** Description changed: [ Impact ] lttng-modules does not compile from source in Questing with kernel 6.17: src/../include/ringbuffer/frontend_api.h: In function ‘lib_ring_buffer_reserve’: /usr/src/linux-headers-6.17.0-3-generic/include/linux/percpu-defs.h:220:45: error: initialization from pointer to non-enclosed address space - 220 | const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \ - | ^ + 220 | const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \ + | ^ /usr/src/linux-headers-6.17.0-3-generic/include/linux/percpu-defs.h:238:9: note: in expansion of macro ‘__verify_pcpu_ptr’ - 238 | __verify_pcpu_ptr(ptr); \ - | ^~~~~~~~~~~~~~~~~ + 238 | __verify_pcpu_ptr(ptr); \ + | ^~~~~~~~~~~~~~~~~ src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro ‘per_cpu_ptr’ - 155 | buf = per_cpu_ptr(chan->backend.buf, ctx->priv.reserve_cpu); - | ^~~~~~~~~~~ + 155 | buf = per_cpu_ptr(chan->backend.buf, ctx->priv.reserve_cpu); + | ^~~~~~~~~~~ [ Fix ] - Patch the code to properly support Linux 6.17 by applying the following commits from upstream: + Rebase the package on the current Debian version (2.14.0-1) and + patch the code to properly support Linux 6.17 by applying the following commits from upstream: - f86e2417 fix: percpu: repurpose __percpu tag as a named address space qualifier (v6.15) - 49403039 fix: mm: remove the for_reclaim field from struct writeback_control (v6.17) [ Test Plan ] Build the dkms correctly on Questing: $ sudo apt install -y lttng-modules-dkms $ dkms status lttng-modules/2.14.0, 6.17.0-3-generic, x86_64: installed
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2122419 Title: lttng-modules FTBFS in Questing with kernel 6.17 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lttng-modules/+bug/2122419/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
