Hi,

On Fri, Aug 14, 2026 at 11:48:32AM +0100, Richard Purdie wrote:
> On Fri, 2026-08-14 at 09:48 +0300, Mikko Rapeli via lists.openembedded.org 
> wrote:
> > To support kernel version 7.2. Fixes build error:
> > 
> > > lttng-syscalls.c: In function 'lttng_syscall_event_enabler_create_event':
> > > lttng-syscalls.c:612:17: error: implicit declaration of function 
> > > 'strncpy' [-Wimplicit-function-declaration]
> > >   612 |                 strncpy(ev.name, desc->event_name, 
> > > LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1);
> > >       |                 ^~~~~~~
> > > lttng-syscalls.c:101:1: note: include '<string.h>' or provide a 
> > > declaration of 'strncpy'
> > >   100 | #include <instrumentation/syscalls/syscalls_unknown.h>
> > >   +++ |+#include <string.h>
> > >   101 | #undef TRACE_SYSTEM
> > > lttng-syscalls.c:612:17: warning: incompatible implicit declaration of 
> > > built-in function 'strncpy' [-Wbuiltin-declaration-mismatch]
> > >   612 |                 strncpy(ev.name, desc->event_name, 
> > > LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1);
> > >       |                 ^~~~~~~
> > > lttng-syscalls.c:612:17: note: include '<string.h>' or provide a 
> > > declaration of 'strncpy'
> > > lttng-syscalls.c:704:17: warning: incompatible implicit declaration of 
> > > built-in function 'strncpy' [-Wbuiltin-declaration-mismatch]
> > >   704 |                 strncpy(ev.name, desc->event_name, 
> > > LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1);
> > >       |                 ^~~~~~~
> > > lttng-syscalls.c:704:17: note: include '<string.h>' or provide a 
> > > declaration of 'strncpy'
> > 
> > Signed-off-by: Mikko Rapeli <[email protected]>
> > ---
> >  .../{lttng-modules_2.15.2.bb => lttng-modules_2.16.0-rc2.bb} | 5 +++--
> >  1 file changed, 3 insertions(+), 2 deletions(-)
> >  rename meta/recipes-kernel/lttng/{lttng-modules_2.15.2.bb => 
> > lttng-modules_2.16.0-rc2.bb} (94%)
> 
> This probably needs to have a PV of 2.16.0~rc2 else the version sorting
> when we upgrade to the release won't work...

Then the version is different compared to upstream tags. For CVEs I can set
CVE_VERSION.

> Do we know how far off the final release is?

Honestly I don't know. Past releases seem to have around six weeks between
last release candidate and actual release. v2.16.0-rc1 was tagged 7 weeks ago,
v2.16.0-rc2 just two weeks ago so feels like it is quite close now.

Cheers,

-Mikko
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