Changeset 672 for trunk/kernel/mm/khm.c

Timestamp:

Nov 19, 2020, 11:49:01 PM (3 years ago)

Author:

alain

Message:

1) Introduce up to 4 command lines arguments in the KSH "load" command.
These arguments are transfered to the user process through the
argc/argv mechanism, using the user space "args" vseg.

2) Introduce the named and anonymous "pipes", for inter-process communication
through the pipe() and mkfifo() syscalls.

3) Introduce the "chat" application to validate the two above mechanisms.

4) Improve printk() and assert() fonctions in printk.c.

File:

• trunk/kernel/mm/khm.c (modified) (2 diffs)

trunk/kernel/mm/khm.c

@@ -40 +40 @@
 {
         // check config parameters
-        assert( ((CONFIG_PPM_PAGE_SHIFT + CONFIG_PPM_HEAP_ORDER) < 32 ) ,
+        assert( __FUNCTION__, ((CONFIG_PPM_PAGE_SHIFT + CONFIG_PPM_HEAP_ORDER) < 32 ) ,
                  "CONFIG_PPM_HEAP_ORDER too large" );
 
@@ -142 +142 @@
         busylock_acquire(&khm->lock);
 
-        assert( (current->busy == 1) , "page already freed" );
+        assert( __FUNCTION__, (current->busy == 1) , "page already freed" );
 
         // release block