diff options
| author | das <das@FreeBSD.org> | 2004-11-20 02:31:23 +0000 |
|---|---|---|
| committer | das <das@FreeBSD.org> | 2004-11-20 02:31:23 +0000 |
| commit | 799ea28b610491ef5eb2e90c44614ab7eac9105b (patch) | |
| tree | a3bf9fc83eda964becaa8c3df16b69b604e944c2 /sys/arm | |
| parent | 901a681d756aea892749ecfef2f944751540ced3 (diff) | |
| download | FreeBSD-src-799ea28b610491ef5eb2e90c44614ab7eac9105b.zip FreeBSD-src-799ea28b610491ef5eb2e90c44614ab7eac9105b.tar.gz | |
Remove some references to U area here while trying not to break
anything. Someone with ARM hardware could do a lot more to untangle
this code.
Reviewed by: arch@
Diffstat (limited to 'sys/arm')
| -rw-r--r-- | sys/arm/arm/vm_machdep.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/arm/arm/vm_machdep.c b/sys/arm/arm/vm_machdep.c index 2effe82..481f72c 100644 --- a/sys/arm/arm/vm_machdep.c +++ b/sys/arm/arm/vm_machdep.c @@ -145,8 +145,7 @@ cpu_fork(register struct thread *td1, register struct proc *p2, struct trapframe *tf; struct switchframe *sf; struct mdproc *mdp2; - vm_offset_t uarea = td2->td_kstack + td2->td_kstack_pages * PAGE_SIZE - - USPACE; + vm_offset_t uarea = td2->td_kstack + td2->td_kstack_pages * PAGE_SIZE; pcb1 = td1->td_pcb; pcb2 = (struct pcb *)(td2->td_kstack + td2->td_kstack_pages * PAGE_SIZE) - 1; @@ -305,7 +304,7 @@ cpu_set_upcall(struct thread *td, struct thread *td0) tf->tf_r0 = 0; td->td_pcb->un_32.pcb32_sp = (u_int)sf; td->td_pcb->un_32.pcb32_und_sp = td->td_kstack + td->td_kstack_pages - * PAGE_SIZE - USPACE + USPACE_UNDEF_STACK_TOP; + * PAGE_SIZE + USPACE_UNDEF_STACK_TOP; } /* @@ -336,7 +335,7 @@ cpu_thread_setup(struct thread *td) td->td_pcb = (struct pcb *)(td->td_kstack + td->td_kstack_pages * PAGE_SIZE) - 1; td->td_frame = (struct trapframe *) - ((u_int)td->td_kstack + td->td_kstack_pages * PAGE_SIZE - USPACE + + ((u_int)td->td_kstack + td->td_kstack_pages * PAGE_SIZE + USPACE_SVC_STACK_TOP - sizeof(struct pcb)) - 1; #ifdef __XSCALE__ pmap_use_minicache(td->td_kstack, td->td_kstack_pages * PAGE_SIZE); |
