mirror of
https://github.com/freebsd/freebsd-src
synced 2024-09-22 01:34:09 +00:00
db_disasm.c: Unused var zapped.
pmap.c: tons of unused vars zapped, various other warnings silenced. trap.c: unused vars zapped. vm_machdep.c: A wrong argument, which by chance did the right thing, was corrected.
This commit is contained in:
Poul-Henning Kamp
parent
d8bd99269c
commit
3fb3086e98
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=3436
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@ -23,7 +23,7 @@
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*
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* $Id: db_disasm.c,v 1.5 1993/12/19 00:49:58 wollman Exp $
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* $Id: db_disasm.c,v 1.6 1994/08/13 03:49:35 wollman Exp $
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*/
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/*
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@ -861,7 +861,7 @@ db_read_address(loc, short_addr, regmodrm, addrp)
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int regmodrm;
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struct i_addr *addrp; /* out */
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{
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int mod, rm, sib, index, ss, disp;
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int mod, rm, sib, index, disp;
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mod = f_mod(regmodrm);
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rm = f_rm(regmodrm);
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@ -39,7 +39,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
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* $Id: pmap.c,v 1.35 1994/09/04 04:11:57 davidg Exp $
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* $Id: pmap.c,v 1.36 1994/09/16 13:33:26 davidg Exp $
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*/
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/*
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@ -86,6 +86,7 @@
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/proc.h>
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#include <sys/malloc.h>
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#include <sys/user.h>
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@ -213,9 +214,7 @@ pmap_extract(pmap, va)
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register pmap_t pmap;
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vm_offset_t va;
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{
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pd_entry_t save;
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vm_offset_t pa;
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int s;
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if (pmap && *pmap_pde(pmap, va)) {
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vm_offset_t frame = (int) pmap->pm_pdir[PTDPTDI] & PG_FRAME;
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@ -260,7 +259,7 @@ pmap_is_managed(pa)
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/*
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* find the vm_page_t of a pte (only) given va of pte and pmap
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*/
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inline vm_page_t
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__inline vm_page_t
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pmap_pte_vm_page(pmap, pt)
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pmap_t pmap;
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vm_offset_t pt;
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@ -406,11 +405,9 @@ void
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pmap_init(phys_start, phys_end)
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vm_offset_t phys_start, phys_end;
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{
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vm_offset_t addr, addr2;
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vm_offset_t addr;
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vm_size_t npg, s;
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int rv;
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int i;
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extern int KPTphys;
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/*
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* Now that kernel map has been allocated, we can mark as
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@ -677,7 +674,8 @@ pmap_alloc_pv_entry()
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/*
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* allocate a physical page out of the vm system
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*/
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if (m = vm_page_alloc(kernel_object, pvva-vm_map_min(kernel_map))) {
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m = vm_page_alloc(kernel_object, pvva-vm_map_min(kernel_map));
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if (m) {
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int newentries;
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int i;
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pv_entry_t entry;
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@ -769,7 +767,6 @@ pmap_remove_entry(pmap, pv, va)
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vm_offset_t va;
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{
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pv_entry_t npv;
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int wired;
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int s;
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s = splhigh();
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if (pmap == pv->pv_pmap && va == pv->pv_va) {
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@ -880,7 +877,6 @@ pmap_remove(pmap, sva, eva)
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if ( *pmap_pde(pmap, i386_ptob(sva)) == 0 ) {
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/* We can race ahead here, straight to next pde.. */
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nextpde:
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sva = ((sva + NPTEPG) & ~(NPTEPG - 1));
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continue;
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}
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@ -978,7 +974,6 @@ pmap_remove_all(pa)
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register pt_entry_t *pte, *ptp;
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vm_offset_t va;
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struct pmap *pmap;
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struct map *map;
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vm_page_t m;
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int s;
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int anyvalid = 0;
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@ -1049,7 +1044,6 @@ pmap_protect(pmap, sva, eva, prot)
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int i386prot;
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register pt_entry_t *ptp;
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int evap = i386_btop(eva);
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int s;
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int anyvalid = 0;;
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if (pmap == NULL)
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@ -1178,12 +1172,11 @@ pmap_enter(pmap, va, pa, prot, wired)
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* resident as long as there are valid mappings in them.
