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authorTony Luck <tony.luck@intel.com>2005-06-15 14:06:48 -0700
committerTony Luck <tony.luck@intel.com>2005-06-15 14:06:48 -0700
commitf2cbb4f01936a3e4225692e03b084b78c56d386d (patch)
treef89f3d8baa250589a38a4dd2df56f84cddae3c76 /arch/um/sys-x86_64/delay.c
parent325a479c4c110db278ef3361460a48c4093252cc (diff)
parent1016888fb69662936b32ab767c7419a3be9a69d3 (diff)
Auto merge with /home/aegl/GIT/linus
Diffstat (limited to 'arch/um/sys-x86_64/delay.c')
-rw-r--r--arch/um/sys-x86_64/delay.c39
1 files changed, 27 insertions, 12 deletions
diff --git a/arch/um/sys-x86_64/delay.c b/arch/um/sys-x86_64/delay.c
index f3b5187942b..137f4446b43 100644
--- a/arch/um/sys-x86_64/delay.c
+++ b/arch/um/sys-x86_64/delay.c
@@ -5,22 +5,37 @@
* Licensed under the GPL
*/
-#include "asm/processor.h"
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <asm/processor.h>
+#include <asm/param.h>
void __delay(unsigned long loops)
{
unsigned long i;
- for(i = 0; i < loops; i++) ;
+ for(i = 0; i < loops; i++)
+ cpu_relax();
}
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
+void __udelay(unsigned long usecs)
+{
+ unsigned long i, n;
+
+ n = (loops_per_jiffy * HZ * usecs) / MILLION;
+ for(i=0;i<n;i++)
+ cpu_relax();
+}
+
+EXPORT_SYMBOL(__udelay);
+
+void __const_udelay(unsigned long usecs)
+{
+ unsigned long i, n;
+
+ n = (loops_per_jiffy * HZ * usecs) / MILLION;
+ for(i=0;i<n;i++)
+ cpu_relax();
+}
+
+EXPORT_SYMBOL(__const_udelay);