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Date: Fri, 22 Apr 2016 08:03:08 -0400
From: Prarit Bhargava <prarit@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: Prarit Bhargava <prarit@...hat.com>,
Petr Mladek <pmladek@...e.com>,
John Stultz <john.stultz@...aro.org>,
Xunlei Pang <pang.xunlei@...aro.org>,
Thomas Gleixner <tglx@...utronix.de>,
Baolin Wang <baolin.wang@...aro.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Petr Mladek <pmladek@...e.cz>, Tejun Heo <tj@...nel.org>,
Peter Hurley <peter@...leysoftware.com>,
Vasily Averin <vvs@...tuozzo.com>,
Joe Perches <joe@...ches.com>
Subject: [PATCH 1/2] lib, switch CONFIG_PRINTK_TIME to int
CONFIG_PRINTK_TIME is a bool and in order to add timestamp options for
the monotonic and real time clock it must be expanded to an int.
Cc: Petr Mladek <pmladek@...e.com>
Cc: John Stultz <john.stultz@...aro.org>
Cc: Xunlei Pang <pang.xunlei@...aro.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Baolin Wang <baolin.wang@...aro.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Petr Mladek <pmladek@...e.cz>
Cc: Tejun Heo <tj@...nel.org>
Cc: Peter Hurley <peter@...leysoftware.com>
Cc: Vasily Averin <vvs@...tuozzo.com>
Cc: Joe Perches <joe@...ches.com>
Signed-off-by: Prarit Bhargava <prarit@...hat.com>
---
Documentation/kernel-parameters.txt | 2 +-
arch/arm/configs/axm55xx_defconfig | 2 +-
arch/arm/configs/bcm2835_defconfig | 2 +-
arch/arm/configs/bcm_defconfig | 2 +-
arch/arm/configs/colibri_pxa270_defconfig | 2 +-
arch/arm/configs/colibri_pxa300_defconfig | 2 +-
arch/arm/configs/dove_defconfig | 2 +-
arch/arm/configs/efm32_defconfig | 2 +-
arch/arm/configs/exynos_defconfig | 2 +-
arch/arm/configs/ezx_defconfig | 2 +-
arch/arm/configs/h5000_defconfig | 2 +-
arch/arm/configs/hisi_defconfig | 2 +-
arch/arm/configs/imote2_defconfig | 2 +-
arch/arm/configs/imx_v6_v7_defconfig | 2 +-
arch/arm/configs/keystone_defconfig | 2 +-
arch/arm/configs/lpc18xx_defconfig | 2 +-
arch/arm/configs/magician_defconfig | 2 +-
arch/arm/configs/mmp2_defconfig | 2 +-
arch/arm/configs/moxart_defconfig | 2 +-
arch/arm/configs/multi_v7_defconfig | 2 +-
arch/arm/configs/mvebu_v7_defconfig | 2 +-
arch/arm/configs/mxs_defconfig | 2 +-
arch/arm/configs/omap2plus_defconfig | 2 +-
arch/arm/configs/pxa168_defconfig | 2 +-
arch/arm/configs/pxa3xx_defconfig | 2 +-
arch/arm/configs/pxa910_defconfig | 2 +-
arch/arm/configs/pxa_defconfig | 2 +-
arch/arm/configs/qcom_defconfig | 2 +-
arch/arm/configs/raumfeld_defconfig | 2 +-
arch/arm/configs/shmobile_defconfig | 2 +-
arch/arm/configs/socfpga_defconfig | 2 +-
arch/arm/configs/stm32_defconfig | 2 +-
arch/arm/configs/sunxi_defconfig | 2 +-
arch/arm/configs/tegra_defconfig | 2 +-
arch/arm/configs/u300_defconfig | 2 +-
arch/arm/configs/u8500_defconfig | 2 +-
arch/arm/configs/vt8500_v6_v7_defconfig | 2 +-
arch/arm/configs/xcep_defconfig | 2 +-
arch/arm/configs/zx_defconfig | 2 +-
arch/arm64/configs/defconfig | 2 +-
arch/mips/configs/bcm47xx_defconfig | 2 +-
arch/mips/configs/bmips_be_defconfig | 2 +-
arch/mips/configs/bmips_stb_defconfig | 2 +-
arch/mips/configs/ci20_defconfig | 2 +-
arch/mips/configs/lemote2f_defconfig | 2 +-
arch/mips/configs/loongson3_defconfig | 2 +-
arch/mips/configs/nlm_xlp_defconfig | 2 +-
arch/mips/configs/nlm_xlr_defconfig | 2 +-
arch/mips/configs/pistachio_defconfig | 2 +-
arch/mips/configs/qi_lb60_defconfig | 2 +-
arch/mips/configs/rt305x_defconfig | 2 +-
arch/mips/configs/xway_defconfig | 2 +-
arch/parisc/configs/generic-64bit_defconfig | 2 +-
arch/powerpc/configs/40x/virtex_defconfig | 2 +-
arch/powerpc/configs/44x/virtex5_defconfig | 2 +-
arch/powerpc/configs/44x/warp_defconfig | 2 +-
arch/powerpc/configs/52xx/cm5200_defconfig | 2 +-
arch/powerpc/configs/52xx/lite5200b_defconfig | 2 +-
arch/powerpc/configs/52xx/motionpro_defconfig | 2 +-
arch/powerpc/configs/52xx/tqm5200_defconfig | 2 +-
arch/powerpc/configs/gamecube_defconfig | 2 +-
arch/powerpc/configs/mpc5200_defconfig | 2 +-
arch/powerpc/configs/pasemi_defconfig | 2 +-
arch/powerpc/configs/wii_defconfig | 2 +-
arch/s390/configs/default_defconfig | 2 +-
arch/s390/configs/gcov_defconfig | 2 +-