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* Hence, if a user page is wired, the PT page will be also.
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*/
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if (wired && !pmap_pte_w(pte) || !wired && pmap_pte_w(pte)) {
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if (wired)
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pmap->pm_stats.wired_count++;
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else
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pmap->pm_stats.wired_count--;
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}
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if (wired && !pmap_pte_w(pte))
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pmap->pm_stats.wired_count++;
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else if (!wired && pmap_pte_w(pte))
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pmap->pm_stats.wired_count--;
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goto validate;
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}
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@ -1430,8 +1423,6 @@ pmap_enter_quick(pmap, va, pa)
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*/
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pmap->pm_stats.resident_count++;
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validate:
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if (*pte)
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anyvalid++;
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/*
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@ -1458,9 +1449,7 @@ pmap_object_init_pt(pmap, addr, object, offset, size)
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vm_offset_t tmpoff;
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vm_page_t p;
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int s;
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vm_offset_t v, lastv=0;
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pt_entry_t pte;
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vm_offset_t v;
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vm_offset_t objbytes;
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int anyvalid = 0;
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@ -1502,7 +1491,8 @@ pmap_object_init_pt(pmap, addr, object, offset, size)
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* else lookup the pages one-by-one.
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*/
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for(tmpoff = 0; tmpoff < size; tmpoff += NBPG) {
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if( p = vm_page_lookup(object, tmpoff + offset)) {
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p = vm_page_lookup(object, tmpoff + offset);
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if (p) {
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if( (p->flags & (PG_BUSY|PG_FICTITIOUS)) == 0) {
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vm_page_hold(p);
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v = i386_trunc_page(((vm_offset_t)vtopte( addr+tmpoff)));
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@ -1538,12 +1528,12 @@ pmap_change_wiring(pmap, va, wired)
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return;
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pte = pmap_pte(pmap, va);
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if (wired && !pmap_pte_w(pte) || !wired && pmap_pte_w(pte)) {
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if (wired)
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pmap->pm_stats.wired_count++;
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else
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pmap->pm_stats.wired_count--;
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}
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if (wired && !pmap_pte_w(pte))
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pmap->pm_stats.wired_count++;
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else if (!wired && pmap_pte_w(pte))
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pmap->pm_stats.wired_count--;
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/*
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* Wiring is not a hardware characteristic so there is no need
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* to invalidate TLB.
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@ -35,7 +35,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
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* $Id: trap.c,v 1.34 1994/09/11 11:26:18 davidg Exp $
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* $Id: trap.c,v 1.35 1994/10/01 02:56:05 davidg Exp $
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*/
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/*
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@ -63,6 +63,7 @@
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#include <machine/psl.h>
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#include <machine/reg.h>
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#include <machine/trap.h>
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#include <machine/../isa/isa_device.h>
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#include "isa.h"
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#include "npx.h"
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@ -110,7 +111,7 @@ userret(p, frame, oticks)
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{
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int sig, s;
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while (sig = CURSIG(p))
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while ((sig = CURSIG(p)) != 0)
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postsig(sig);
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p->p_priority = p->p_usrpri;
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if (want_resched) {
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@ -127,7 +128,7 @@ userret(p, frame, oticks)
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p->p_stats->p_ru.ru_nivcsw++;
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mi_switch();
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splx(s);
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while (sig = CURSIG(p))
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while ((sig = CURSIG(p)) != 0)
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postsig(sig);
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}
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if (p->p_stats->p_prof.pr_scale) {
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@ -161,7 +162,7 @@ trap(frame)
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{
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struct proc *p = curproc;
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u_quad_t sticks = 0;
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int i = 0, ucode = 0, type, code, eva, fault_type;
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int i = 0, ucode = 0, type, code;
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frame.tf_eflags &= ~PSL_NT; /* clear nested trap XXX */
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type = frame.tf_trapno;
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@ -339,7 +340,7 @@ trap_pfault(frame, usermode)
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vm_offset_t va;
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struct vmspace *vm = NULL;
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vm_map_t map = 0;
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int rv = 0, oldflags;
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int rv = 0;
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vm_prot_t ftype;
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extern vm_map_t kernel_map;
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int eva;
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@ -377,7 +378,6 @@ trap_pfault(frame, usermode)
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ftype = VM_PROT_READ;
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if (map != kernel_map) {
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vm_offset_t pa;
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vm_offset_t v = (vm_offset_t) vtopte(va);
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vm_page_t ptepg;
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@ -496,8 +496,8 @@ trap_fatal(frame)
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printf("IOPL = %d\n", (frame->tf_eflags & PSL_IOPL) >> 12);
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printf("current process = ");
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if (curproc) {
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printf("%d (%s)\n",
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curproc->p_pid, curproc->p_comm ?
