diff --git a/arch/parisc/kernel/perf.c b/arch/parisc/kernel/perf.c
index 75099ef..f9f6783 100644
--- a/arch/parisc/kernel/perf.c
+++ b/arch/parisc/kernel/perf.c
@@ -24,7 +24,7 @@
  *
  *  This driver programs the PCX-U/PCX-W performance counters
  *  on the PA-RISC 2.0 chips.  The driver keeps all images now
- *  internally to the kernel to hopefully eliminate the possiblity
+ *  internally to the kernel to hopefully eliminate the possibility
  *  of a bad image halting the CPU.  Also, there are different
  *  images for the PCX-W and later chips vs the PCX-U chips.
  *
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 137dc22..d84d192 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -721,7 +721,7 @@
 
 #ifdef CONFIG_PPC64
 	/*
-	 * Fill up the "systemcfg" stuff for backward compatiblity
+	 * Fill up the "systemcfg" stuff for backward compatibility
 	 */
 	strcpy((char *)vdso_data->eye_catcher, "SYSTEMCFG:PPC64");
 	vdso_data->version.major = SYSTEMCFG_MAJOR;
diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c
index ae06c62..52c98ed 100644
--- a/arch/powerpc/oprofile/op_model_cell.c
+++ b/arch/powerpc/oprofile/op_model_cell.c
@@ -248,7 +248,7 @@
 	 * There is no debug setup required for the cycles event.
 	 * Note that only events in the same group can be used.
 	 * Otherwise, there will be conflicts in correctly routing
-	 * the signals on the debug bus.  It is the responsiblity
+	 * the signals on the debug bus.  It is the responsibility
 	 * of the OProfile user tool to check the events are in
 	 * the same group.
 	 */
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c
index 8e67d5c..6bd5f88 100644
--- a/drivers/char/tty_ioctl.c
+++ b/drivers/char/tty_ioctl.c
@@ -315,7 +315,7 @@
  *	For maximal back compatibility with legacy SYS5/POSIX *nix behaviour
  *	we need to carefully set the bits when the user does not get the
  *	desired speed. We allow small margins and preserve as much of possible
- *	of the input intent to keep compatiblity.
+ *	of the input intent to keep compatibility.
  *
  *	Locking: Caller should hold termios lock. This is already held
  *	when calling this function from the driver termios handler.
diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
index 90b56ed..507e13d 100644
--- a/drivers/isdn/i4l/isdn_net.c
+++ b/drivers/isdn/i4l/isdn_net.c
@@ -1563,7 +1563,7 @@
 	*(__be32 *)(p +  4) = cpu_to_be32(CISCO_SLARP_KEEPALIVE);
 	*(__be32 *)(p +  8) = cpu_to_be32(lp->cisco_myseq);
 	*(__be32 *)(p + 12) = cpu_to_be32(lp->cisco_yourseq);
-	*(__be16 *)(p + 16) = cpu_to_be16(0xffff); // reliablity, always 0xffff
+	*(__be16 *)(p + 16) = cpu_to_be16(0xffff); // reliability, always 0xffff
 	p += 18;
 
 	isdn_net_write_super(lp, skb);
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index ed10381..e412980 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -988,7 +988,7 @@
 		goto bad_cipher;
 	}
 
-	/* Compatiblity mode for old dm-crypt cipher strings */
+	/* Compatibility mode for old dm-crypt cipher strings */
 	if (!chainmode || (strcmp(chainmode, "plain") == 0 && !ivmode)) {
 		chainmode = "cbc";
 		ivmode = "plain";
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 0241a7c..8b8558f 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -1396,7 +1396,7 @@
 		return ret;
 	}
 
-	/* binary compatiblity cruft */
+	/* binary compatibility cruft */
 	case __NET_ADD_IF_OLD:
 	{
 		struct __dvb_net_if_old *dvbnetif = parg;
diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c
index 75fa32e..685cc3a 100644
--- a/drivers/net/tokenring/ibmtr.c
+++ b/drivers/net/tokenring/ibmtr.c
@@ -96,7 +96,7 @@
  *
  *      Change by Mike Sullivan et al.:
  *      + added turbo card support. No need to use lanaid to configure
- *      the adapter into isa compatiblity mode.
+ *      the adapter into isa compatibility mode.
  *
  *      Changes by Burt Silverman to allow the computer to behave nicely when
  *	a cable is pulled or not in place, or a PCMCIA card is removed hot.
diff --git a/drivers/net/wireless/orinoco/hermes_dld.c b/drivers/net/wireless/orinoco/hermes_dld.c
index a3eefe1..84200da 100644
--- a/drivers/net/wireless/orinoco/hermes_dld.c
+++ b/drivers/net/wireless/orinoco/hermes_dld.c
@@ -550,7 +550,7 @@
 