arch/s390/configs/performance_defconfig | 2 +-
arch/s390/configs/zfcpdump_defconfig | 2 +-
arch/sh/configs/edosk7760_defconfig | 2 +-
arch/sh/configs/sdk7786_defconfig | 2 +-
arch/sh/configs/se7722_defconfig | 2 +-
arch/sh/configs/sh7785lcr_32bit_defconfig | 2 +-
arch/sh/configs/urquell_defconfig | 2 +-
arch/sparc/configs/sparc64_defconfig | 2 +-
arch/x86/configs/i386_defconfig | 2 +-
arch/x86/configs/x86_64_defconfig | 2 +-
arch/xtensa/configs/audio_kc705_defconfig | 2 +-
arch/xtensa/configs/generic_kc705_defconfig | 2 +-
arch/xtensa/configs/nommu_kc705_defconfig | 2 +-
arch/xtensa/configs/smp_lx200_defconfig | 2 +-
kernel/printk/printk.c | 41 +++++++++++++++++++-
lib/Kconfig.debug | 7 +++-
.../selftests/rcutorture/configs/lock/CFcommon | 2 +-
.../selftests/rcutorture/configs/rcu/CFcommon | 2 +-
84 files changed, 126 insertions(+), 86 deletions(-)
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 0b3de80..79c3e28 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -3112,7 +3112,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
default: disabled
printk.time= Show timing data prefixed to each printk message line
- Format: <bool> (1/Y/y=enable, 0/N/n=disable)
+ Format: <string> (1/Y/y=enable, 0/N/n=disable)
processor.max_cstate= [HW,ACPI]
Limit processor to maximum C-state
diff --git a/arch/arm/configs/axm55xx_defconfig b/arch/arm/configs/axm55xx_defconfig
index d3260d7..55eba35 100644
--- a/arch/arm/configs/axm55xx_defconfig
+++ b/arch/arm/configs/axm55xx_defconfig
@@ -232,7 +232,7 @@ CONFIG_NFS_FSCACHE=y
CONFIG_SUNRPC_DEBUG=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/bcm2835_defconfig b/arch/arm/configs/bcm2835_defconfig
index 1ef69fc..b96aeb5 100644
--- a/arch/arm/configs/bcm2835_defconfig
+++ b/arch/arm/configs/bcm2835_defconfig
@@ -127,7 +127,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_BOOT_PRINTK_DELAY=y
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
diff --git a/arch/arm/configs/bcm_defconfig b/arch/arm/configs/bcm_defconfig
index 7117662..19710f4 100644
--- a/arch/arm/configs/bcm_defconfig
+++ b/arch/arm/configs/bcm_defconfig
@@ -121,7 +121,7 @@ CONFIG_CONFIGFS_FS=y
# CONFIG_MISC_FILESYSTEMS is not set
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/colibri_pxa270_defconfig b/arch/arm/configs/colibri_pxa270_defconfig
index 0b9211b..99b7062 100644
--- a/arch/arm/configs/colibri_pxa270_defconfig
+++ b/arch/arm/configs/colibri_pxa270_defconfig
@@ -156,7 +156,7 @@ CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/arm/configs/colibri_pxa300_defconfig b/arch/arm/configs/colibri_pxa300_defconfig
index be02fe2..3a0b92b 100644
--- a/arch/arm/configs/colibri_pxa300_defconfig
+++ b/arch/arm/configs/colibri_pxa300_defconfig
@@ -58,7 +58,7 @@ CONFIG_INOTIFY=y
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/dove_defconfig b/arch/arm/configs/dove_defconfig
index 701677f..d952d3d 100644
--- a/arch/arm/configs/dove_defconfig
+++ b/arch/arm/configs/dove_defconfig
@@ -119,7 +119,7 @@ CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_2=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/efm32_defconfig b/arch/arm/configs/efm32_defconfig
index c0dac0f0f..306d156 100644
--- a/arch/arm/configs/efm32_defconfig
+++ b/arch/arm/configs/efm32_defconfig
@@ -93,7 +93,7 @@ CONFIG_EXT2_FS=y
CONFIG_ROMFS_FS=y
CONFIG_ROMFS_BACKED_BY_MTD=y
# CONFIG_NETWORK_FILESYSTEMS is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
index 6ffd7e7..be9345d 100644
--- a/arch/arm/configs/exynos_defconfig
+++ b/arch/arm/configs/exynos_defconfig
@@ -229,7 +229,7 @@ CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/ezx_defconfig b/arch/arm/configs/ezx_defconfig
index ea316c4..c4bdecd 100644
--- a/arch/arm/configs/ezx_defconfig
+++ b/arch/arm/configs/ezx_defconfig
@@ -379,7 +379,7 @@ CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/h5000_defconfig b/arch/arm/configs/h5000_defconfig
index 37903e3..e3507cb 100644
--- a/arch/arm/configs/h5000_defconfig
+++ b/arch/arm/configs/h5000_defconfig
@@ -66,7 +66,7 @@ CONFIG_TMPFS=y
CONFIG_JFFS2_FS=y
CONFIG_JFFS2_COMPRESSION_OPTIONS=y
