[PATCH v5 7/8] vmcore: calculate vmcore file size from buffer size and total size of vmcore objects

HATAYAMA Daisuke d.hatayama at jp.fujitsu.com
Wed May 15 04:25:41 EDT 2013

(2013/05/15 1:47), Vivek Goyal wrote:
> On Tue, May 14, 2013 at 10:57:46AM +0900, HATAYAMA Daisuke wrote:
>> The previous patches newly added holes before each chunk of memory and
>> the holes need to be count in vmcore file size. There are two ways to
>> count file size in such a way:
>> 1) supporse p as a poitner to the last program header entry with
>> PT_LOAD type, then roundup(p->p_offset + p->p_memsz, PAGE_SIZE), or

This part was wrong. This should have been:

1) support m as a pointer to the last vmcore object in vmcore_list, then 
file size is (m->offset + m->size), or

I'll correct this way in next patch.

Note that no functional change, only description is wrong here.


More information about the kexec mailing list