From: Andrew Morton <akpm@osdl.org>
Date: Tue, 12 Jul 2005 20:58:19 +0000 (-0700)
Subject: [PATCH] alpha: pgprot_uncached() comment
X-Git-Url: http://git.mmlx.us/?a=commitdiff_plain;h=138d402793b84dc47bf13b0a6636d26c880d746e;p=linux-edison.git

[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>
---

diff --git a/include/asm-alpha/pgtable.h b/include/asm-alpha/pgtable.h
index e139463d9a0..22b53e369f5 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)
 
 /*