# CONFIG_NETWORK_FILESYSTEMS is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_DEBUG_BUGVERBOSE is not set
diff --git a/arch/arm/configs/hisi_defconfig b/arch/arm/configs/hisi_defconfig
index b2e340b..4dc0a4a 100644
--- a/arch/arm/configs/hisi_defconfig
+++ b/arch/arm/configs/hisi_defconfig
@@ -82,7 +82,7 @@ CONFIG_NFS_FS=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
diff --git a/arch/arm/configs/imote2_defconfig b/arch/arm/configs/imote2_defconfig
index 18e59fe..672010d 100644
--- a/arch/arm/configs/imote2_defconfig
+++ b/arch/arm/configs/imote2_defconfig
@@ -350,7 +350,7 @@ CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 978c5de..80ec5f4 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -360,7 +360,7 @@ CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig
index 5bcc9cf..d402c59 100644
--- a/arch/arm/configs/keystone_defconfig
+++ b/arch/arm/configs/keystone_defconfig
@@ -195,7 +195,7 @@ CONFIG_NFSD_V3=y
CONFIG_NFSD_V3_ACL=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_SHIRQ=y
CONFIG_DEBUG_USER=y
diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig
index 2ae00b0..c25ff23 100644
--- a/arch/arm/configs/lpc18xx_defconfig
+++ b/arch/arm/configs/lpc18xx_defconfig
@@ -159,7 +159,7 @@ CONFIG_EXT2_FS=y
# CONFIG_INOTIFY_USER is not set
CONFIG_JFFS2_FS=y
# CONFIG_NETWORK_FILESYSTEMS is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig
index a5b4920..accbf10 100644
--- a/arch/arm/configs/magician_defconfig
+++ b/arch/arm/configs/magician_defconfig
@@ -167,7 +167,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_1251=m
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
CONFIG_TIMER_STATS=y
diff --git a/arch/arm/configs/mmp2_defconfig b/arch/arm/configs/mmp2_defconfig
index f1cb95e..0385e4a 100644
--- a/arch/arm/configs/mmp2_defconfig
+++ b/arch/arm/configs/mmp2_defconfig
@@ -81,7 +81,7 @@ CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/arm/configs/moxart_defconfig b/arch/arm/configs/moxart_defconfig
index a3cb76c..32fab5a 100644
--- a/arch/arm/configs/moxart_defconfig
+++ b/arch/arm/configs/moxart_defconfig
@@ -124,7 +124,7 @@ CONFIG_EXT3_FS=y
CONFIG_TMPFS=y
CONFIG_CONFIGFS_FS=y
CONFIG_JFFS2_FS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 2823490..f9361a2 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -822,7 +822,7 @@ CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_LOCKUP_DETECTOR=y
diff --git a/arch/arm/configs/mvebu_v7_defconfig b/arch/arm/configs/mvebu_v7_defconfig
index dc5797a..fdd7a29 100644
--- a/arch/arm/configs/mvebu_v7_defconfig
+++ b/arch/arm/configs/mvebu_v7_defconfig
@@ -147,7 +147,7 @@ CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_2=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig
index 6e0f751..8a3d2f2 100644
--- a/arch/arm/configs/mxs_defconfig
+++ b/arch/arm/configs/mxs_defconfig
@@ -166,7 +166,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_FRAME_WARN=2048
CONFIG_UNUSED_SYMBOLS=y
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 156bc88..112e5a9 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -465,7 +465,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_SPLIT=y
CONFIG_DEBUG_INFO_DWARF4=y
diff --git a/arch/arm/configs/pxa168_defconfig b/arch/arm/configs/pxa168_defconfig
index 74d7e01..5824b89 100644
--- a/arch/arm/configs/pxa168_defconfig
+++ b/arch/arm/configs/pxa168_defconfig
@@ -57,7 +57,7 @@ CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_PREEMPT is not set
diff --git a/arch/arm/configs/pxa3xx_defconfig b/arch/arm/configs/pxa3xx_defconfig
index 5f337d7..e60d656 100644
--- a/arch/arm/configs/pxa3xx_defconfig
+++ b/arch/arm/configs/pxa3xx_defconfig
@@ -117,7 +117,7 @@ CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_SHIRQ=y
diff --git a/arch/arm/configs/pxa910_defconfig b/arch/arm/configs/pxa910_defconfig
index 3bb7771..a2f6f08 100644
--- a/arch/arm/configs/pxa910_defconfig
+++ b/arch/arm/configs/pxa910_defconfig
@@ -65,7 +65,7 @@ CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_PREEMPT is not set
diff --git a/arch/arm/configs/pxa_defconfig b/arch/arm/configs/pxa_defconfig
index dc5517e..621c4dc 100644
