From: Anton Blanchard <anton@samba.org>
To: akpm@zip.com.au
Cc: linux-kernel@vger.kernel.org, torvalds@transmeta.com
Subject: Fix for recent swap changes on 64 bit archs
Date: Mon, 3 Jun 2002 17:51:09 +1000 [thread overview]
Message-ID: <20020603075108.GA11597@krispykreme> (raw)
This fixes two shift warnings on 64 bit archs.
Anton
diff -urN linux-2.5_ppc64/include/linux/swapops.h linux-2.5_work/include/linux/swapops.h
--- linux-2.5_ppc64/include/linux/swapops.h Mon Jun 3 17:36:21 2002
+++ linux-2.5_work/include/linux/swapops.h Mon Jun 3 16:50:02 2002
@@ -10,7 +10,7 @@
* swp_entry_t's are *never* stored anywhere in their arch-dependent format.
*/
#define SWP_TYPE_SHIFT(e) (sizeof(e.val) * 8 - MAX_SWAPFILES_SHIFT)
-#define SWP_OFFSET_MASK(e) ((1 << SWP_TYPE_SHIFT(e)) - 1)
+#define SWP_OFFSET_MASK(e) ((1UL << SWP_TYPE_SHIFT(e)) - 1)
/*
* Store a type+offset into a swp_entry_t in an arch-independent format
@@ -19,7 +19,7 @@
{
swp_entry_t ret;
- ret.val = (type << SWP_TYPE_SHIFT(ret)) |
+ ret.val = ((unsigned long)type << SWP_TYPE_SHIFT(ret)) |
(offset & SWP_OFFSET_MASK(ret));
return ret;
}
reply other threads:[~2002-06-03 7:53 UTC|newest]
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