tree-wide: Assorted spelling fixes

In particular, several occurances of funny versions of 'success',
'unknown', 'therefore', 'acknowledge', 'argument', 'achieve', 'address',
'beginning', 'desirable', 'separate' and 'necessary' are fixed.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Joe Perches <joe@perches.com>
Cc: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c
index 87f1760..554e0b8 100644
--- a/arch/sparc/kernel/leon_kernel.c
+++ b/arch/sparc/kernel/leon_kernel.c
@@ -124,7 +124,7 @@
 
 		if (!(LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->config) &
 		      (1<<LEON3_GPTIMER_SEPIRQ))) {
-			prom_printf("irq timer not configured with seperate irqs \n");
+			prom_printf("irq timer not configured with separate irqs \n");
 			BUG();
 		}
 
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index e856456..a565ee5 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -1353,7 +1353,7 @@
 }
 
 /* Like powerpc we can't get PMU interrupts within the PMU handler,
- * so no need for seperate NMI and IRQ chains as on x86.
+ * so no need for separate NMI and IRQ chains as on x86.
  */
 static DEFINE_PER_CPU(struct perf_callchain_entry, callchain);