--- a/arch/arm/configs/pxa_defconfig
+++ b/arch/arm/configs/pxa_defconfig
@@ -734,7 +734,7 @@ CONFIG_NLS_ASCII=m
CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_FRAME_WARN=0
diff --git a/arch/arm/configs/qcom_defconfig b/arch/arm/configs/qcom_defconfig
index 7bff7bf..5dfac70 100644
--- a/arch/arm/configs/qcom_defconfig
+++ b/arch/arm/configs/qcom_defconfig
@@ -181,7 +181,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/raumfeld_defconfig b/arch/arm/configs/raumfeld_defconfig
index 3d833ae..b836f8f 100644
--- a/arch/arm/configs/raumfeld_defconfig
+++ b/arch/arm/configs/raumfeld_defconfig
@@ -196,7 +196,7 @@ CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_KOI8_R=y
CONFIG_NLS_KOI8_U=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig
index b7b714c..b3e18a2 100644
--- a/arch/arm/configs/shmobile_defconfig
+++ b/arch/arm/configs/shmobile_defconfig
@@ -207,7 +207,7 @@ CONFIG_NFS_V4_1=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
# CONFIG_ARM_UNWIND is not set
diff --git a/arch/arm/configs/socfpga_defconfig b/arch/arm/configs/socfpga_defconfig
index 753f1a5..e277dc6 100644
--- a/arch/arm/configs/socfpga_defconfig
+++ b/arch/arm/configs/socfpga_defconfig
@@ -101,7 +101,7 @@ CONFIG_NFS_FS=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DETECT_HUNG_TASK=y
diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
index 1e5ec2a..44b6b03 100644
--- a/arch/arm/configs/stm32_defconfig
+++ b/arch/arm/configs/stm32_defconfig
@@ -61,7 +61,7 @@ CONFIG_STM32_DMA=y
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY_USER is not set
CONFIG_NLS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
diff --git a/arch/arm/configs/sunxi_defconfig b/arch/arm/configs/sunxi_defconfig
index 81a1b92..e20ae39 100644
--- a/arch/arm/configs/sunxi_defconfig
+++ b/arch/arm/configs/sunxi_defconfig
@@ -146,6 +146,6 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_CRYPTO_DEV_SUN4I_SS=y
diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig
index 3a36244..95eaa46 100644
--- a/arch/arm/configs/tegra_defconfig
+++ b/arch/arm/configs/tegra_defconfig
@@ -285,7 +285,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig
index aaa95ab..7746006 100644
--- a/arch/arm/configs/u300_defconfig
+++ b/arch/arm/configs/u300_defconfig
@@ -63,7 +63,7 @@ CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig
index a691d59..d2a3a67 100644
--- a/arch/arm/configs/u8500_defconfig
+++ b/arch/arm/configs/u8500_defconfig
@@ -129,7 +129,7 @@ CONFIG_NFS_FS=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/vt8500_v6_v7_defconfig b/arch/arm/configs/vt8500_v6_v7_defconfig
index 1bfaa7b..d5a2cc8 100644
--- a/arch/arm/configs/vt8500_v6_v7_defconfig
+++ b/arch/arm/configs/vt8500_v6_v7_defconfig
@@ -84,6 +84,6 @@ CONFIG_NFS_FS=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_KERNEL=y
CONFIG_LOCKUP_DETECTOR=y
diff --git a/arch/arm/configs/xcep_defconfig b/arch/arm/configs/xcep_defconfig
index 721832f..5c8435d 100644
--- a/arch/arm/configs/xcep_defconfig
+++ b/arch/arm/configs/xcep_defconfig
@@ -85,7 +85,7 @@ CONFIG_NFS_V3=y
CONFIG_NLS=m
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_STRIP_ASM_SYMS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/arm/configs/zx_defconfig b/arch/arm/configs/zx_defconfig
index ab683fb..e955730 100644
--- a/arch/arm/configs/zx_defconfig
+++ b/arch/arm/configs/zx_defconfig
@@ -98,7 +98,7 @@ CONFIG_TMPFS_POSIX_ACL=y
CONFIG_NLS_CODEPAGE_936=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index a44ef99..b44e940 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -286,7 +286,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_VIRTUALIZATION=y
CONFIG_KVM=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/mips/configs/bcm47xx_defconfig b/arch/mips/configs/bcm47xx_defconfig
index 0db4eb3..f19fb76 100644
--- a/arch/mips/configs/bcm47xx_defconfig
+++ b/arch/mips/configs/bcm47xx_defconfig
@@ -75,7 +75,7 @@ CONFIG_USB_HCD_BCMA=y
CONFIG_USB_HCD_SSB=y
CONFIG_LEDS_TRIGGER_TIMER=y
CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_REDUCED=y
CONFIG_STRIP_ASM_SYMS=y
diff --git a/arch/mips/configs/bmips_be_defconfig b/arch/mips/configs/bmips_be_defconfig