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printf("%lu (%s)\n",
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(u_long)curproc->p_pid, curproc->p_comm ?
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curproc->p_comm : "");
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} else {
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printf("Idle\n");
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@ -539,7 +539,6 @@ int trapwrite(addr)
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struct proc *p;
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vm_offset_t va, v;
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struct vmspace *vm;
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int oldflags;
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int rv;
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va = trunc_page((vm_offset_t)addr);
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@ -38,7 +38,7 @@
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*
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* from: @(#)vm_machdep.c 7.3 (Berkeley) 5/13/91
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* Utah $Hdr: vm_machdep.c 1.16.1.1 89/06/23$
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* $Id: vm_machdep.c,v 1.27 1994/08/31 06:17:33 davidg Exp $
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* $Id: vm_machdep.c,v 1.28 1994/09/02 04:12:07 davidg Exp $
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*/
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#include "npx.h"
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@ -100,7 +100,8 @@ vm_bounce_page_find(count)
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retry:
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for (i = 0; i < bounceallocarraysize; i++) {
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if (bounceallocarray[i] != 0xffffffff) {
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if (bit = ffs(~bounceallocarray[i])) {
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bit = ffs(~bounceallocarray[i]);
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if (bit) {
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bounceallocarray[i] |= 1 << (bit - 1) ;
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bouncefree -= count;
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splx(s);
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@ -184,7 +185,6 @@ vm_bounce_kva(size, waitok)
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int waitok;
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{
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int i;
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int startfree;
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vm_offset_t kva = 0;
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vm_offset_t off;
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int s = splbio();
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@ -281,9 +281,7 @@ vm_bounce_alloc(bp)
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vm_offset_t va, kva;
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vm_offset_t pa;
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int dobounceflag = 0;
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int bounceindex;
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int i;
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int s;
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if (bouncepages == 0)
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return;
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@ -294,7 +292,8 @@ vm_bounce_alloc(bp)
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}
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if (bp->b_bufsize < bp->b_bcount) {
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printf("vm_bounce_alloc: b_bufsize(0x%x) < b_bcount(0x%x) !!!!\n",
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printf(
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"vm_bounce_alloc: b_bufsize(0x%lx) < b_bcount(0x%lx) !!\n",
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bp->b_bufsize, bp->b_bcount);
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panic("vm_bounce_alloc");
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}
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@ -394,8 +393,6 @@ vm_bounce_free(bp)
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{
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int i;
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vm_offset_t origkva, bouncekva, bouncekvaend;
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int countvmpg;
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int s;
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/*
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* if this isn't a bounced buffer, then just return
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@ -482,7 +479,6 @@ vm_bounce_free(bp)
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void
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vm_bounce_init()
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{
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vm_offset_t minaddr, maxaddr;
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int i;
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kvasfreecnt = 0;
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|
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@ -547,7 +543,7 @@ cpu_fork(p1, p2)
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register struct proc *p1, *p2;
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{
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register struct user *up = p2->p_addr;
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int foo, offset, addr, i;
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int offset;
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extern char kstack[];
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extern int mvesp();
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@ -575,7 +571,7 @@ cpu_fork(p1, p2)
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* Arrange for a non-local goto when the new process
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* is started, to resume here, returning nonzero from setjmp.
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*/
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if (savectx(up, 1)) {
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if (savectx(&up->u_pcb, 1)) {
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/*
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* Return 1 in child.
