Re: checkpatch induced patches...

2015-02-12 Thread Sudip Mukherjee
On Thu, Feb 12, 2015 at 01:43:00AM +0300, Dan Carpenter wrote:
 On Wed, Feb 11, 2015 at 12:43:03PM -0800, Joe Perches wrote:
  Maybe some help/warning text like:
  
--forceWithout --force, checkpatch will not scan files
   using -f or --file outside of 
  drivers/staging/...
   Do not use this option merely to create 
  potential
   patches that are uncompiled or untested.
 
 Everyone compiles their patches hopefully?  The problem is with patches
 that aren't really a cleanup but are just done to make checkpatch happy.
 
 I guess documenting --force is better than not documenting.
can i make a suggestion?

1) we can have some sort of symbol in the MAINTAINER file to show if that 
maintainer wants style correction patch or not. 
a) if the maintainer doesnot want to receive such patches then 
checkpatch will only check that patch if that patch is part of a series, and 
there should be an extra option in checkpatch so that the user can inform 
checkpatch that it is a part of a series which is doing more than just style 
cleanups. 
b) And if the maintainer welcomes style check patches then checkpatch 
can check the patch without any extra option and -f can also be enabld for 
those files which are maintained by that particular maintainer.

2) is it not possible for checkpatch to check if the patch is already applied 
to the file or not? if the patch is applied and the timestamp of the .o file is 
older than the file in question then that will usually mean the user has not 
compiled the patch.

my perl skills are excellent so i am not sure these are practical suggestions 
or not .. :)

regards
sudip

 
 regards,
 dan carpenter
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Re: checkpatch induced patches...

2015-02-12 Thread Kalle Valo
Joe Perches j...@perches.com writes:

 On Wed, 2015-02-11 at 21:02 +0100, Richard Weinberger wrote:
 On Wed, Feb 11, 2015 at 7:36 PM, Dan Carpenter dan.carpen...@oracle.com 
 wrote:
  On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
  I'm half tempted to submit some patch like this to
  make it difficult to use checkpatch on files outside
  of drivers/staging.
 
  o Only allow checkpatch to be used with the -f/--file
option for drivers/staging/
  o Add an undocumented --force command line option
 
  Sure.  We could try that.  I once sent a patch to make -f generate a
  warning about not wasting people's time, but this is also ok.
 
  o Make --strict the default for drivers/staging
 
  Ack.
 
 FYI: We had already a heated debate on that topic.
 https://lkml.org/lkml/2014/7/17/415

 Yeah, I remember.

 It's always a pleasure to chat with Borislav.

 This is basically a patch that implements my suggestion
 in that thread.

 https://lkml.org/lkml/2014/7/17/427

 I wonder if the undocumented --force option is acceptable
 to Pavel and Kalle.

I don't mind if I have to add --force to my scripts as long as
checkpatch works similarly as before.

-- 
Kalle Valo
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Re: checkpatch induced patches...

2015-02-11 Thread Dan Carpenter
On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
 I'm half tempted to submit some patch like this to
 make it difficult to use checkpatch on files outside
 of drivers/staging.
 
 o Only allow checkpatch to be used with the -f/--file
   option for drivers/staging/
 o Add an undocumented --force command line option

Sure.  We could try that.  I once sent a patch to make -f generate a
warning about not wasting people's time, but this is also ok.

 o Make --strict the default for drivers/staging

Ack.

regards,
dan carpenter

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Re: checkpatch induced patches...

2015-02-11 Thread Joe Perches
On Wed, 2015-02-11 at 21:02 +0100, Richard Weinberger wrote:
 On Wed, Feb 11, 2015 at 7:36 PM, Dan Carpenter dan.carpen...@oracle.com 
 wrote:
  On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
  I'm half tempted to submit some patch like this to
  make it difficult to use checkpatch on files outside
  of drivers/staging.
 
  o Only allow checkpatch to be used with the -f/--file
option for drivers/staging/
  o Add an undocumented --force command line option
 
  Sure.  We could try that.  I once sent a patch to make -f generate a
  warning about not wasting people's time, but this is also ok.
 
  o Make --strict the default for drivers/staging
 
  Ack.
 
 FYI: We had already a heated debate on that topic.
 https://lkml.org/lkml/2014/7/17/415

Yeah, I remember.

It's always a pleasure to chat with Borislav.

This is basically a patch that implements my suggestion
in that thread.

https://lkml.org/lkml/2014/7/17/427

I wonder if the undocumented --force option is acceptable
to Pavel and Kalle.

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Re: checkpatch induced patches...

2015-02-11 Thread Richard Weinberger
On Wed, Feb 11, 2015 at 7:36 PM, Dan Carpenter dan.carpen...@oracle.com wrote:
 On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
 I'm half tempted to submit some patch like this to
 make it difficult to use checkpatch on files outside
 of drivers/staging.

 o Only allow checkpatch to be used with the -f/--file
   option for drivers/staging/
 o Add an undocumented --force command line option

 Sure.  We could try that.  I once sent a patch to make -f generate a
 warning about not wasting people's time, but this is also ok.

 o Make --strict the default for drivers/staging

 Ack.

