Re: errors compiling bcachefs-tools v1.20.0 on debian 12

["Malte Schröder" <malte.schroeder@tnxip.de>]

On 17/03/2025 22:12, John Stoffel wrote:
> Hi guys,
> I'm trying to upgrade the bcachefs tools since I tend to use newer
> kernels on my Debian 12 system.  The debian packages bcachefs-tools
> are ancient.  
>
> So I cloned the repo, installed the pre-reqs and I'm trying to compile
> it, but I get the following:
>
>
> quad:/bcachefs/bcachefs1/bcachefs-tools$ make
>     [CC]     c_src/bcachefs.o
> In file included from ./libbcachefs/bcachefs.h:202,
>                  from c_src/tools-util.h:21,
>                  from c_src/cmds.h:10,
>                  from c_src/bcachefs.c:26:
> include/linux/srcu.h:10:41: error: return type is an incomplete type
>    10 | static inline struct urcu_gp_poll_state get_state_synchronize_rcu()
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h: In function ‘get_state_synchronize_rcu’:
> include/linux/srcu.h:12:16: warning: implicit declaration of function ‘start_poll_synchronize_rcu’ ]
>    12 |         return start_poll_synchronize_rcu();
>       |                ^~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h:12:16: warning: ‘return’ with a value, in function returning void [-Wreturn-ty]
>    12 |         return start_poll_synchronize_rcu();
>       |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h:10:41: note: declared here
>    10 | static inline struct urcu_gp_poll_state get_state_synchronize_rcu()
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h: At top level:
> include/linux/srcu.h:25:99: error: parameter 2 (‘cookie’) has incomplete type
>    25 | bool poll_state_synchronize_srcu(struct srcu_struct *ssp, struct urcu_gp_poll_state cookie)
>       |                                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
>
> include/linux/srcu.h: In function ‘poll_state_synchronize_srcu’:
> include/linux/srcu.h:27:16: warning: implicit declaration of function ‘poll_state_synchronize_rcu’;]
>    27 |         return poll_state_synchronize_rcu(cookie);
>       |                ^~~~~~~~~~~~~~~~~~~~~~~~~~
>       |                poll_state_synchronize_srcu
> include/linux/srcu.h: At top level:
> include/linux/srcu.h:30:41: error: return type is an incomplete type
>    30 | static inline struct urcu_gp_poll_state start_poll_synchronize_srcu(struct srcu_struct *ssp)
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h: In function ‘start_poll_synchronize_srcu’:
> include/linux/srcu.h:32:16: warning: ‘return’ with a value, in function returning void [-Wreturn-ty]
>    32 |         return start_poll_synchronize_rcu();
>       |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h:30:41: note: declared here
>    30 | static inline struct urcu_gp_poll_state start_poll_synchronize_srcu(struct srcu_struct *ssp)
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/srcu.h: At top level:
> include/linux/srcu.h:35:41: error: return type is an incomplete type
>    35 | static inline struct urcu_gp_poll_state get_state_synchronize_srcu(struct srcu_struct *ssp)
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~~
> make: *** [Makefile:171: c_src/bcachefs.o] Error 1
> quad:/bcachefs/bcachefs1/bcachefs-tools$ git branch
>   master  * v1.20.0
>
Libs in Debian 12/Bookworm are too old for bcachefs-tools. I think
someone pulled it of by forcing some libs from Trixie, but that caused
other things to break.