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*/
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@ -605,7 +601,6 @@ cpu_exit(p)
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void
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cpu_wait(p) struct proc *p; {
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/* extern vm_map_t upages_map; */
|
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extern char kstack[];
|
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/* drop per-process resources */
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pmap_remove(vm_map_pmap(kernel_map), (vm_offset_t) p->p_addr,
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|
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@ -768,7 +763,7 @@ vunmapbuf(bp)
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register struct buf *bp;
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{
|
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register caddr_t addr;
|
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vm_offset_t kva,va,v,lastv,pa;
|
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vm_offset_t v,lastv,pa;
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|
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if ((bp->b_flags & B_PHYS) == 0)
|
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panic("vunmapbuf");
|
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|
|
|
|||
|
|
@ -23,7 +23,7 @@
|
|||
* any improvements or extensions that they make and grant Carnegie the
|
||||
* rights to redistribute these changes.
|
||||
*
|
||||
* $Id: db_disasm.c,v 1.5 1993/12/19 00:49:58 wollman Exp $
|
||||
* $Id: db_disasm.c,v 1.6 1994/08/13 03:49:35 wollman Exp $
|
||||
*/
|
||||
|
||||
/*
|
||||
|
|
@ -861,7 +861,7 @@ db_read_address(loc, short_addr, regmodrm, addrp)
|
|||
int regmodrm;
|
||||
struct i_addr *addrp; /* out */
|
||||
{
|
||||
int mod, rm, sib, index, ss, disp;
|
||||
int mod, rm, sib, index, disp;
|
||||
|
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mod = f_mod(regmodrm);
|
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rm = f_rm(regmodrm);
|
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|
|
|
|||
|
|
@ -39,7 +39,7 @@
|
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* SUCH DAMAGE.
|
||||
*
|
||||
* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
|
||||
* $Id: pmap.c,v 1.35 1994/09/04 04:11:57 davidg Exp $
|
||||
* $Id: pmap.c,v 1.36 1994/09/16 13:33:26 davidg Exp $
|
||||
*/
|
||||
|
||||
/*
|
||||
|
|
@ -86,6 +86,7 @@
|
|||
*/
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <sys/systm.h>
|
||||
#include <sys/proc.h>
|
||||
#include <sys/malloc.h>
|
||||
#include <sys/user.h>
|
||||
|
|
@ -213,9 +214,7 @@ pmap_extract(pmap, va)
|
|||
register pmap_t pmap;
|
||||
vm_offset_t va;
|
||||
{
|
||||
pd_entry_t save;
|
||||
vm_offset_t pa;
|
||||
int s;
|
||||
|
||||
if (pmap && *pmap_pde(pmap, va)) {
|
||||
vm_offset_t frame = (int) pmap->pm_pdir[PTDPTDI] & PG_FRAME;
|
||||
|
|
@ -260,7 +259,7 @@ pmap_is_managed(pa)
|
|||
/*
|
||||
* find the vm_page_t of a pte (only) given va of pte and pmap
|
||||
*/
|
||||
inline vm_page_t
|
||||
__inline vm_page_t
|
||||
pmap_pte_vm_page(pmap, pt)
|
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pmap_t pmap;
|
||||
vm_offset_t pt;
|
||||
|
|
@ -406,11 +405,9 @@ void
|
|||
pmap_init(phys_start, phys_end)
|
||||
vm_offset_t phys_start, phys_end;
|
||||
{
|
||||
vm_offset_t addr, addr2;
|
||||
vm_offset_t addr;
|
||||
vm_size_t npg, s;
|
||||
