Stephen Rothwell wrote: > Hi all, > > Today's linux-next build (x86_64 allmodconfig) failed like this: > > kernel/trace/trace_functions_graph.c: In function 'graph_trace_close': > kernel/trace/trace_functions_graph.c:836: error: implicit declaration of function 'percpu_free' > > The direct cause is commit 422d3c7a577b15e1384c9d4e72a9540896b685fa > ("tracing: current tip/master can't enable ftrace") from the tracing tree > which exposed an interaction between commit > f2a8205c4ef1af917d175c36a4097ae5587791c8 ("percpu: kill percpu_alloc() > and friends") from the tip-core tree and commit > 9005f3ebebfcfe9ccd731d16c468907a35ac1f9a ("tracing/function-graph-tracer: > various fixes and features") from the tracing tree. > > I have reverted commit 422d3c7a577b15e1384c9d4e72a9540896b685fa for > today. (As a side note, that commit has no Signed-off-by ...) Just in case someone doesn't know yet. The remedy is using free_percpu() instead of percpu_free(). Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html