typo fixes: mecanism -> mechanism

Signed-off-by: Adrian Bunk <[e-mail]>

arch/powerpc/kernel/prom_init.c

···
 }
 
 /*
- * Initialize memory allocation mecanism, parse "memory" nodes and
+ * Initialize memory allocation mechanism, parse "memory" nodes and
  * obtain that way the top of memory and RMO to setup out local allocator
  */
 static void __init prom_init_mem(void)

arch/powerpc/platforms/powermac/cpufreq_32.c

···
 static unsigned int sleep_freq;
 
 /*
- * Different models uses different mecanisms to switch the frequency
+ * Different models uses different mechanisms to switch the frequency
  */
 static int (*set_speed_proc)(int low_speed);
 static unsigned int (*get_speed_proc)(void);

drivers/macintosh/therm_pm72.h

···
  * 0. This appear to be safe enough for this first version
  * of the driver, though I would accept any clean patch
  * doing a better use of the device-tree without turning the
- * while i2c registration mecanism into a racy mess
+ * while i2c registration mechanism into a racy mess
  *
  * Note: Xserve changed this. We have some bits on the K2 bus,
  * which I arbitrarily set to 0x200. Ultimately, we really want

drivers/video/aty/radeonfb.h

···
 /* Note about this function: we have some rare cases where we must not schedule,
  * this typically happen with our special "wake up early" hook which allows us to
  * wake up the graphic chip (and thus get the console back) before everything else
- * on some machines that support that mecanism. At this point, interrupts are off
+ * on some machines that support that mechanism. At this point, interrupts are off
  * and scheduling is not permitted
  */
 static inline void _radeon_msleep(struct radeonfb_info *rinfo, unsigned long ms)

include/asm-powerpc/of_device.h

···
 /*
  * The of_platform_bus_type is a bus type used by drivers that do not
  * attach to a macio or similar bus but still use OF probing
- * mecanism
+ * mechanism
  */
 extern struct bus_type of_platform_bus_type;
 

include/asm-powerpc/pmac_pfunc.h

···
  *
  * The args array contains as many arguments as is required by the function,
  * this is dependent on the function you are calling, unfortunately Apple
- * mecanism provides no way to encode that so you have to get it right at
+ * mechanism provides no way to encode that so you have to get it right at
  * the call site. Some functions require no args, in which case, you can
  * pass NULL.
  *

include/asm-ppc/page.h

···
 #define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
 				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
-/* We do define AT_SYSINFO_EHDR but don't use the gate mecanism */
+/* We do define AT_SYSINFO_EHDR but don't use the gate mechanism */
 #define __HAVE_ARCH_GATE_AREA		1
 
 #include <asm-generic/memory_model.h>

include/linux/fb.h

···
  * Frame buffer operations
  *
  * LOCKING NOTE: those functions must _ALL_ be called with the console
- * semaphore held, this is the only suitable locking mecanism we have
+ * semaphore held, this is the only suitable locking mechanism we have
  * in 2.6. Some may be called at interrupt time at this point though.
  */