int rv;
|
||||
int i;
|
||||
extern int KPTphys;
|
||||
|
||||
/*
|
||||
* Now that kernel map has been allocated, we can mark as
|
||||
|
|
@ -677,7 +674,8 @@ pmap_alloc_pv_entry()
|
|||
/*
|
||||
* allocate a physical page out of the vm system
|
||||
*/
|
||||
if (m = vm_page_alloc(kernel_object, pvva-vm_map_min(kernel_map))) {
|
||||
m = vm_page_alloc(kernel_object, pvva-vm_map_min(kernel_map));
|
||||
if (m) {
|
||||
int newentries;
|
||||
int i;
|
||||
pv_entry_t entry;
|
||||
|
|
@ -769,7 +767,6 @@ pmap_remove_entry(pmap, pv, va)
|
|||
vm_offset_t va;
|
||||
{
|
||||
pv_entry_t npv;
|
||||
int wired;
|
||||
int s;
|
||||
s = splhigh();
|
||||
if (pmap == pv->pv_pmap && va == pv->pv_va) {
|
||||
|
|
@ -880,7 +877,6 @@ pmap_remove(pmap, sva, eva)
|
|||
|
||||
if ( *pmap_pde(pmap, i386_ptob(sva)) == 0 ) {
|
||||
/* We can race ahead here, straight to next pde.. */
|
||||
nextpde:
|
||||
sva = ((sva + NPTEPG) & ~(NPTEPG - 1));
|
||||
continue;
|
||||
}
|
||||
|
|
@ -978,7 +974,6 @@ pmap_remove_all(pa)
|
|||
register pt_entry_t *pte, *ptp;
|
||||
vm_offset_t va;
|
||||
struct pmap *pmap;
|
||||
struct map *map;
|
||||
vm_page_t m;
|
||||
int s;
|
||||
int anyvalid = 0;
|
||||
|
|
@ -1049,7 +1044,6 @@ pmap_protect(pmap, sva, eva, prot)
|
|||
int i386prot;
|
||||
register pt_entry_t *ptp;
|
||||
int evap = i386_btop(eva);
|
||||
int s;
|
||||
int anyvalid = 0;;
|
||||
|
||||
if (pmap == NULL)
|
||||
|
|
@ -1178,12 +1172,11 @@ pmap_enter(pmap, va, pa, prot, wired)
|
|||
* resident as long as there are valid mappings in them.
|
||||
* Hence, if a user page is wired, the PT page will be also.
|
||||
*/
|
||||
if (wired && !pmap_pte_w(pte) || !wired && pmap_pte_w(pte)) {
|
||||
if (wired)
|
||||
pmap->pm_stats.wired_count++;
|
||||
else
|
||||
pmap->pm_stats.wired_count--;
|
||||
}
|
||||
if (wired && !pmap_pte_w(pte))
|
||||
pmap->pm_stats.wired_count++;
|
||||
else if (!wired && pmap_pte_w(pte))
|
||||
pmap->pm_stats.wired_count--;
|
||||
|
||||
goto validate;
|
||||
}
|
||||
|
||||
|
|
@ -1430,8 +1423,6 @@ pmap_enter_quick(pmap, va, pa)
|
|||
*/
|
||||
pmap->pm_stats.resident_count++;
|
||||
|
||||
validate:
|
||||
|
||||
if (*pte)
|
||||
anyvalid++;
|
||||
/*
|
||||
|
|
@ -1458,9 +1449,7 @@ pmap_object_init_pt(pmap, addr, object, offset, size)
|
|||
|
||||
vm_offset_t tmpoff;
|
||||
vm_page_t p;
|
||||
int s;
|
||||
vm_offset_t v, lastv=0;
|
||||
pt_entry_t pte;
|
||||
vm_offset_t v;
|
||||
vm_offset_t objbytes;
|
||||
int anyvalid = 0;
|
||||
|
||||
|
|
@ -1502,7 +1491,8 @@ pmap_object_init_pt(pmap, addr, object, offset, size)
|
|||
* else lookup the pages one-by-one.
|
||||
*/
|
||||
for(tmpoff = 0; tmpoff < size; tmpoff += NBPG) {
|
||||
if( p = vm_page_lookup(object, tmpoff + offset)) {
|
||||
p = vm_page_lookup(object, tmpoff + offset);
|
||||
if (p) {
|
||||
if( (p->flags & (PG_BUSY|PG_FICTITIOUS)) == 0) {
|
||||
vm_page_hold(p);
|
||||
v = i386_trunc_page(((vm_offset_t)vtopte( addr+tmpoff)));
|
||||
|
|
@ -1538,12 +1528,12 @@ pmap_change_wiring(pmap, va, wired)
|
|||
return;
|
||||
|
||||
pte = pmap_pte(pmap, va);
|
||||
if (wired && !pmap_pte_w(pte) || !wired && pmap_pte_w(pte)) {
|
||||
if (wired)
|
||||
pmap->pm_stats.wired_count++;
|
||||
else
|
||||
pmap->pm_stats.wired_count--;
|
||||
}
|
||||
|
||||
if (wired && !pmap_pte_w(pte))
|
||||
pmap->pm_stats.wired_count++;
|
||||
else if (!wired && pmap_pte_w(pte))
|
||||
pmap->pm_stats.wired_count--;
|
||||
|
||||
/*
|
||||
* Wiring is not a hardware characteristic so there is no need
|
||||
* to invalidate TLB.
