0)
+/*
+ * pgprot_noncached() is only for infiniband pci support, and a real
+ * implementation for RAM would be more complicated.
+ */
#define pgprot_noncached(prot) (prot)
/*
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