Hi, Lucas! >>>>> On Wed, 19 Jul 2017 10:51:44 -0700, Lucas De Marchi wrote: > On Wed, Jul 19, 2017 at 7:56 AM, Yauheni Kaliuta > <yauheni.kali...@redhat.com> wrote: >> Normally exported symbol's crc is stored as absolute (SHN_ABS) >> value of special named symbol __crc_<symbol name>. >> >> When the kernel and modules are built with the config option >> CONFIG_MODULE_REL_CRCS, all the CRCs are put in a special section >> and the __crc_<symbol name> symbols values are offsets in the >> section. See patch description of the commit: >> >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=56067812d5b0e737ac2063e94a50f76b810d6ca3 >> >> Add kmod support of this configuration.
[...] > LGTM. I'll give this a try and apply. Thanks! I would also like to get some feedback from the kernel feature author, Ard Biesheuvel, that this does not miss other usecases. > Do you think it's possible to build an out-of-tree module with this > option so we can add one to the testsuite? I'll check what I can do. The problem is seen if you run depmod with -e -E, which I guess is not used too often. -- WBR, Yauheni Kaliuta
