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config: add config option for KERNEL_TASKSTATS

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In order for monitoring tools such as atop and htop to track and report
i/o data, kernel support for task statistics and io accounting is
required.

Add a config option to enable building this support in the kernel.

Signed-off-by: Jeremiah McConnell <miah@miah.com>
This commit is contained in:
Jeremiah McConnell 2018-06-19 23:35:08 -06:00 committed by Hauke Mehrtens
parent b19622044d
commit 206fbbfec2
1 changed files with 21 additions and 0 deletions
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21
config/Config-kernel.in
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@ -65,6 +65,27 @@ config KERNEL_PROFILING
Enable the extended profiling support mechanisms used by profilers such Enable the extended profiling support mechanisms used by profilers such
as OProfile. as OProfile.
config KERNEL_TASKSTATS
bool "Compile the kernel with task resource/io statistics and accounting"
default n
help
Enable the collection and publishing of task/io statistics and
accounting. Enable this option to enable i/o monitoring in system
monitors.
if KERNEL_TASKSTATS
config KERNEL_TASK_DELAY_ACCT
def_bool y
config KERNEL_TASK_IO_ACCOUNTING
def_bool y
config KERNEL_TASK_XACCT
def_bool y
endif
config KERNEL_KALLSYMS config KERNEL_KALLSYMS
bool "Compile the kernel with symbol table information" bool "Compile the kernel with symbol table information"
default y if !SMALL_FLASH default y if !SMALL_FLASH