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[2/3] nohz: Drop generic vtime obsolete dependency on CONFIG_64BIT

Message ID 1380550012-7321-3-git-send-email-fweisbec@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Frederic Weisbecker Sept. 30, 2013, 2:06 p.m. UTC 
From: Kevin Hilman <khilman@linaro.org>

The CONFIG_64BIT requirement on vtime can finally be removed
since we now depend on HAVE_VIRT_CPU_ACCOUNTING_GEN which
already takes care of the arch ability to handle nsecs based
cputime_t safely.

Signed-off-by: Kevin Hilman <khilman@linaro.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Arm Linux <linux-arm-kernel@lists.infradead.org>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
---
 init/Kconfig        | 2 +-
 kernel/time/Kconfig | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

Comments

Ingo Molnar Oct. 1, 2013, 6:57 a.m. UTC | #1 
* Frederic Weisbecker <fweisbec@gmail.com> wrote:

>  config VIRT_CPU_ACCOUNTING_GEN
>  	bool "Full dynticks CPU time accounting"
> -	depends on HAVE_CONTEXT_TRACKING && 64BIT
> +	depends on HAVE_CONTEXT_TRACKING
>  	depends on HAVE_VIRT_CPU_ACCOUNTING_GEN
>  	select VIRT_CPU_ACCOUNTING
>  	select CONTEXT_TRACKING

> @@ -100,7 +100,6 @@ config NO_HZ_FULL
>  	# RCU_USER_QS dependency
>  	depends on HAVE_CONTEXT_TRACKING
>  	# VIRT_CPU_ACCOUNTING_GEN dependency
> -	depends on 64BIT
>  	depends on HAVE_VIRT_CPU_ACCOUNTING_GEN

Yay!

Thanks,

	Ingo
diff mbox

Patch

diff --git a/init/Kconfig b/init/Kconfig
index 68c1a0e..841e79c 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -354,7 +354,7 @@  config VIRT_CPU_ACCOUNTING_NATIVE
 
 config VIRT_CPU_ACCOUNTING_GEN
 	bool "Full dynticks CPU time accounting"
-	depends on HAVE_CONTEXT_TRACKING && 64BIT
+	depends on HAVE_CONTEXT_TRACKING
 	depends on HAVE_VIRT_CPU_ACCOUNTING_GEN
 	select VIRT_CPU_ACCOUNTING
 	select CONTEXT_TRACKING
diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig
index f148475..3ce6e8c 100644
--- a/kernel/time/Kconfig
+++ b/kernel/time/Kconfig
@@ -100,7 +100,6 @@  config NO_HZ_FULL
 	# RCU_USER_QS dependency
 	depends on HAVE_CONTEXT_TRACKING
 	# VIRT_CPU_ACCOUNTING_GEN dependency
-	depends on 64BIT
 	depends on HAVE_VIRT_CPU_ACCOUNTING_GEN
 	select NO_HZ_COMMON
 	select RCU_USER_QS