FYI: We had already a heated debate on that topic.
https://lkml.org/lkml/2014/7/17/415

-- 
Thanks,
//richard
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Re: checkpatch induced patches...

2015-02-11 Thread Pavel Machek
On Wed 2015-02-11 12:20:25, Joe Perches wrote:
 On Wed, 2015-02-11 at 21:02 +0100, Richard Weinberger wrote:
  On Wed, Feb 11, 2015 at 7:36 PM, Dan Carpenter dan.carpen...@oracle.com 
  wrote:
   On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
   I'm half tempted to submit some patch like this to
   make it difficult to use checkpatch on files outside
   of drivers/staging.
  
   o Only allow checkpatch to be used with the -f/--file
 option for drivers/staging/
   o Add an undocumented --force command line option
  
   Sure.  We could try that.  I once sent a patch to make -f generate a
   warning about not wasting people's time, but this is also ok.
  
   o Make --strict the default for drivers/staging
  
   Ack.
  
  FYI: We had already a heated debate on that topic.
  https://lkml.org/lkml/2014/7/17/415
 
 Yeah, I remember.
 
 It's always a pleasure to chat with Borislav.
 
 This is basically a patch that implements my suggestion
 in that thread.
 
 https://lkml.org/lkml/2014/7/17/427
 
 I wonder if the undocumented --force option is acceptable
 to Pavel and Kalle.

Undocumented options are evil... You can add warning about not wasting
people's time in --force documentation...

Pavel

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(cesky, pictures) 
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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Re: checkpatch induced patches...

2015-02-11 Thread Joe Perches
On Wed, 2015-02-11 at 21:24 +0100, Pavel Machek wrote:
 On Wed 2015-02-11 12:20:25, Joe Perches wrote:
  On Wed, 2015-02-11 at 21:02 +0100, Richard Weinberger wrote:
   On Wed, Feb 11, 2015 at 7:36 PM, Dan Carpenter dan.carpen...@oracle.com 
   wrote:
On Wed, Feb 11, 2015 at 10:00:29AM -0800, Joe Perches wrote:
I'm half tempted to submit some patch like this to
make it difficult to use checkpatch on files outside
of drivers/staging.
o Only allow checkpatch to be used with the -f/--file
  option for drivers/staging/
o Add an undocumented --force command line option
Sure.  We could try that.  I once sent a patch to make -f generate a
warning about not wasting people's time, but this is also ok.
o Make --strict the default for drivers/staging
[]
   FYI: We had already a heated debate on that topic.
   https://lkml.org/lkml/2014/7/17/415
[]
  This is basically a patch that implements my suggestion
  in that thread.
  https://lkml.org/lkml/2014/7/17/427
  
  I wonder if the undocumented --force option is acceptable
  to Pavel and Kalle.

 Undocumented options are evil... You can add warning about not wasting
 people's time in --force documentation...

Yeah, I had added --force to the help text
then removed it before sending, so I suppose
adding a warning there is OK too.

Nobody reads the --help text anyway.

Dan/Andrew/Greg?  You got a preference?

Maybe some help/warning text like:

  --forceWithout --force, checkpatch will not scan files
 using -f or --file outside of drivers/staging/...
 Do not use this option merely to create potential
 patches that are uncompiled or untested.


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Re: checkpatch induced patches...

2015-02-11 Thread Joe Perches
On Thu, 2015-02-12 at 01:43 +0300, Dan Carpenter wrote:
 On Wed, Feb 11, 2015 at 12:43:03PM -0800, Joe Perches wrote:
  Maybe some help/warning text like:
  
--forceWithout --force, checkpatch will not scan files
   using -f or --file outside of 
  drivers/staging/...
   Do not use this option merely to create 
  potential
   patches that are uncompiled or untested.
 
 Everyone compiles their patches hopefully?

Maybe they're simply hopeful their patches compile.

Many checkpatch users seem unaware their patches
need to compile though.


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Re: checkpatch induced patches...

2015-02-11 Thread Richard Weinberger
Am 11.02.2015 um 23:43 schrieb Dan Carpenter:
 On Wed, Feb 11, 2015 at 12:43:03PM -0800, Joe Perches wrote:
 Maybe some help/warning text like:

   --forceWithout --force, checkpatch will not scan files
  using -f or --file outside of 
 drivers/staging/...
  Do not use this option merely to create 
 potential
  patches that are uncompiled or untested.
 
 Everyone compiles their patches hopefully?  The problem is with patches
 that aren't really a cleanup but are just done to make checkpatch happy.
 
 I guess documenting --force is better than not documenting.

Documentation is like sex: when it is good, it is very, very good; and when it 
is bad, it is better than nothing. -- Dick Brandon

Thanks,
//richard
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Re: checkpatch induced patches...

2015-02-11 Thread Dan Carpenter
On Wed, Feb 11, 2015 at 12:43:03PM -0800, Joe Perches wrote:
 Maybe some help/warning text like:
 
   --forceWithout --force, checkpatch will not scan files
  using -f or --file outside of drivers/staging/...
  Do not use this option merely to create potential
  patches that are uncompiled or untested.

Everyone compiles their patches hopefully?  The problem is with patches
that aren't really a cleanup but are just done to make checkpatch happy.

I guess documenting --force is better than not documenting.

regards,
dan carpenter
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