[PATCH] hpet: update the link

[Michael S. Tsirkin]

Looks like the HPET spec at intel.com got moved.
Update the link.

Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
---
 drivers/char/hpet.c           | 2 +-
 Documentation/timers/hpet.txt | 2 +-
 arch/x86/Kconfig              | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 240b6cf..86c5f4d 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -42,7 +42,7 @@
 /*
  * The High Precision Event Timer driver.
  * This driver is closely modelled after the rtc.c driver.
- * http://www.intel.com/hardwaredesign/hpetspec_1.pdf
+ * http://www.intel.com/content/dam/www/public/us/en/documents/technical-specifications/software-developers-hpet-spec-1-0a.pdf
  */
 #define	HPET_USER_FREQ	(64)
 #define	HPET_DRIFT	(500)
diff --git a/Documentation/timers/hpet.txt b/Documentation/timers/hpet.txt
index 767392f..f24e978 100644
--- a/Documentation/timers/hpet.txt
+++ b/Documentation/timers/hpet.txt
@@ -3,7 +3,7 @@
 The High Precision Event Timer (HPET) hardware follows a specification
 by Intel and Microsoft which can be found at
 
-	http://www.intel.com/hardwaredesign/hpetspec_1.pdf
+http://www.intel.com/content/dam/www/public/us/en/documents/technical-specifications/software-developers-hpet-spec-1-0a.pdf
 
 Each HPET has one fixed-rate counter (at 10+ MHz, hence "High Precision")
 and up to 32 comparators.  Normally three or more comparators are provided,
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 330e738..f47c125 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -779,7 +779,7 @@ config HPET_TIMER
 	  The HPET provides a stable time base on SMP
 	  systems, unlike the TSC, but it is more expensive to access,
 	  as it is off-chip.  You can find the HPET spec at
-	  <http://www.intel.com/hardwaredesign/hpetspec_1.pdf>.
+	  <http://www.intel.com/content/dam/www/public/us/en/documents/technical-specifications/software-developers-hpet-spec-1-0a.pdf>.
 
 	  You can safely choose Y here.  However, HPET will only be
 	  activated if the platform and the BIOS support this feature.
-- 
MST