|
||||
|
|
|
|||
|
|
@ -35,7 +35,7 @@
|
|||
* SUCH DAMAGE.
|
||||
*
|
||||
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
|
||||
* $Id: trap.c,v 1.34 1994/09/11 11:26:18 davidg Exp $
|
||||
* $Id: trap.c,v 1.35 1994/10/01 02:56:05 davidg Exp $
|
||||
*/
|
||||
|
||||
/*
|
||||
|
|
@ -63,6 +63,7 @@
|
|||
#include <machine/psl.h>
|
||||
#include <machine/reg.h>
|
||||
#include <machine/trap.h>
|
||||
#include <machine/../isa/isa_device.h>
|
||||
|
||||
#include "isa.h"
|
||||
#include "npx.h"
|
||||
|
|
@ -110,7 +111,7 @@ userret(p, frame, oticks)
|
|||
{
|
||||
int sig, s;
|
||||
|
||||
while (sig = CURSIG(p))
|
||||
while ((sig = CURSIG(p)) != 0)
|
||||
postsig(sig);
|
||||
p->p_priority = p->p_usrpri;
|
||||
if (want_resched) {
|
||||
|
|
@ -127,7 +128,7 @@ userret(p, frame, oticks)
|
|||
p->p_stats->p_ru.ru_nivcsw++;
|
||||
mi_switch();
|
||||
splx(s);
|
||||
while (sig = CURSIG(p))
|
||||
while ((sig = CURSIG(p)) != 0)
|
||||
postsig(sig);
|
||||
}
|
||||
if (p->p_stats->p_prof.pr_scale) {
|
||||
|
|
@ -161,7 +162,7 @@ trap(frame)
|
|||
{
|
||||
struct proc *p = curproc;
|
||||
u_quad_t sticks = 0;
|
||||
int i = 0, ucode = 0, type, code, eva, fault_type;
|
||||
int i = 0, ucode = 0, type, code;
|
||||
|
||||
frame.tf_eflags &= ~PSL_NT; /* clear nested trap XXX */
|
||||
type = frame.tf_trapno;
|
||||
|
|
@ -339,7 +340,7 @@ trap_pfault(frame, usermode)
|
|||
vm_offset_t va;
|
||||
struct vmspace *vm = NULL;
|
||||
vm_map_t map = 0;
|
||||
int rv = 0, oldflags;
|
||||
int rv = 0;
|
||||
vm_prot_t ftype;
|
||||
extern vm_map_t kernel_map;
|
||||
int eva;
|
||||
|
|
@ -377,7 +378,6 @@ trap_pfault(frame, usermode)
|
|||
ftype = VM_PROT_READ;
|
||||
|
||||
if (map != kernel_map) {
|
||||
vm_offset_t pa;
|
||||
vm_offset_t v = (vm_offset_t) vtopte(va);
|
||||
vm_page_t ptepg;
|
||||
|
||||
|
|
@ -496,8 +496,8 @@ trap_fatal(frame)
|
|||
printf("IOPL = %d\n", (frame->tf_eflags & PSL_IOPL) >> 12);
|
||||
printf("current process = ");
|
||||
if (curproc) {
|
||||
printf("%d (%s)\n",
|
||||
curproc->p_pid, curproc->p_comm ?
|
||||
printf("%lu (%s)\n",
|
||||
(u_long)curproc->p_pid, curproc->p_comm ?
