linux-kernel - Re: [PATCH] :scripts: prune-kernel : prunning kernel generalize way

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Message-ID: <b6ad816a-c67e-f16c-3613-563a43b629ad@infradead.org>
Date:   Tue, 15 Oct 2019 19:23:27 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Bhaskar Chowdhury <unixbhaskar@...il.com>
Cc:     yamada.masahiro@...ionext.com, michal.lkml@...kovi.net,
        linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        bfields@...ldses.org
Subject: Re: [PATCH] :scripts: prune-kernel : prunning kernel generalize way

On 10/15/19 6:36 PM, Bhaskar Chowdhury wrote:
> On 16:03 Tue 15 Oct 2019, Randy Dunlap wrote:
>> Subject: s/prunning/pruning/
>> Subject:  s/:scripts:/scripts:/
>>
>> On 10/15/19 7:55 AM, Bhaskar Chowdhury wrote:
>>> This patch will remove old kernels from system selective way.
>>
>>                                                 in a selective way.
>>
>>>
>>> Signed-off-by: Bhaskar Chowdhury <unixbhaskar@...il.com>
>>> ---
>>>  scripts/prune-kernel | 16 ++++++++--------
>>>  1 file changed, 8 insertions(+), 8 deletions(-)
>>>
>>> diff --git a/scripts/prune-kernel b/scripts/prune-kernel
>>> index 74143f229f84..28fae6c91218 100755
>>> --- a/scripts/prune-kernel
>>> +++ b/scripts/prune-kernel
>>> @@ -33,7 +33,7 @@ printf "\t\n Enlist the installed kernels \n\n\n"
>>>  cd $boot_dir && pwd
>>>
>>>  #Bash experts not recomend to run ls inside script,but you can by running that too
>>> -# ls -1 vmlinuz-*
>>> +# ls -1 vmlinuz-*
>>>
>>>  #This is the recommended way , little complex but that's what people want to see!
>>>
>>> @@ -42,10 +42,10 @@ find $boot_dir -name "vmlinuz-*" -type f -print0 -exec ls -1 {} \;
>>>  printf "\n\n\n Well, we need to purge some kernel to gain some space.\n\n\n"
>>>
>>>
>>> -printf "Please give the kernel version to remove: %s"
>>> +printf "Please give the kernel version to remove: %s"
>>>  read kernel_version
>>>
>>> -remove_old_kernel
>>> +remove_old_kernel
>>>
>>>  printf "\n\n Remove associated modules too ... \n\n"
>>>
>>> @@ -54,7 +54,7 @@ cd $modules_dir && pwd
>>>  printf "\n\n\n Enlist the installed modules \n\n\n"
>>>
>>>  #This is (-1) minus one not l(el)
>>> -# ls -1
>>> +# ls -1
>>>
>>>  find $modules_dir -name "$kernel_version-*" -type f -print0 -exec ls -1 {} \;
>>>
>>> @@ -66,14 +66,14 @@ rm -rf $modules_version
>>>  printf "\n\n Done \n\n"
>>>
>>>  printf "\n\n Want to remove another?[Yn] : %s"
>>> -read response
>>> +read response
>>>
>>>
>>>  if [[ $response == "Y" ]]; then
>>> - printf "Please give another version to remove : %s"
>>> + printf "Please give another version to remove : %s"
>>>   read kernel_version
>>>
>>> -remove_old_kernel
>>> +remove_old_kernel
>>>
>>>  elif [[ $response == "n" ]]; then
>>>
>>> @@ -81,4 +81,4 @@ elif [[ $response == "n" ]]; then
>>>
>>>  fi
>>>
>>> -exit 0
>>> +exit 0
>>> -- 
>>> 2.21.0
>>>
>>
>> Trying to apply this patch with 'patch --verbose' says:
>>
>> checking file scripts/prune-kernel
>> Using Plan A...
>> Hunk #1 FAILED at 33.
>> Hunk #2 FAILED at 42.
>> Hunk #3 FAILED at 54.
>> Hunk #4 FAILED at 66.
>> Hunk #5 FAILED at 81.
>> 5 out of 5 hunks FAILED
>> Hmm...  Ignoring the trailing garbage.
>> done
>>
>>
>> Those + and - lines with the same content don't make any sense.
>>
>> And probably Cc: the author of the script:
>> J. Bruce Fields <bfields@...ldses.org>
>>
>> -- 
>> ~Randy
> 
> Thank you Randy, silly mistakes creeps in...my bad ...will correct that
> and resend.
> BTW I haven't found Bruce's name anywhere...where did you get it? Or did I
> miss the obvious??

It's in the git repository history for this file.

> Ran against get_maintainers and it only throw a open list , no other
> names.So kinda, stump by that.> Time to redo it again...huh


-- 
~Randy