On Thu, Mar 19, 2015 at 10:18:51AM -0400, Steven Rostedt wrote: > When CONFIG_IRQ_WORK is not defined (difficult to do, as it also > requires CONFIG_PRINTK not to be defined), we get a build failure: > > kernel/built-in.o: In function `flush_smp_call_function_queue': > kernel/smp.c:263: undefined reference to `irq_work_run' > kernel/smp.c:263: undefined reference to `irq_work_run' > Makefile:933: recipe for target 'vmlinux' failed > > Simplest thing to do is to make irq_work_run() a nop when not set. > > Signed-off-by: Steven Rostedt <[email protected]>
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