 #define DEFAULT_PDR(pid) default_pdr_data_##pid
 
-/*  HWIF Compatiblity */
+/*  HWIF Compatibility */
 DEFINE_DEFAULT_PDR(0x0005, 10, "\x00\x00\x06\x00\x01\x00\x01\x00\x01\x00");
 
 /* PPPPSign */
@@ -656,7 +656,7 @@
 					 record_id + 1, pdi);
 			}
 			break;
-		case 0x5: /*  HWIF Compatiblity */
+		case 0x5: /*  HWIF Compatibility */
 			default_pdi = (struct pdi *) &DEFAULT_PDR(0x0005);
 			break;
 		case 0x108: /* PPPPSign */
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index 36c21b1..b59e240 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -732,7 +732,7 @@
 		break;
 	case TW_IOCTL_GET_COMPATIBILITY_INFO:
 		tw_ioctl->driver_command.status = 0;
-		/* Copy compatiblity struct into ioctl data buffer */
+		/* Copy compatibility struct into ioctl data buffer */
 		tw_compat_info = (TW_Compatibility_Info *)tw_ioctl->data_buffer;
 		memcpy(tw_compat_info, &tw_dev->tw_compat_info, sizeof(TW_Compatibility_Info));
 		break;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index faa0fcf..ff04821 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -8,7 +8,7 @@
 
    Copyright (C) 1999-2009 3ware Inc.
 
-   Kernel compatiblity By: 	Andre Hedrick <andre@suse.com>
+   Kernel compatibility By: 	Andre Hedrick <andre@suse.com>
    Non-Copyright (C) 2000	Andre Hedrick <andre@suse.com>
    
    Further tiny build fixes and trivial hoovering    Alan Cox
diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c
index 2be7d5b..2c98a6e 100644
--- a/drivers/scsi/nsp32.c
+++ b/drivers/scsi/nsp32.c
@@ -1419,7 +1419,7 @@
 		nsp32_msg(KERN_ERR, "Received unexpected BMCNTERR IRQ! ");
 		/*
 		 * TODO: To be implemented improving bus master
-		 * transfer reliablity when BMCNTERR is occurred in
+		 * transfer reliability when BMCNTERR is occurred in
 		 * AutoSCSI phase described in specification.
 		 */
 	}
diff --git a/drivers/uwb/neh.c b/drivers/uwb/neh.c
index 0af8916..78510a1 100644
--- a/drivers/uwb/neh.c
+++ b/drivers/uwb/neh.c
@@ -150,7 +150,7 @@
  *	 0xff is invalid, so they must not be used. Initialization
  *	 fills up those two in the bitmap so they are not allocated.
  *
- * We spread the allocation around to reduce the posiblity of two
+ * We spread the allocation around to reduce the possibility of two
  * consecutive opened @neh's getting the same context ID assigned (to
  * avoid surprises with late events that timed out long time ago). So
  * first we search from where @rc->ctx_roll is, if not found, we
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 2dfb3e7..5364d0be 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -598,7 +598,7 @@
 		goto errout;
 
 	/* compat_mode being true specifies a call that is supposed
-	 * to add additional backward compatiblity statistic TLVs.
+	 * to add additional backward compatibility statistic TLVs.
 	 */
 	if (compat_mode) {
 		if (a->type == TCA_OLD_COMPAT)
diff --git a/sound/pci/ice1712/juli.c b/sound/pci/ice1712/juli.c
index fd948bf..9c0f78e 100644
--- a/sound/pci/ice1712/juli.c
+++ b/sound/pci/ice1712/juli.c
@@ -380,7 +380,7 @@
 	 * inputs) are fed from Xilinx.
 	 *
 	 * I even checked traces on board and coded a support in driver for
-	 * an alternative possiblity - the unused I2S ICE output channels
+	 * an alternative possibility - the unused I2S ICE output channels
 	 * switched to HW-IN/SPDIF-IN and providing the monitoring signal to
 	 * the DAC - to no avail. The I2S outputs seem to be unconnected.
 	 *