|
||||
curproc->p_comm : "");
|
||||
} else {
|
||||
printf("Idle\n");
|
||||
|
|
@ -539,7 +539,6 @@ int trapwrite(addr)
|
|||
struct proc *p;
|
||||
vm_offset_t va, v;
|
||||
struct vmspace *vm;
|
||||
int oldflags;
|
||||
int rv;
|
||||
|
||||
va = trunc_page((vm_offset_t)addr);
|
||||
|
|
|
|||
|
|
@ -38,7 +38,7 @@
|
|||
*
|
||||
* from: @(#)vm_machdep.c 7.3 (Berkeley) 5/13/91
|
||||
* Utah $Hdr: vm_machdep.c 1.16.1.1 89/06/23$
|
||||
* $Id: vm_machdep.c,v 1.27 1994/08/31 06:17:33 davidg Exp $
|
||||
* $Id: vm_machdep.c,v 1.28 1994/09/02 04:12:07 davidg Exp $
|
||||
*/
|
||||
|
||||
#include "npx.h"
|
||||
|
|
@ -100,7 +100,8 @@ vm_bounce_page_find(count)
|
|||
retry:
|
||||
for (i = 0; i < bounceallocarraysize; i++) {
|
||||
if (bounceallocarray[i] != 0xffffffff) {
|
||||
if (bit = ffs(~bounceallocarray[i])) {
|
||||
bit = ffs(~bounceallocarray[i]);
|
||||
if (bit) {
|
||||
bounceallocarray[i] |= 1 << (bit - 1) ;
|
||||
bouncefree -= count;
|
||||
splx(s);
|
||||
|
|
@ -184,7 +185,6 @@ vm_bounce_kva(size, waitok)
|
|||
int waitok;
|
||||
{
|
||||
int i;
|
||||
int startfree;
|
||||
vm_offset_t kva = 0;
|
||||
vm_offset_t off;
|
||||
int s = splbio();
|
||||
|
|
@ -281,9 +281,7 @@ vm_bounce_alloc(bp)
|
|||
vm_offset_t va, kva;
|
||||
vm_offset_t pa;
|
||||
int dobounceflag = 0;
|
||||
int bounceindex;
|
||||
int i;
|
||||
int s;
|
||||
|
||||
if (bouncepages == 0)
|
||||
return;
|
||||
|
|
@ -294,7 +292,8 @@ vm_bounce_alloc(bp)
|
|||
}
|
||||
|
||||
if (bp->b_bufsize < bp->b_bcount) {
|
||||
printf("vm_bounce_alloc: b_bufsize(0x%x) < b_bcount(0x%x) !!!!\n",
|
||||
printf(
|
||||
"vm_bounce_alloc: b_bufsize(0x%lx) < b_bcount(0x%lx) !!\n",
|
||||
bp->b_bufsize, bp->b_bcount);
|
||||
panic("vm_bounce_alloc");
|
||||
}
|
||||
|
|
@ -394,8 +393,6 @@ vm_bounce_free(bp)
|
|||
{
|
||||
int i;
|
||||
vm_offset_t origkva, bouncekva, bouncekvaend;
|
||||
int countvmpg;
|
||||
int s;
|
||||
|
||||
/*
|
||||
* if this isn't a bounced buffer, then just return
|
||||
|
|
@ -482,7 +479,6 @@ vm_bounce_free(bp)
|
|||
void
|
||||
vm_bounce_init()
|
||||
{
|
||||
vm_offset_t minaddr, maxaddr;
|
||||
int i;
|
||||
|
||||
kvasfreecnt = 0;
|
||||
|
|
@ -547,7 +543,7 @@ cpu_fork(p1, p2)
|
|||
register struct proc *p1, *p2;
|
||||
{
|
||||
register struct user *up = p2->p_addr;
|
||||
int foo, offset, addr, i;
|
||||
int offset;
|
||||
extern char kstack[];
|
||||
extern int mvesp();
|
||||
|
||||
|
|
@ -575,7 +571,7 @@ cpu_fork(p1, p2)
|
|||
* Arrange for a non-local goto when the new process
|
||||
* is started, to resume here, returning nonzero from setjmp.
|
||||
*/
|
||||
if (savectx(up, 1)) {
|
||||
if (savectx(&up->u_pcb, 1)) {
|
||||
/*
|
||||
* Return 1 in child.
|
||||
*/
|
||||
|
|
@ -605,7 +601,6 @@ cpu_exit(p)
|
|||
void
|
||||
cpu_wait(p) struct proc *p; {
|
||||
/* extern vm_map_t upages_map; */
|
||||
extern char kstack[];
|
||||
|
||||
/* drop per-process resources */
|
||||
pmap_remove(vm_map_pmap(kernel_map), (vm_offset_t) p->p_addr,
|
||||
|
|
@ -768,7 +763,7 @@ vunmapbuf(bp)
|
|||
register struct buf *bp;
|
||||
{
|
||||
register caddr_t addr;
|
||||
vm_offset_t kva,va,v,lastv,pa;
|
||||
vm_offset_t v,lastv,pa;
|
||||
|
||||
if ((bp->b_flags & B_PHYS) == 0)
|
||||
panic("vunmapbuf");
|
||||
|
|
|
|||
|
|
@ -35,7 +35,7 @@
|
|||
* SUCH DAMAGE.
