Re: [PATCH] kexec_lock:Fix comment for kexec_lock

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Thanks for the tips, I will post a new one later

在 2023/7/24 16:23, Baoquan He 写道:
> On 07/24/23 at 11:45am, Wenyu Liu(D) wrote:
>> kexec_mutex is replaced by an atomic variable in
>> 56314b90fd43bd2444 (panic, kexec: make __crash_kexec() NMI safe).
> 
> You could use a distros kernel or customized kernel and made change
> based on that. The commit id isn't correct. I pasted the right one
> at below.
> 
> commit 05c6257433b ("panic, kexec: make __crash_kexec() NMI safe")
> 
> Other than this, this looks good. You can post a new one with my ack.
> 
> Acked-by: Baoquan He <bhe@xxxxxxxxxx>
> 
>>
>> Fix some comment that still using kexec_mutex.
>>
>> Signed-off-by: Wenyu Liu  <liuwenyu7@xxxxxxxxxx>
>> ---
>>  kernel/kexec_file.c                | 2 +-
>>  security/integrity/ima/ima_kexec.c | 2 +-
>>  2 files changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
>> index 881ba0d1714c..b5bbb2fe0668 100644
>> --- a/kernel/kexec_file.c
>> +++ b/kernel/kexec_file.c
>> @@ -624,7 +624,7 @@ int kexec_locate_mem_hole(struct kexec_buf *kbuf)
>>   * kexec_add_buffer - place a buffer in a kexec segment
>>   * @kbuf:  Buffer contents and memory parameters.
>>   *
>> - * This function assumes that kexec_mutex is held.
>> + * This function assumes that kexec_lock is held.
>>   * On successful return, @kbuf->mem will have the physical address of
>>   * the buffer in memory.
>>   *
>> diff --git a/security/integrity/ima/ima_kexec.c b/security/integrity/ima/ima_kexec.c
>> index 419dc405c831..ad133fe120db 100644
>> --- a/security/integrity/ima/ima_kexec.c
>> +++ b/security/integrity/ima/ima_kexec.c
>> @@ -77,7 +77,7 @@ static int ima_dump_measurement_list(unsigned long *buffer_size, void **buffer,
>>   * Called during kexec_file_load so that IMA can add a segment to the kexec
>>   * image for the measurement list for the next kernel.
>>   *
>> - * This function assumes that kexec_mutex is held.
>> + * This function assumes that kexec_lock is held.
>>   */
>>  void ima_add_kexec_buffer(struct kimage *image)
>>  {
>> --
>> 2.33.0
>>
>> _______________________________________________
>> kexec mailing list
>> kexec@xxxxxxxxxxxxxxxxxxx
>> http://lists.infradead.org/mailman/listinfo/kexec
>>
> 

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