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From: Sinan Kaya <okaya@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: josh@joshtriplett.org, keescook@chromium.org,
	Sinan Kaya <okaya@kernel.org>
Subject: [PATCH v5 0/5] init: Do not select DEBUG_KERNEL by default
Date: Sat, 13 Apr 2019 22:44:33 +0000	[thread overview]
Message-ID: <20190413224438.10802-1-okaya@kernel.org> (raw)

CONFIG_DEBUG_KERNEL has been designed to just enable Kconfig options.
Kernel code generatoin should not depend on CONFIG_DEBUG_KERNEL.

Proposed alternative plan: let's add a new symbol, something like
DEBUG_MISC ("Miscellaneous debug code that should be under a more
specific debug option but isn't"), make it depend on DEBUG_KERNEL and be
"default DEBUG_KERNEL" but allow itself to be turned off, and then
mechanically change the small handful of "#ifdef CONFIG_DEBUG_KERNEL" to
"#ifdef CONFIG_DEBUG_MISC".

Diff from v4:
- collect reviewed-by
- collect acked-by
- fix nit on 1/5

Sinan Kaya (5):
  init: Introduce DEBUG_MISC option
  powerpc: Replace CONFIG_DEBUG_KERNEL with CONFIG_DEBUG_MISC
  mips: Replace CONFIG_DEBUG_KERNEL with CONFIG_DEBUG_MISC
  xtensa: Replace CONFIG_DEBUG_KERNEL with CONFIG_DEBUG_MISC
  net: Replace CONFIG_DEBUG_KERNEL with CONFIG_DEBUG_MISC

 arch/mips/kernel/setup.c           | 2 +-
 arch/powerpc/kernel/sysfs.c        | 8 ++++----
 arch/xtensa/include/asm/irqflags.h | 2 +-
 arch/xtensa/kernel/smp.c           | 2 +-
 lib/Kconfig.debug                  | 9 +++++++++
 net/netfilter/core.c               | 2 +-
 6 files changed, 17 insertions(+), 8 deletions(-)

-- 
2.21.0


             reply	other threads:[~2019-04-13 22:44 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-13 22:44 Sinan Kaya [this message]
2019-04-13 22:44 ` [PATCH v5 1/5] init: Introduce DEBUG_MISC option Sinan Kaya
2019-04-13 22:44 ` [PATCH v5 2/5] powerpc: Replace CONFIG_DEBUG_KERNEL with CONFIG_DEBUG_MISC Sinan Kaya
2019-04-13 22:44 ` [PATCH v5 3/5] mips: " Sinan Kaya
2019-04-13 22:44 ` [PATCH v5 4/5] xtensa: " Sinan Kaya
2019-04-13 22:48   ` Max Filippov
2019-04-13 22:44 ` [PATCH v5 5/5] net: " Sinan Kaya
2019-04-15  3:55 ` [PATCH v5 0/5] init: Do not select DEBUG_KERNEL by default Kees Cook
2019-04-23 22:02   ` Sinan Kaya
2019-04-23 22:05     ` Kees Cook

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