diff --git a/Documentation/dell_rbu.txt b/Documentation/dell_rbu.txt
index 2c0d631..c11b931 100644
--- a/Documentation/dell_rbu.txt
+++ b/Documentation/dell_rbu.txt
@@ -81,8 +81,8 @@
 Also echoing either mono ,packet or init in to image_type will free up the
 memory allocated by the driver.
 
-If an user by accident executes steps 1 and 3 above without executing step 2;
-it will make the /sys/class/firmware/dell_rbu/ entries to disappear.
+If a user by accident executes steps 1 and 3 above without executing step 2;
+it will make the /sys/class/firmware/dell_rbu/ entries disappear.
 The entries can be recreated by doing the following
 echo init > /sys/devices/platform/dell_rbu/image_type
 NOTE: echoing init in image_type does not change it original value.
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index 71f0fe1..898b498 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1475,7 +1475,7 @@
 
 0x020100:	Marker for thinkpad-acpi with hot key NVRAM polling
 		support.  If you must, use it to know you should not
-		start an userspace NVRAM poller (allows to detect when
+		start a userspace NVRAM poller (allows to detect when
 		NVRAM is compiled out by the user because it is
 		unneeded/undesired in the first place).
 0x020101:	Marker for thinkpad-acpi with hot key NVRAM polling
diff --git a/Documentation/networking/tuntap.txt b/Documentation/networking/tuntap.txt
index 839cbb7..c0aab98 100644
--- a/Documentation/networking/tuntap.txt
+++ b/Documentation/networking/tuntap.txt
@@ -118,7 +118,7 @@
 It is used by VTun (http://vtun.sourceforge.net).
 
 Another interesting application using TUN/TAP is pipsecd
-(http://perso.enst.fr/~beyssac/pipsec/), an userspace IPSec
+(http://perso.enst.fr/~beyssac/pipsec/), a userspace IPSec
 implementation that can use complete kernel routing (unlike FreeS/WAN).
 
 3. How does Virtual network device actually work ? 
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index 6d813de..184acc9 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -401,7 +401,7 @@
  * called from sigreturn(), must ensure userspace code didn't
  * manipulate exception frame to circumvent protection, then complete
  * pending writebacks
- * we just clear TM2 to turn it into an userspace access
+ * we just clear TM2 to turn it into a userspace access
  */
 asmlinkage void berr_040cleanup(struct frame *fp)
 {
diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/executer/exprep.c
index 5d438c3..a7dc87e 100644
--- a/drivers/acpi/executer/exprep.c
+++ b/drivers/acpi/executer/exprep.c
@@ -404,7 +404,7 @@
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Construct an union acpi_operand_object of type def_field and
+ * DESCRIPTION: Construct a union acpi_operand_object of type def_field and
  *              connect it to the parent Node.
  *
  ******************************************************************************/
diff --git a/drivers/acpi/executer/exresolv.c b/drivers/acpi/executer/exresolv.c
index 89571b9..60e8c47 100644
--- a/drivers/acpi/executer/exresolv.c
+++ b/drivers/acpi/executer/exresolv.c
@@ -146,7 +146,7 @@
 
 	stack_desc = *stack_ptr;
 
-	/* This is an union acpi_operand_object    */
+	/* This is a union acpi_operand_object    */
 
 	switch (ACPI_GET_OBJECT_TYPE(stack_desc)) {
 	case ACPI_TYPE_LOCAL_REFERENCE:
diff --git a/drivers/acpi/executer/exstore.c b/drivers/acpi/executer/exstore.c
index 3318df4..1c118ba 100644
--- a/drivers/acpi/executer/exstore.c
+++ b/drivers/acpi/executer/exstore.c
@@ -274,7 +274,7 @@
  *
  * PARAMETERS:  *source_desc        - Value to be stored
  *              *dest_desc          - Where to store it.  Must be an NS node
- *                                    or an union acpi_operand_object of type
+ *                                    or a union acpi_operand_object of type
  *                                    Reference;
  *              walk_state          - Current walk state
  *
diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/resources/rscreate.c
index c0bbfa2..08b8d73 100644
--- a/drivers/acpi/resources/rscreate.c
+++ b/drivers/acpi/resources/rscreate.c
@@ -124,7 +124,7 @@
  *
  * FUNCTION:    acpi_rs_create_pci_routing_table
  *
- * PARAMETERS:  package_object          - Pointer to an union acpi_operand_object
+ * PARAMETERS:  package_object          - Pointer to a union acpi_operand_object
  *                                        package
  *              output_buffer           - Pointer to the user's buffer
  *
diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c
index c354e7a..4bef3cf 100644
--- a/drivers/acpi/utilities/utobject.c
+++ b/drivers/acpi/utilities/utobject.c
@@ -297,7 +297,7 @@
  *
  * RETURN:      TRUE if object is valid, FALSE otherwise
  *
- * DESCRIPTION: Validate a pointer to be an union acpi_operand_object
+ * DESCRIPTION: Validate a pointer to be a union acpi_operand_object
  *
  ******************************************************************************/
 
@@ -389,7 +389,7 @@
 {
 	ACPI_FUNCTION_TRACE_PTR(ut_delete_object_desc, object);
 
-	/* Object must be an union acpi_operand_object    */
+	/* Object must be a union acpi_operand_object    */
 
 	if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND) {
 		ACPI_ERROR((AE_INFO,
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 39ad820..af7c13c 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -769,7 +769,7 @@
 	/* Check status of board configured in system.  */
 
 	/*
-	 * I check to see if the epca_setup routine detected an user error. It
+	 * I check to see if the epca_setup routine detected a user error. It
 	 * might be better to put this in pc_init, but for the moment it goes
 	 * here.
 	 */
diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index 5f076ae..a8c8d9c 100644
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -83,7 +83,7 @@
 	select CPU_FREQ_GOV_USERSPACE
 	help
 	  Use the CPUFreq governor 'userspace' as default. This allows
-	  you to set the CPU frequency manually or when an userspace 
+	  you to set the CPU frequency manually or when a userspace 
 	  program shall be able to set the CPU dynamically without having
 	  to enable the userspace governor manually.
 
