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From: Shawn Guo <shawnguo@kernel.org>
To: Leonard Crestez <leonard.crestez@nxp.com>
Cc: Dong Aisheng <aisheng.dong@nxp.com>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Matt Fleming <matt@codeblueprint.co.uk>,
	linux-kernel@vger.kernel.org,
	Octavian Purdila <octavian.purdila@nxp.com>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	"Paul E . McKenney" <paulmck@linux.vnet.ibm.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: imx_v6_v7_defconfig: Explicitly restore CONFIG_DEBUG_FS
Date: Sun, 4 Jun 2017 11:42:11 +0800	[thread overview]
Message-ID: <20170604034210.GB4094@dragon> (raw)
In-Reply-To: <49b2579b9ad2e5ce0a7c4b163dffb5a885ac7dae.1495797565.git.leonard.crestez@nxp.com>

On Fri, May 26, 2017 at 02:26:06PM +0300, Leonard Crestez wrote:
> This option was removed by "make savedefconfig" in
> commit c5054a98bce4 ("ARM: imx_v6_v7_defconfig: Select SMSC_PHY")
> 
> This happened because CONFIG_DEBUG_FS was implicitly selected by
> CONFIG_TREE_RCU_TRACE which defaulted to true because CONFIG_RCU_TRACE
> was enabled by default by commit 961518259b3b ("rcu: Enable RCU
> tracepoints by default to aid in debugging")
> 
> Recently however CONFIG_RCU_TRACE was completely removed by
> commit 6e74c237c410 ("rcu: Remove debugfs tracing")
> 
> The result is that imx_v6_v7_defconfig no longer includes DEBUG_FS on
> linux-next since next-20170517. This is bad, DEBUG_FS is extremely
> useful for kernel introspection and testing.
> 
> Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>

Applied, thanks.

WARNING: multiple messages have this Message-ID (diff)
From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: imx_v6_v7_defconfig: Explicitly restore CONFIG_DEBUG_FS
Date: Sun, 4 Jun 2017 11:42:11 +0800	[thread overview]
Message-ID: <20170604034210.GB4094@dragon> (raw)
In-Reply-To: <49b2579b9ad2e5ce0a7c4b163dffb5a885ac7dae.1495797565.git.leonard.crestez@nxp.com>

On Fri, May 26, 2017 at 02:26:06PM +0300, Leonard Crestez wrote:
> This option was removed by "make savedefconfig" in
> commit c5054a98bce4 ("ARM: imx_v6_v7_defconfig: Select SMSC_PHY")
> 
> This happened because CONFIG_DEBUG_FS was implicitly selected by
> CONFIG_TREE_RCU_TRACE which defaulted to true because CONFIG_RCU_TRACE
> was enabled by default by commit 961518259b3b ("rcu: Enable RCU
> tracepoints by default to aid in debugging")
> 
> Recently however CONFIG_RCU_TRACE was completely removed by
> commit 6e74c237c410 ("rcu: Remove debugfs tracing")
> 
> The result is that imx_v6_v7_defconfig no longer includes DEBUG_FS on
> linux-next since next-20170517. This is bad, DEBUG_FS is extremely
> useful for kernel introspection and testing.
> 
> Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>

Applied, thanks.

  parent reply	other threads:[~2017-06-04  3:42 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-26 11:26 [PATCH] ARM: imx_v6_v7_defconfig: Explicitly restore CONFIG_DEBUG_FS Leonard Crestez
2017-05-26 11:26 ` Leonard Crestez
2017-05-26 15:42 ` Paul E. McKenney
2017-05-26 15:42   ` Paul E. McKenney
2017-05-29 11:58   ` Leonard Crestez
2017-05-29 11:58     ` Leonard Crestez
2017-05-29 15:11     ` Paul E. McKenney
2017-05-29 15:11       ` Paul E. McKenney
2017-06-04  3:42 ` Shawn Guo [this message]
2017-06-04  3:42   ` Shawn Guo
     [not found] <41ed3514ffb9a858445150a91933b96e12086d73.1575998907.git.leonard.crestez@nxp.com>
     [not found] ` <20191210204544.GA4078779@kroah.com>
2019-12-11 19:02   ` Leonard Crestez

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