Re: [PATCH 2/9] virtio_console: eliminate anonymous module_init & module_exit

Randy Dunlap
2022-03-17T20:41:24Z

On 3/17/22 08:47, Amit Shah wrote:
> On Wed, 2022-03-16 at 12:20 -0700, Randy Dunlap wrote:
>> Eliminate anonymous module_init() and module_exit(), which can lead to
>> confusion or ambiguity when reading System.map, crashes/oops/bugs,
>> or an initcall_debug log.
>>
>> Give each of these init and exit functions unique driver-specific
>> names to eliminate the anonymous names.
>>
>> Example 1: (System.map)
>> ffffffff832fc78c t init
>> ffffffff832fc79e t init
>> ffffffff832fc8f8 t init
>>
>> Example 2: (initcall_debug log)
>> calling init+0x0/0x12 @ 1
>> initcall init+0x0/0x12 returned 0 after 15 usecs
>> calling init+0x0/0x60 @ 1
>> initcall init+0x0/0x60 returned 0 after 2 usecs
>> calling init+0x0/0x9a @ 1
>> initcall init+0x0/0x9a returned 0 after 74 usecs
>>
>> Fixes: 31610434bc35 ("Virtio console driver")
>> Fixes: 7177876fea83 ("virtio: console: Add ability to remove module")
>> Signed-off-by: Randy Dunlap <
>> rdunlap@infradead.org
>>>
>> Cc: Amit Shah <
>> amit@kernel.org
>>>
>> Cc:
>> virtualization@lists.linux-foundation.org
>>
>> Cc: Arnd Bergmann <
>> arnd@arndb.de
>>>
>> Cc: Greg Kroah-Hartman <
>> gregkh@linuxfoundation.org
>>>
>> ---
>> drivers/char/virtio_console.c | 8 ++++----
>> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> Reviewed-by: Amit Shah <amit@kernel.org>
>
> I don't think the Fixes-by really applies here, though - we don't
> really want to push this into stable, nor do we want any automated
> tools to pick this up because of that tag..

Yeah, I'm fine with that.

thanks.

--
~Randy