On Thu, 15 Dec 2022 16:35:48 -0800 Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: > On Fri, 16 Dec 2022 11:21:21 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote: > > > Hi all, > > > > After merging the mm tree, today's linux-next build (powerpc > > ppc64_defconfig) failed like this: > > > > In file included from fs/btrfs/tree-checker.c:20: > > include/linux/error-injection.h: In function 'get_injectable_error_type': > > include/linux/error-injection.h:22:17: error: 'EOPNOTSUPP' undeclared (first use in this function) > > 22 | return -EOPNOTSUPP; > > | ^~~~~~~~~~ > > include/linux/error-injection.h:22:17: note: each undeclared identifier is reported only once for each function it appears in > > > > Caused by commit > > > > fcb9954aa1dc ("error-injection: remove EI_ETYPE_NONE") > > > > I have reverted that commit for today (and the following one). > > Thanks. I'll try the obvious: I sent v2 but it seems to be missed. https://lore.kernel.org/all/167094068123.608798.9238149148720683524.stgit@devnote3/T/#u Either your patch or v2 are OK for me. (doing the same thing) Thank you, > > --- a/include/linux/error-injection.h~error-injection-remove-ei_etype_none-fix > +++ a/include/linux/error-injection.h > @@ -4,6 +4,7 @@ > > #include <linux/compiler.h> > #include <asm-generic/error-injection.h> > +#include <linux/errno.h> > > #ifdef CONFIG_FUNCTION_ERROR_INJECTION > > _ > -- Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>