another attempt at cpu-local variables.

this time do it ourselves instead of piggybacking on TLS.
add -fno-pic to Makefile; pic code breaks our fake TLS.

1 files changed, 1 insertions, 3 deletions

diff --git a/main.c b/main.c
index 57af27c..60cd1b3 100644
--- a/main.c
+++ b/main.c
@@ -5,9 +5,6 @@
 #include "proc.h"
 #include "x86.h"
 
-__thread struct cpu *cpu;
-__thread struct proc *proc;
-
 static void bootothers(void);
 static void mpmain(void) __attribute__((noreturn));
 
@@ -22,6 +19,7 @@ main(void)
   ioapicinit();    // another interrupt controller
   consoleinit();   // I/O devices & their interrupts
   uartinit();      // serial port
+cprintf("cpus %p cpu %p\n", cpus, cpu);
   cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
 
   kinit();         // physical memory allocator