On 2025-11-06, John Ogness <[email protected]> wrote:
>> I think that we should do the following:
>>
>> diff --git a/kernel/printk/printk_ringbuffer.c 
>> b/kernel/printk/printk_ringbuffer.c
>> index 839f504db6d3..78e02711872e 100644
>> --- a/kernel/printk/printk_ringbuffer.c
>> +++ b/kernel/printk/printk_ringbuffer.c
>> @@ -1260,9 +1260,8 @@ static const char *get_data(struct prb_data_ring 
>> *data_ring,
>>              return NULL;
>>      }
>>  
>> -    /* Regular data block: @begin less than @next and in same wrap. */
>> -    if (!is_blk_wrapped(data_ring, blk_lpos->begin, blk_lpos->next) &&
>> -        blk_lpos->begin < blk_lpos->next) {
>> +    /* Regular data block: @begin and @next in same wrap. */
>> +    if (!is_blk_wrapped(data_ring, blk_lpos->begin, blk_lpos->next)) {
>>              db = to_block(data_ring, blk_lpos->begin);
>>              *data_size = blk_lpos->next - blk_lpos->begin;

Upon further consideration, your suggestion here is better. The wrapping
data block detection should continue to make sure there is exactly one 1
wrap. The size check will not catch the case where there are multiple
wraps.

John


_______________________________________________
Linux-f2fs-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel

Reply via email to