@@ -138,7 +138,7 @@
 	tristate "'userspace' governor for userspace frequency scaling"
 	help
 	  Enable this cpufreq governor when you either want to set the
-	  CPU frequency manually or when an userspace program shall
+	  CPU frequency manually or when a userspace program shall
 	  be able to set the CPU dynamically, like on LART 
 	  <http://www.lartmaker.nl/>.
 
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 379b7ff..b9e6bef 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -65,7 +65,7 @@
 
 /*
  * Scancode to keycode tables. These are just the default setting, and
- * are loadable via an userland utility.
+ * are loadable via a userland utility.
  */
 
 static const unsigned short atkbd_set2_keycode[512] = {
diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index b526596..173cf55 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -138,7 +138,7 @@
 	  Say Y here to enable Macintosh specific extensions of the generic
 	  backlight code. With this enabled, the brightness keys on older
 	  PowerBooks will be enabled so you can change the screen brightness.
-	  Newer models should use an userspace daemon like pbbuttonsd.
+	  Newer models should use a userspace daemon like pbbuttonsd.
 
 config PMAC_BACKLIGHT_LEGACY
 	bool "Provide legacy ioctl's on /dev/pmu for the backlight"
diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
index abdebe3..fa57b67 100644
--- a/drivers/misc/phantom.c
+++ b/drivers/misc/phantom.c
@@ -6,7 +6,7 @@
  *  the Free Software Foundation; either version 2 of the License, or
  *  (at your option) any later version.
  *
- *  You need an userspace library to cooperate with this driver. It (and other
+ *  You need a userspace library to cooperate with this driver. It (and other
  *  info) may be obtained here:
  *  http://www.fi.muni.cz/~xslaby/phantom.html
  *  or alternatively, you might use OpenHaptics provided by Sensable.
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index 6d04e05..f54360f 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -98,7 +98,7 @@
 {
 	s32		auth_type;
 	u32		object_name_len;
-	compat_caddr_t	object_name;	/* an userspace data, in most cases user name */
+	compat_caddr_t	object_name;	/* a userspace data, in most cases user name */
 };
 
 struct compat_ncp_fs_info_v2 {
diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h
index a597207..1954c9d 100644
--- a/include/acpi/acmacros.h
+++ b/include/acpi/acmacros.h
@@ -333,8 +333,8 @@
 #define ACPI_INSERT_BITS(target, mask, source)          target = ((target & (~(mask))) | (source & mask))
 
 /*
- * An struct acpi_namespace_node can appear in some contexts
- * where a pointer to an union acpi_operand_object can also
+ * A struct acpi_namespace_node can appear in some contexts
+ * where a pointer to a union acpi_operand_object can also
  * appear. This macro is used to distinguish them.
  *
  * The "Descriptor" field is the first field in both structures.
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 7220361..8222e8d 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -467,7 +467,7 @@
 
 /*
  * These are special object types that never appear in
- * a Namespace node, only in an union acpi_operand_object
+ * a Namespace node, only in a union acpi_operand_object
  */
 #define ACPI_TYPE_LOCAL_EXTRA           0x1C
 #define ACPI_TYPE_LOCAL_DATA            0x1D
diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h
index 9f2d763..f69e66d 100644
--- a/include/linux/ncp_fs.h
+++ b/include/linux/ncp_fs.h
@@ -87,7 +87,7 @@
 #define NCP_AUTH_NDS	0x32
 	int		auth_type;
 	size_t		object_name_len;
-	void __user *	object_name;	/* an userspace data, in most cases user name */
+	void __user *	object_name;	/* a userspace data, in most cases user name */
 };
 
 struct ncp_privatedata_ioctl
diff --git a/mm/slub.c b/mm/slub.c
index f0e2892..6392ae5 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2254,7 +2254,7 @@
 		 * Add some empty padding so that we can catch
 		 * overwrites from earlier objects rather than let
 		 * tracking information or the free pointer be
-		 * corrupted if an user writes before the start
+		 * corrupted if a user writes before the start
 		 * of the object.
 		 */
 		size += sizeof(void *);
diff --git a/sound/oss/aedsp16.c b/sound/oss/aedsp16.c
index a0274f3..3ee9900 100644
--- a/sound/oss/aedsp16.c
+++ b/sound/oss/aedsp16.c
@@ -157,7 +157,7 @@
 
    Started Fri Mar 17 16:13:18 MET 1995
 
-   v0.1 (ALPHA, was an user-level program called AudioExcelDSP16.c)
+   v0.1 (ALPHA, was a user-level program called AudioExcelDSP16.c)
    - Initial code.
    v0.2 (ALPHA)
    - Cleanups.