index 24dcb90..d065143 100644
--- a/arch/mips/configs/bmips_be_defconfig
+++ b/arch/mips/configs/bmips_be_defconfig
@@ -33,7 +33,7 @@ CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_STANDALONE is not set
# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_BRCMSTB_GISB_ARB=y
CONFIG_MTD=y
CONFIG_MTD_CFI=y
diff --git a/arch/mips/configs/bmips_stb_defconfig b/arch/mips/configs/bmips_stb_defconfig
index 4eb5d6e..0800662 100644
--- a/arch/mips/configs/bmips_stb_defconfig
+++ b/arch/mips/configs/bmips_stb_defconfig
@@ -34,7 +34,7 @@ CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_STANDALONE is not set
# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_BRCMSTB_GISB_ARB=y
CONFIG_MTD=y
CONFIG_MTD_CFI=y
diff --git a/arch/mips/configs/ci20_defconfig b/arch/mips/configs/ci20_defconfig
index 43e0ba2..bf164fe 100644
--- a/arch/mips/configs/ci20_defconfig
+++ b/arch/mips/configs/ci20_defconfig
@@ -148,7 +148,7 @@ CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_KOI8_R=y
CONFIG_NLS_KOI8_U=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_STRIP_ASM_SYMS=y
CONFIG_DEBUG_FS=y
diff --git a/arch/mips/configs/lemote2f_defconfig b/arch/mips/configs/lemote2f_defconfig
index d1f198b..6030606 100644
--- a/arch/mips/configs/lemote2f_defconfig
+++ b/arch/mips/configs/lemote2f_defconfig
@@ -405,7 +405,7 @@ CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_FRAME_WARN=1024
CONFIG_STRIP_ASM_SYMS=y
CONFIG_DEBUG_FS=y
diff --git a/arch/mips/configs/loongson3_defconfig b/arch/mips/configs/loongson3_defconfig
index f8bf915c..e66df9f 100644
--- a/arch/mips/configs/loongson3_defconfig
+++ b/arch/mips/configs/loongson3_defconfig
@@ -330,7 +330,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_936=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_FRAME_WARN=1024
CONFIG_STRIP_ASM_SYMS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig
index b3d1d37..efd6877 100644
--- a/arch/mips/configs/nlm_xlp_defconfig
+++ b/arch/mips/configs/nlm_xlp_defconfig
@@ -554,7 +554,7 @@ CONFIG_NLS_ISO8859_14=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_FRAME_WARN=1024
diff --git a/arch/mips/configs/nlm_xlr_defconfig b/arch/mips/configs/nlm_xlr_defconfig
index 3d8016d..c913c70 100644
--- a/arch/mips/configs/nlm_xlr_defconfig
+++ b/arch/mips/configs/nlm_xlr_defconfig
@@ -514,7 +514,7 @@ CONFIG_NLS_ISO8859_14=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_UNUSED_SYMBOLS=y
diff --git a/arch/mips/configs/pistachio_defconfig b/arch/mips/configs/pistachio_defconfig
index 8b74291..022907e 100644
--- a/arch/mips/configs/pistachio_defconfig
+++ b/arch/mips/configs/pistachio_defconfig
@@ -299,7 +299,7 @@ CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=m
CONFIG_NLS_ASCII=m
CONFIG_NLS_ISO8859_1=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_MAGIC_SYSRQ_DEFAULT_ENABLE=0
diff --git a/arch/mips/configs/qi_lb60_defconfig b/arch/mips/configs/qi_lb60_defconfig
index d7bb8cc..e9dd20a 100644
--- a/arch/mips/configs/qi_lb60_defconfig
+++ b/arch/mips/configs/qi_lb60_defconfig
@@ -172,7 +172,7 @@ CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_KOI8_R=y
CONFIG_NLS_KOI8_U=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_STRIP_ASM_SYMS=y
CONFIG_READABLE_ASM=y
diff --git a/arch/mips/configs/rt305x_defconfig b/arch/mips/configs/rt305x_defconfig
index d14ae2f..005754c 100644
--- a/arch/mips/configs/rt305x_defconfig
+++ b/arch/mips/configs/rt305x_defconfig
@@ -145,7 +145,7 @@ CONFIG_JFFS2_COMPRESSION_OPTIONS=y
CONFIG_SQUASHFS=y
# CONFIG_SQUASHFS_ZLIB is not set
CONFIG_SQUASHFS_XZ=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_STRIP_ASM_SYMS=y
diff --git a/arch/mips/configs/xway_defconfig b/arch/mips/configs/xway_defconfig
index 8987846..c293c78 100644
--- a/arch/mips/configs/xway_defconfig
+++ b/arch/mips/configs/xway_defconfig
@@ -143,7 +143,7 @@ CONFIG_JFFS2_COMPRESSION_OPTIONS=y
CONFIG_SQUASHFS=y
# CONFIG_SQUASHFS_ZLIB is not set
CONFIG_SQUASHFS_XZ=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_STRIP_ASM_SYMS=y
CONFIG_DEBUG_FS=y
diff --git a/arch/parisc/configs/generic-64bit_defconfig b/arch/parisc/configs/generic-64bit_defconfig
