Build error with kernel 6.8

[fcarreno-git]

make -C module install make[1]: Entering directory '/home/fcarreno/Baixades/rdisk/rapiddisk-master/module' make -C /lib/modules/6.8.0-45-lowlatency/build M=/home/fcarreno/Baixades/rdisk/rapiddisk-master/module make[2]: Entering directory '/usr/src/linux-headers-6.8.0-45-lowlatency' warning: the compiler differs from the one used to build the kernel The kernel was built by: x86_64-linux-gnu-gcc-13 (Ubuntu 13.2.0-23ubuntu4) 13.2.0 You are using: gcc-13 (Ubuntu 13.2.0-23ubuntu4) 13.2.0 CC [M] /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.o /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:166:5: warning: no previous prototype for ‘dm_io_async_bvec’ [-Wmissing-prototypes] 166 | int dm_io_async_bvec(unsigned int num_regions, struct dm_io_region where, | ^~~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c: In function ‘dm_io_async_bvec’: /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:202:16: error: too few arguments to function ‘dm_io’ 202 | return dm_io(&iorq, num_regions, where, NULL); | ^~~~~ In file included from /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:46: ./include/linux/dm-io.h:82:5: note: declared here 82 | int dm_io(struct dm_io_request io_req, unsigned int num_regions, | ^~~~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c: At top level: /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:257:6: warning: no previous prototype for ‘rc_io_callback’ [-Wmissing-prototypes] 257 | void rc_io_callback(unsigned long error, void context) | ^~~~~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:373:5: warning: no previous prototype for ‘rc_do_complete’ [-Wmissing-prototypes] 373 | int rc_do_complete(struct kcached_job job) | ^~~~~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:415:6: warning: no previous prototype for ‘kcached_client_destroy’ [-Wmissing-prototypes] 415 | void kcached_client_destroy(struct cache_context dmc) | ^~~~~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:823:5: warning: no previous prototype for ‘rc_map’ [-Wmissing-prototypes] 823 | int rc_map(struct dm_target ti, struct bio *bio) | ^~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:1263:12: warning: no previous prototype for ‘rc_init’ [-Wmissing-prototypes] 1263 | int init rc_init(void) | ^~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:1283:6: warning: no previous prototype for ‘rc_exit’ [-Wmissing-prototypes] 1283 | void rc_exit(void) | ^~~ /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c: In function ‘dm_io_async_bvec’: /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.c:203:1: error: control reaches end of non-void function [-Werror=return-type] 203 | } | ^ cc1: some warnings being treated as errors make[4]: [scripts/Makefile.build:243: /home/fcarreno/Baixades/rdisk/rapiddisk-master/module/rapiddisk-cache.o] Error 1 make[3]: [/usr/src/linux-headers-6.8.0-45-lowlatency/Makefile:1925: /home/fcarreno/Baixades/rdisk/rapiddisk-master/module] Error 2 make[2]: *** [Makefile:240: sub-make] Error 2 make[2]: Leaving directory '/usr/src/linux-headers-6.8.0-45-lowlatency' make[1]: [Makefile:37: all] Error 2 make[1]: Leaving directory '/home/fcarreno/Baixades/rdisk/rapiddisk-master/module' make: [Makefile:29: module] Error 2

[bberberov]

Which release was this run on? Is it 24.04LTS?

[fcarreno-git]

Yes, Kubuntu 24.04.1 LTS x86_64