On Fri 2019-12-06 09:25:03, Stephen Rothwell wrote: > Hi all, > > After merging the printk tree, today's linux-next build (arm > multi_v7_defconfig) failed like this: > > kernel/trace/trace.c: In function 'register_tracer': > kernel/trace/trace.c:1892:3: error: implicit declaration of function 'pr_warning'; did you mean 'pr_warn'? [-Werror=implicit-function-declaration] > 1892 | pr_warning("Can not register tracer %s due to lockdown\n", > | ^~~~~~~~~~ > | pr_warn > > Caused by commit > > 55130ba7f010 ("printk: Drop pr_warning definition") > > interacting with commit > > a356646a5685 ("tracing: Do not create directories if lockdown is in affect") > > from Linus' tree. > > I have applied the following merge fix patch for today: > > From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> > Date: Fri, 6 Dec 2019 09:21:57 +1100 > Subject: [PATCH] fix up for "printk: Drop pr_warning definition" > > Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> I have pushed the patch into printk.git, for-5.5-pr_warning-removal. And updated the for-next branch. Thanks a lot for the fix and sorry for the incovenience. Best Regards, Petr