Remove HAVE_PERF_EVENTS and PERF_USE_VMALLOC under config
SPARC because they're under SPARC64 too. Supporting
perf_event needs atomic64 operations but AFAIK sparc32
doesn't provide them, CMIIW. ;-) Also removes redundant
HAVE_IRQ_WORK line.
Signed-off-by: NNamhyung Kim <namhyung@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>