index e945c08..df76193 100644
--- a/arch/parisc/configs/generic-64bit_defconfig
+++ b/arch/parisc/configs/generic-64bit_defconfig
@@ -279,7 +279,7 @@ CONFIG_NLS_ASCII=m
CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_2=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_STRIP_ASM_SYMS=y
CONFIG_UNUSED_SYMBOLS=y
CONFIG_DEBUG_FS=y
diff --git a/arch/powerpc/configs/40x/virtex_defconfig b/arch/powerpc/configs/40x/virtex_defconfig
index bcb0c4d..bb076ef 100644
--- a/arch/powerpc/configs/40x/virtex_defconfig
+++ b/arch/powerpc/configs/40x/virtex_defconfig
@@ -72,7 +72,7 @@ CONFIG_CRC_CCITT=y
CONFIG_FONTS=y
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_CRYPTO_ANSI_CPRNG is not set
diff --git a/arch/powerpc/configs/44x/virtex5_defconfig b/arch/powerpc/configs/44x/virtex5_defconfig
index 53d0300..f5cf657 100644
--- a/arch/powerpc/configs/44x/virtex5_defconfig
+++ b/arch/powerpc/configs/44x/virtex5_defconfig
@@ -71,7 +71,7 @@ CONFIG_CRC_CCITT=y
CONFIG_FONTS=y
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_CRYPTO_ANSI_CPRNG is not set
diff --git a/arch/powerpc/configs/44x/warp_defconfig b/arch/powerpc/configs/44x/warp_defconfig
index ee43437..e925959 100644
--- a/arch/powerpc/configs/44x/warp_defconfig
+++ b/arch/powerpc/configs/44x/warp_defconfig
@@ -93,7 +93,7 @@ CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_UTF8=y
CONFIG_CRC_CCITT=y
CONFIG_CRC_T10DIF=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/powerpc/configs/52xx/cm5200_defconfig b/arch/powerpc/configs/52xx/cm5200_defconfig
index 19fad0e..3cc0a427 100644
--- a/arch/powerpc/configs/52xx/cm5200_defconfig
+++ b/arch/powerpc/configs/52xx/cm5200_defconfig
@@ -74,7 +74,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DETECT_HUNG_TASK=y
# CONFIG_DEBUG_BUGVERBOSE is not set
CONFIG_CRYPTO_ECB=y
diff --git a/arch/powerpc/configs/52xx/lite5200b_defconfig b/arch/powerpc/configs/52xx/lite5200b_defconfig
index 5f40ba9..5a24f60 100644
--- a/arch/powerpc/configs/52xx/lite5200b_defconfig
+++ b/arch/powerpc/configs/52xx/lite5200b_defconfig
@@ -60,7 +60,7 @@ CONFIG_TMPFS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DETECT_HUNG_TASK=y
# CONFIG_DEBUG_BUGVERBOSE is not set
diff --git a/arch/powerpc/configs/52xx/motionpro_defconfig b/arch/powerpc/configs/52xx/motionpro_defconfig
index 909e185..e7ef6c8 100644
--- a/arch/powerpc/configs/52xx/motionpro_defconfig
+++ b/arch/powerpc/configs/52xx/motionpro_defconfig
@@ -86,7 +86,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DETECT_HUNG_TASK=y
# CONFIG_DEBUG_BUGVERBOSE is not set
diff --git a/arch/powerpc/configs/52xx/tqm5200_defconfig b/arch/powerpc/configs/52xx/tqm5200_defconfig
index efab838..5a91b50 100644
--- a/arch/powerpc/configs/52xx/tqm5200_defconfig
+++ b/arch/powerpc/configs/52xx/tqm5200_defconfig
@@ -88,7 +88,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DETECT_HUNG_TASK=y
# CONFIG_DEBUG_BUGVERBOSE is not set
diff --git a/arch/powerpc/configs/gamecube_defconfig b/arch/powerpc/configs/gamecube_defconfig
index 6c6c60f..d4dbe36 100644
--- a/arch/powerpc/configs/gamecube_defconfig
+++ b/arch/powerpc/configs/gamecube_defconfig
@@ -92,7 +92,7 @@ CONFIG_CIFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_CRC_CCITT=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_LATENCYTOP=y
diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig
index 9fd041b..4b7dc33 100644
--- a/arch/powerpc/configs/mpc5200_defconfig
+++ b/arch/powerpc/configs/mpc5200_defconfig
@@ -128,7 +128,7 @@ CONFIG_NFS_V4=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DETECT_HUNG_TASK=y
diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
index 8f94782..b025444 100644
--- a/arch/powerpc/configs/pasemi_defconfig
+++ b/arch/powerpc/configs/pasemi_defconfig
@@ -171,7 +171,7 @@ CONFIG_NFSD_V4=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_CRC_CCITT=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/powerpc/configs/wii_defconfig b/arch/powerpc/configs/wii_defconfig
index 34eaf52..2d9ee18 100644
--- a/arch/powerpc/configs/wii_defconfig
+++ b/arch/powerpc/configs/wii_defconfig
