libthread: simplify

Now that everything uses pthreads and pthreadperthread,
can delete various conditionals, all the custom context code,
and so on. Also update documents.

Fixes #355.

1 files changed, 0 insertions, 25 deletions

diff --git a/src/libthread/stkmmap.c b/src/libthread/stkmmap.c
deleted file mode 100644
index f4a24630..00000000
--- a/src/libthread/stkmmap.c
+++ /dev/null
@@ -1,25 +0,0 @@
-#include <u.h>
-#include <sys/mman.h>
-#include "threadimpl.h"
-
-#ifndef MAP_STACK
-#define MAP_STACK 0
-#endif
-
-void*
-_threadstkalloc(int n)
-{
-	void *p;
-
-	p = mmap(nil, n, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANON|MAP_STACK, -1, 0);
-	if(p == (void*)-1)
-		return nil;
-	return p;
-}
-
-void
-_threadstkfree(void *v, int n)
-{
-	if(n > 0)
-		munmap(v, n);
-}