remove trailing whitespace

4 files changed, 5 insertions, 5 deletions

diff --git a/kernel/isrs.S b/kernel/isrs.S
index f6bd662..ec539f2 100644
--- a/kernel/isrs.S
+++ b/kernel/isrs.S
@@ -183,7 +183,7 @@ isr_restore:
 /*
 ** DEBUGGING CODE PART 1
 **
-** This code will execute during each context restore, and 
+** This code will execute during each context restore, and
 ** should be modified to print out whatever debugging information
 ** is desired.
 **
diff --git a/kernel/kernel.c b/kernel/kernel.c
index 4a1fd07..1b940df 100644
--- a/kernel/kernel.c
+++ b/kernel/kernel.c
@@ -319,7 +319,7 @@ int main(void)
 
 	/*
 	** Create the initial user process
-	** 
+	**
 	** This code is largely stolen from the fork() and exec()
 	** implementations in syscalls.c; if those change, this must
 	** also change.
diff --git a/kernel/procs.c b/kernel/procs.c
index 64edb49..88589d0 100644
--- a/kernel/procs.c
+++ b/kernel/procs.c
@@ -339,7 +339,7 @@ void pcb_zombify(register pcb_t *victim)
 	**
 	** Also note: it's possible that the exiting process' parent is
 	** also init, which means we're letting one of zombie children
-	** of the exiting process be cleaned up by init before the 
+	** of the exiting process be cleaned up by init before the
 	** existing process itself is cleaned up by init. This will work,
 	** because after init cleans up the zombie, it will loop and
 	** call waitpid() again, by which time this exiting process will
diff --git a/kernel/user.c b/kernel/user.c
index a019430..7c475e8 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -35,7 +35,7 @@
 ** Location of the "user blob" in memory.
 **
 ** These variables are filled in by the code in startup.S using values
-** passed to it from the bootstrap. 
+** passed to it from the bootstrap.
 **
 ** These are visible so that the startup code can find them.
 */
@@ -503,7 +503,7 @@ static context_t *stack_setup(pcb_t *pcb, uint32_t entry, const char **args)
 	** The user code was linked with a startup function that defines
 	** the entry point (_start), calls main(), and then calls exit()
 	** if main() returns. We need to set up the stack this way:
-	** 
+	**
 	**      esp ->  context      <- context save area
 	**              ...          <- context save area
 	**              context      <- context save area