|
||||
*
|
||||
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
|
||||
* $Id: trap.c,v 1.34 1994/09/11 11:26:18 davidg Exp $
|
||||
* $Id: trap.c,v 1.35 1994/10/01 02:56:05 davidg Exp $
|
||||
*/
|
||||
|
||||
/*
|
||||
|
|
@ -63,6 +63,7 @@
|
|||
#include <machine/psl.h>
|
||||
#include <machine/reg.h>
|
||||
#include <machine/trap.h>
|
||||
#include <machine/../isa/isa_device.h>
|
||||
|
||||
#include "isa.h"
|
||||
#include "npx.h"
|
||||
|
|
@ -110,7 +111,7 @@ userret(p, frame, oticks)
|
|||
{
|
||||
int sig, s;
|
||||
|
||||
while (sig = CURSIG(p))
|
||||
while ((sig = CURSIG(p)) != 0)
|
||||
postsig(sig);
|
||||
p->p_priority = p->p_usrpri;
|
||||
if (want_resched) {
|
||||
|
|
@ -127,7 +128,7 @@ userret(p, frame, oticks)
|
|||
p->p_stats->p_ru.ru_nivcsw++;
|
||||
mi_switch();
|
||||
splx(s);
|
||||
while (sig = CURSIG(p))
|
||||
while ((sig = CURSIG(p)) != 0)
|
||||
postsig(sig);
|
||||
}
|
||||
if (p->p_stats->p_prof.pr_scale) {
|
||||
|
|
@ -161,7 +162,7 @@ trap(frame)
|
|||
{
|
||||
struct proc *p = curproc;
|
||||
u_quad_t sticks = 0;
|
||||
int i = 0, ucode = 0, type, code, eva, fault_type;
|
||||
int i = 0, ucode = 0, type, code;
|
||||
|
||||
frame.tf_eflags &= ~PSL_NT; /* clear nested trap XXX */
|
||||
type = frame.tf_trapno;
|
||||
|
|
@ -339,7 +340,7 @@ trap_pfault(frame, usermode)
|
|||
vm_offset_t va;
|
||||
struct vmspace *vm = NULL;
|
||||
vm_map_t map = 0;
|
||||
int rv = 0, oldflags;
|
||||
int rv = 0;
|
||||
vm_prot_t ftype;
|
||||
extern vm_map_t kernel_map;
|
||||
int eva;
|
||||
|
|
@ -377,7 +378,6 @@ trap_pfault(frame, usermode)
|
|||
ftype = VM_PROT_READ;
|
||||
|
||||
if (map != kernel_map) {
|
||||
vm_offset_t pa;
|
||||
vm_offset_t v = (vm_offset_t) vtopte(va);
|
||||
vm_page_t ptepg;
|
||||
|
||||
|
|
@ -496,8 +496,8 @@ trap_fatal(frame)
|
|||
printf("IOPL = %d\n", (frame->tf_eflags & PSL_IOPL) >> 12);
|
||||
printf("current process = ");
|
||||
if (curproc) {
|
||||
printf("%d (%s)\n",
|
||||
curproc->p_pid, curproc->p_comm ?
|
||||
printf("%lu (%s)\n",
|
||||
(u_long)curproc->p_pid, curproc->p_comm ?
|
||||
curproc->p_comm : "");
|
||||
} else {
|
||||
printf("Idle\n");
|
||||
|
|
@ -539,7 +539,6 @@ int trapwrite(addr)
|
|||
struct proc *p;
|
||||
vm_offset_t va, v;
|
||||
struct vmspace *vm;
|
||||
int oldflags;
|
||||
int rv;
|
||||
|
||||
va = trunc_page((vm_offset_t)addr);
|
||||
|
|
|
|||
Loading…
Reference in a new issue