diff options
Diffstat (limited to 'sys/amd64/amd64/mp_machdep.c')
| -rw-r--r-- | sys/amd64/amd64/mp_machdep.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/sys/amd64/amd64/mp_machdep.c b/sys/amd64/amd64/mp_machdep.c index 34a05e9..450d512 100644 --- a/sys/amd64/amd64/mp_machdep.c +++ b/sys/amd64/amd64/mp_machdep.c @@ -87,7 +87,6 @@ extern struct pcpu __pcpu[]; char *doublefault_stack; char *mce_stack; char *nmi_stack; -char *dbg_stack; /* * Local data and functions. @@ -226,10 +225,6 @@ init_secondary(void) np = ((struct nmi_pcpu *) &mce_stack[PAGE_SIZE]) - 1; common_tss[cpu].tss_ist3 = (long) np; - /* The DB# stack runs on IST4. */ - np = ((struct nmi_pcpu *) &dbg_stack[PAGE_SIZE]) - 1; - common_tss[cpu].tss_ist4 = (long) np; - /* Prepare private GDT */ gdt_segs[GPROC0_SEL].ssd_base = (long) &common_tss[cpu]; for (x = 0; x < NGDT; x++) { @@ -275,10 +270,6 @@ init_secondary(void) np = ((struct nmi_pcpu *) &mce_stack[PAGE_SIZE]) - 1; np->np_pcpu = (register_t) pc; - /* Save the per-cpu pointer for use by the DB# handler. */ - np = ((struct nmi_pcpu *) &dbg_stack[PAGE_SIZE]) - 1; - np->np_pcpu = (register_t) pc; - wrmsr(MSR_FSBASE, 0); /* User value */ wrmsr(MSR_GSBASE, (u_int64_t)pc); wrmsr(MSR_KGSBASE, (u_int64_t)pc); /* XXX User value while we're in the kernel */ @@ -377,8 +368,6 @@ native_start_all_aps(void) M_WAITOK | M_ZERO); nmi_stack = (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); - dbg_stack = (char *)kmem_malloc(kernel_arena, PAGE_SIZE, - M_WAITOK | M_ZERO); dpcpu = (void *)kmem_malloc(kernel_arena, DPCPU_SIZE, M_WAITOK | M_ZERO); |
