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Date: Thu, 8 Apr 2021 23:23:03 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Subject: Re: [PATCH v1 1/1] kernel.h: Split out panic and oops helpers
Message-Id: <20210408232303.453749e0e6fb0adfa8545440@linux-foundation.org>
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 <202104061143.E11D2D0@keescook>
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On Wed, 7 Apr 2021 11:46:37 +0300 Andy Shevchenko <andy.shevchenko@gmail.com> wrote:

> On Wed, Apr 7, 2021 at 11:17 AM Kees Cook <keescook@chromium.org> wrote:
> >
> > On Tue, Apr 06, 2021 at 04:31:58PM +0300, Andy Shevchenko wrote:
> > > kernel.h is being used as a dump for all kinds of stuff for a long time.
> > > Here is the attempt to start cleaning it up by splitting out panic and
> > > oops helpers.
> > >
> > > At the same time convert users in header and lib folder to use new header.
> > > Though for time being include new header back to kernel.h to avoid twisted
> > > indirected includes for existing users.
> > >
> > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> >
> > I like it! Do you have a multi-arch CI to do allmodconfig builds to
> > double-check this?
> 
> Unfortunately no, I rely on plenty of bots that are harvesting mailing lists.
> 
> But I will appreciate it if somebody can run this through various build tests.
> 

um, did you try x86_64 allmodconfig?

I'm up to
kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix-fix.patch
and counting.

From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix

more files need panic_notifier.h

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/x86/xen/enlighten.c        |    1 +
 drivers/video/fbdev/hyperv_fb.c |    1 +
 2 files changed, 2 insertions(+)

--- a/arch/x86/xen/enlighten.c~kernelh-split-out-panic-and-oops-helpers-fix
+++ a/arch/x86/xen/enlighten.c
@@ -6,6 +6,7 @@
 #include <linux/cpu.h>
 #include <linux/kexec.h>
 #include <linux/slab.h>
+#include <linux/panic_notifier.h>
 
 #include <xen/xen.h>
 #include <xen/features.h>
--- a/drivers/video/fbdev/hyperv_fb.c~kernelh-split-out-panic-and-oops-helpers-fix
+++ a/drivers/video/fbdev/hyperv_fb.c
@@ -52,6 +52,7 @@
 #include <linux/completion.h>
 #include <linux/fb.h>
 #include <linux/pci.h>
+#include <linux/panic_notifier.h>
 #include <linux/efi.h>
 #include <linux/console.h>
 
_


From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix

arch/x86/purgatory/purgatory.c needs kernel.h

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/x86/purgatory/purgatory.c |    1 +
 1 file changed, 1 insertion(+)

--- a/arch/x86/purgatory/purgatory.c~kernelh-split-out-panic-and-oops-helpers-fix-fix
+++ a/arch/x86/purgatory/purgatory.c
@@ -8,6 +8,7 @@
  *       Vivek Goyal <vgoyal@redhat.com>
  */
 
+#include <linux/kernel.h>
 #include <linux/bug.h>
 #include <crypto/sha2.h>
 #include <asm/purgatory.h>
_

From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix-fix

drivers/clk/analogbits/wrpll-cln28hpc.c needs minmax.h, math.h and limits.h

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/clk/analogbits/wrpll-cln28hpc.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/drivers/clk/analogbits/wrpll-cln28hpc.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix
+++ a/drivers/clk/analogbits/wrpll-cln28hpc.c
@@ -25,6 +25,10 @@
 #include <linux/err.h>
 #include <linux/log2.h>
 #include <linux/math64.h>
+#include <linux/minmax.h>
+#include <linux/math.h>
+#include <linux/limits.h>
+
 #include <linux/clk/analogbits-wrpll-cln28hpc.h>
 
 /* MIN_INPUT_FREQ: minimum input clock frequency, in Hz (Fref_min) */
_

From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix

drivers/misc/pvpanic/pvpanic.c needs panic_notifier.h

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/misc/pvpanic/pvpanic.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/misc/pvpanic/pvpanic.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix
+++ a/drivers/misc/pvpanic/pvpanic.c
@@ -13,6 +13,7 @@
 #include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/panic_notifier.h>
 #include <linux/types.h>
 #include <linux/cdev.h>
 #include <linux/list.h>
_
From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix

fix drivers/misc/pvpanic/pvpanic.c and drivers/net/ipa/ipa_smp2p.c

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/net/ipa/ipa_smp2p.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ipa/ipa_smp2p.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix
+++ a/drivers/net/ipa/ipa_smp2p.c
@@ -8,6 +8,7 @@
 #include <linux/device.h>
 #include <linux/interrupt.h>
 #include <linux/notifier.h>
+#include <linux/panic_notifier.h>
 #include <linux/soc/qcom/smem.h>
 #include <linux/soc/qcom/smem_state.h>
 
_

From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix

fix drivers/power/reset/ltc2952-poweroff.c and drivers/misc/bcm-vk/bcm_vk_dev.c

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/misc/bcm-vk/bcm_vk_dev.c       |    1 +
 drivers/power/reset/ltc2952-poweroff.c |    1 +
 2 files changed, 2 insertions(+)

--- a/drivers/power/reset/ltc2952-poweroff.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix
+++ a/drivers/power/reset/ltc2952-poweroff.c
@@ -52,6 +52,7 @@
 #include <linux/slab.h>
 #include <linux/kmod.h>
 #include <linux/module.h>
+#include <linux/panic_notifier.h>
 #include <linux/mod_devicetable.h>
 #include <linux/gpio/consumer.h>
 #include <linux/reboot.h>
--- a/drivers/misc/bcm-vk/bcm_vk_dev.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix
+++ a/drivers/misc/bcm-vk/bcm_vk_dev.c
@@ -9,6 +9,7 @@
 #include <linux/fs.h>
 #include <linux/idr.h>
 #include <linux/interrupt.h>
+#include <linux/panic_notifier.h>
 #include <linux/kref.h>
 #include <linux/module.h>
 #include <linux/mutex.h>
_

From: Andrew Morton <akpm@linux-foundation.org>
Subject: kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix-fix

fix drivers/leds/trigger/ledtrig-panic.c and drivers/firmware/google/gsmi.c

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/firmware/google/gsmi.c       |    1 +
 drivers/leds/trigger/ledtrig-panic.c |    1 +
 2 files changed, 2 insertions(+)

--- a/drivers/leds/trigger/ledtrig-panic.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix-fix
+++ a/drivers/leds/trigger/ledtrig-panic.c
@@ -8,6 +8,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/notifier.h>
+#include <linux/panic_notifier.h>
 #include <linux/leds.h>
 #include "../leds.h"
 
--- a/drivers/firmware/google/gsmi.c~kernelh-split-out-panic-and-oops-helpers-fix-fix-fix-fix-fix-fix-fix
+++ a/drivers/firmware/google/gsmi.c
@@ -19,6 +19,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/fs.h>
 #include <linux/slab.h>
+#include <linux/panic_notifier.h>
 #include <linux/ioctl.h>
 #include <linux/acpi.h>
 #include <linux/io.h>
_


and.... drivers/leds/trigger/ledtrig-heartbeat.c as well.

I'll drop it.