Messages in this thread Patch in this message | | | Date | Mon, 6 Jul 2015 08:43:10 -0700 | From | tip-bot for Andy Lutomirski <> | Subject | [tip:x86/asm] x86/asm/tsc, drivers/input/gameport: Replace rdtscl () with native_read_tsc() |
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Commit-ID: 732f374ba50b64150bf954c2d4e9f6fae583cccf Gitweb: http://git.kernel.org/tip/732f374ba50b64150bf954c2d4e9f6fae583cccf Author: Andy Lutomirski <luto@kernel.org> AuthorDate: Thu, 25 Jun 2015 18:44:05 +0200 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Mon, 6 Jul 2015 15:23:28 +0200
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 <luto@kernel.org> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Huang Rui <ray.huang@amd.com> Cc: John Stultz <john.stultz@linaro.org> Cc: Len Brown <lenb@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: kvm ML <kvm@vger.kernel.org> Cc: linux-input@vger.kernel.org Link: http://lkml.kernel.org/r/9e058e72f4cf1f13c6483c1360b39c3d188a2c2a.1434501121.git.luto@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org> --- 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 e853a21..abc0cb2 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;
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