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authorglenda <glenda@9front.local>2025-05-14 01:33:55 +0000
committerglenda <glenda@9front.local>2025-05-14 01:33:55 +0000
commita7081490dbeda19788e6374a080ee38606aa3cd3 (patch)
tree8c440e3611573ee60322e7e84e5204e3e326028a /sys/src/9/omap/trap.c
parent635cb9e7425577dae44eb415ad42e8d3892850b5 (diff)
kernel: get rid of Proc.kstack
The kernel stack is now above the Proc structure, so the explicit kstack pointer can be eliminated.
Diffstat (limited to 'sys/src/9/omap/trap.c')
-rw-r--r--sys/src/9/omap/trap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/src/9/omap/trap.c b/sys/src/9/omap/trap.c
index 6c8021f02..72cc504bd 100644
--- a/sys/src/9/omap/trap.c
+++ b/sys/src/9/omap/trap.c
@@ -453,7 +453,7 @@ trap(Ureg *ureg)
splhi(); /* paranoia */
if(up != nil)
- rem = ((char*)ureg)-up->kstack;
+ rem = ((char*)ureg)-((char*)up-KSTACK);
else
rem = ((char*)ureg)-((char*)m+sizeof(Mach));
if(rem < 1024) {
@@ -663,9 +663,9 @@ dumpstackwithureg(Ureg *ureg)
delay(20);
i = 0;
if(up
- && (uintptr)&l >= (uintptr)up->kstack
- && (uintptr)&l <= (uintptr)up->kstack+KSTACK)
- estack = (uintptr)up->kstack+KSTACK;
+ && (uintptr)&l >= (uintptr)up - KSTACK
+ && (uintptr)&l <= (uintptr)up)
+ estack = (uintptr)up;
else if((uintptr)&l >= (uintptr)m->stack
&& (uintptr)&l <= (uintptr)m+MACHSIZE)
estack = (uintptr)m+MACHSIZE;