@@ -113,7 +113,7 @@ CONFIG_CIFS=m
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_CRC_CCITT=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
diff --git a/arch/s390/configs/default_defconfig b/arch/s390/configs/default_defconfig
index 0ac42cc..5e3e73e 100644
--- a/arch/s390/configs/default_defconfig
+++ b/arch/s390/configs/default_defconfig
@@ -534,7 +534,7 @@ CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
CONFIG_DLM=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_FRAME_WARN=1024
diff --git a/arch/s390/configs/gcov_defconfig b/arch/s390/configs/gcov_defconfig
index a31dcd5..aedc828 100644
--- a/arch/s390/configs/gcov_defconfig
+++ b/arch/s390/configs/gcov_defconfig
@@ -528,7 +528,7 @@ CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
CONFIG_DLM=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_FRAME_WARN=1024
diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig
index 7b73bf3..b5e9dc1 100644
--- a/arch/s390/configs/performance_defconfig
+++ b/arch/s390/configs/performance_defconfig
@@ -528,7 +528,7 @@ CONFIG_NLS_ISO8859_1=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
CONFIG_DLM=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_FRAME_WARN=1024
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index 1719843..ef2a9b6 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -56,7 +56,7 @@ CONFIG_RAW_DRIVER=y
# CONFIG_INOTIFY_USER is not set
CONFIG_CONFIGFS_FS=y
# CONFIG_MISC_FILESYSTEMS is not set
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/sh/configs/edosk7760_defconfig b/arch/sh/configs/edosk7760_defconfig
index e1077a0..e588da2 100644
--- a/arch/sh/configs/edosk7760_defconfig
+++ b/arch/sh/configs/edosk7760_defconfig
@@ -109,7 +109,7 @@ CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_UNUSED_SYMBOLS=y
diff --git a/arch/sh/configs/sdk7786_defconfig b/arch/sh/configs/sdk7786_defconfig
index e7e56a4..2e12997 100644
--- a/arch/sh/configs/sdk7786_defconfig
+++ b/arch/sh/configs/sdk7786_defconfig
@@ -216,7 +216,7 @@ CONFIG_NLS_ASCII=m
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/sh/configs/se7722_defconfig b/arch/sh/configs/se7722_defconfig
index ae998c7..09aac57 100644
--- a/arch/sh/configs/se7722_defconfig
+++ b/arch/sh/configs/se7722_defconfig
@@ -53,7 +53,7 @@ CONFIG_EXT3_FS=y
CONFIG_PROC_KCORE=y
CONFIG_TMPFS=y
CONFIG_HUGETLBFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
diff --git a/arch/sh/configs/sh7785lcr_32bit_defconfig b/arch/sh/configs/sh7785lcr_32bit_defconfig
index 9bdcf72..bdb7783 100644
--- a/arch/sh/configs/sh7785lcr_32bit_defconfig
+++ b/arch/sh/configs/sh7785lcr_32bit_defconfig
@@ -144,7 +144,7 @@ CONFIG_NFSD_V3=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_932=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/sh/configs/urquell_defconfig b/arch/sh/configs/urquell_defconfig
index 1e843db..795afb5 100644
--- a/arch/sh/configs/urquell_defconfig
+++ b/arch/sh/configs/urquell_defconfig
@@ -143,7 +143,7 @@ CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_932=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_DEBUG_FS=y
diff --git a/arch/sparc/configs/sparc64_defconfig b/arch/sparc/configs/sparc64_defconfig
index 04920ab..d699009 100644
--- a/arch/sparc/configs/sparc64_defconfig
+++ b/arch/sparc/configs/sparc64_defconfig
@@ -203,7 +203,7 @@ CONFIG_EXT3_FS_SECURITY=y
CONFIG_PROC_KCORE=y
CONFIG_TMPFS=y
CONFIG_HUGETLBFS=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig
index 265901a..a3a7a81 100644
--- a/arch/x86/configs/i386_defconfig
+++ b/arch/x86/configs/i386_defconfig
@@ -286,7 +286,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
CONFIG_FRAME_WARN=1024
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
index 4f404a6..0250dbd 100644
--- a/arch/x86/configs/x86_64_defconfig
+++ b/arch/x86/configs/x86_64_defconfig
@@ -284,7 +284,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
# CONFIG_ENABLE_WARN_DEPRECATED is not set
CONFIG_MAGIC_SYSRQ=y
# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/xtensa/configs/audio_kc705_defconfig b/arch/xtensa/configs/audio_kc705_defconfig
index c4904db..bc0e69f 100644
