From 732f374ba50b64150bf954c2d4e9f6fae583cccf Mon Sep 17 00:00:00 2001 From: Andy Lutomirski Date: Thu, 25 Jun 2015 18:44:05 +0200 Subject: [PATCH] x86/asm/tsc, drivers/input/gameport: Replace rdtscl() with native_read_tsc() It's unclear to me why this code exists in the first place. Signed-off-by: Andy Lutomirski Signed-off-by: Borislav Petkov Acked-by: Dmitry Torokhov Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Huang Rui Cc: John Stultz Cc: Len Brown Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Ralf Baechle Cc: Thomas Gleixner Cc: kvm ML Cc: linux-input@vger.kernel.org Link: http://lkml.kernel.org/r/9e058e72f4cf1f13c6483c1360b39c3d188a2c2a.1434501121.git.luto@kernel.org Signed-off-by: Ingo Molnar --- drivers/input/gameport/gameport.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index e853a2134680..abc0cb22e750 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -149,9 +149,9 @@ static int old_gameport_measure_speed(struct gameport *gameport) for(i = 0; i < 50; i++) { local_irq_save(flags); - rdtscl(t1); + t1 = native_read_tsc(); for (t = 0; t < 50; t++) gameport_read(gameport); - rdtscl(t2); + t2 = native_read_tsc(); local_irq_restore(flags); udelay(i * 10); if (t2 - t1 < tx) tx = t2 - t1; -- 2.20.1