--- a/arch/xtensa/configs/audio_kc705_defconfig
+++ b/arch/xtensa/configs/audio_kc705_defconfig
@@ -123,7 +123,7 @@ CONFIG_ROOT_NFS=y
CONFIG_SUNRPC_DEBUG=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/xtensa/configs/generic_kc705_defconfig b/arch/xtensa/configs/generic_kc705_defconfig
index f4b7b38..6adabfa 100644
--- a/arch/xtensa/configs/generic_kc705_defconfig
+++ b/arch/xtensa/configs/generic_kc705_defconfig
@@ -111,7 +111,7 @@ CONFIG_ROOT_NFS=y
CONFIG_SUNRPC_DEBUG=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/xtensa/configs/nommu_kc705_defconfig b/arch/xtensa/configs/nommu_kc705_defconfig
index 337d5ba..0727336 100644
--- a/arch/xtensa/configs/nommu_kc705_defconfig
+++ b/arch/xtensa/configs/nommu_kc705_defconfig
@@ -107,7 +107,7 @@ CONFIG_ROOT_NFS=y
CONFIG_SUNRPC_DEBUG=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
# CONFIG_FRAME_POINTER is not set
diff --git a/arch/xtensa/configs/smp_lx200_defconfig b/arch/xtensa/configs/smp_lx200_defconfig
index 22eeacb..fb09f54 100644
--- a/arch/xtensa/configs/smp_lx200_defconfig
+++ b/arch/xtensa/configs/smp_lx200_defconfig
@@ -115,7 +115,7 @@ CONFIG_ROOT_NFS=y
CONFIG_SUNRPC_DEBUG=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_DYNAMIC_DEBUG=y
CONFIG_DEBUG_INFO=y
CONFIG_MAGIC_SYSRQ=y
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index bfbf284..18dee96 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1040,8 +1040,45 @@ static inline void boot_delay_msec(int level)
}
#endif
-static bool printk_time = IS_ENABLED(CONFIG_PRINTK_TIME);
-module_param_named(time, printk_time, bool, S_IRUGO | S_IWUSR);
+static int printk_time = CONFIG_PRINTK_TIME;
+
+static int printk_time_param_set(const char *val,
+ const struct kernel_param *kp)
+{
+ char *param = strstrip((char *)val);
+
+ if (strlen(param) != 1)
+ return -EINVAL;
+
+ switch (param[0]) {
+ /* 0/N/n = disabled */
+ case '0':
+ case 'N':
+ case 'n':
+ printk_time = 0;
+ break;
+ /* 1/Y/y = local clock */
+ case '1':
+ case 'Y':
+ case 'y':
+ printk_time = 1;
+ break;
+ default:
+ pr_warn("printk: invalid timestamp value\n");
+ return -EINVAL;
+ break;
+ }
+
+ pr_info("printk: timestamp set to %d.\n", printk_time);
+ return 0;
+}
+
+static struct kernel_param_ops printk_time_param_ops = {
+ .set = printk_time_param_set,
+ .get = param_get_int,
+};
+
+module_param_cb(time, &printk_time_param_ops, &printk_time, S_IRUGO);
static size_t print_time(u64 ts, char *buf)
{
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1e9a607..774aa38 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1,7 +1,9 @@
menu "printk and dmesg options"
config PRINTK_TIME
- bool "Show timing information on printks"
+ int "Show timing information on printks (0-1)"
+ range 0 1
+ default "0"
depends on PRINTK
help
Selecting this option causes time stamps of the printk()
@@ -10,7 +12,8 @@ config PRINTK_TIME
The timestamp is always recorded internally, and exported
to /dev/kmsg. This flag just specifies if the timestamp should
- be included, not that the timestamp is recorded.
+ be included, not that the timestamp is recorded. 0 disables the
+ timestamp and 1 uses the local clock.
The behavior is also controlled by the kernel command line
parameter printk.time=1. See Documentation/kernel-parameters.txt
diff --git a/tools/testing/selftests/rcutorture/configs/lock/CFcommon b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
index e372dc2..779f984 100644
--- a/tools/testing/selftests/rcutorture/configs/lock/CFcommon
+++ b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
@@ -1,2 +1,2 @@
CONFIG_LOCK_TORTURE_TEST=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/CFcommon b/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
index f824b4c..7461db3 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
+++ b/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
@@ -1,5 +1,5 @@
CONFIG_RCU_TORTURE_TEST=y
-CONFIG_PRINTK_TIME=y
+CONFIG_PRINTK_TIME=1
CONFIG_RCU_TORTURE_TEST_SLOW_CLEANUP=y
CONFIG_RCU_TORTURE_TEST_SLOW_INIT=y
CONFIG_RCU_TORTURE_TEST_SLOW_PREINIT=y
--
1.7.9.3
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