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Eliminated pcb_inl. It was always 0 because context switches don't occur
in interrupt handlers.
This commit is contained in:
parent
d4a5028b0c
commit
85acc6887d
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=17371
sys
@ -33,7 +33,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: swtch.s,v 1.37 1996/06/25 20:01:59 bde Exp $
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* $Id: swtch.s,v 1.38 1996/07/31 09:25:53 davidg Exp $
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*/
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#include "apm.h"
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@ -297,9 +297,6 @@ ENTRY(cpu_switch)
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movl %esi,PCB_ESI(%ecx)
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movl %edi,PCB_EDI(%ecx)
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movb _intr_nesting_level,%al
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movb %al,PCB_INL(%ecx)
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#if NNPX > 0
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/* have we used fp, and need a save? */
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mov _curproc,%eax
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@ -426,9 +423,7 @@ swtch_com:
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movl %edx,_curpcb
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movl %ecx,_curproc /* into next process */
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movb PCB_INL(%edx),%al
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movb %al,_intr_nesting_level
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movb $0,_intr_nesting_level
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#ifdef USER_LDT
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cmpl $0, PCB_USERLDT(%edx)
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)genassym.c 5.11 (Berkeley) 5/10/91
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* $Id: genassym.c,v 1.36 1996/05/02 22:24:53 phk Exp $
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* $Id: genassym.c,v 1.37 1996/07/31 09:25:51 davidg Exp $
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*/
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#include <stdio.h>
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@ -154,7 +154,6 @@ main()
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printf("#define\tPCB_FLAGS %p\n", &pcb->pcb_flags);
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printf("#define\tPCB_SAVEFPU %p\n", &pcb->pcb_savefpu);
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printf("#define\tPCB_SAVEFPU_SIZE %d\n", sizeof pcb->pcb_savefpu);
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printf("#define\tPCB_INL %p\n", &pcb->pcb_inl);
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printf("#define\tPCB_ONFAULT %p\n", &pcb->pcb_onfault);
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printf("#define\tTF_ES %p\n", &tf->tf_es);
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@ -33,7 +33,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: swtch.s,v 1.37 1996/06/25 20:01:59 bde Exp $
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* $Id: swtch.s,v 1.38 1996/07/31 09:25:53 davidg Exp $
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*/
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#include "apm.h"
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@ -297,9 +297,6 @@ ENTRY(cpu_switch)
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movl %esi,PCB_ESI(%ecx)
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movl %edi,PCB_EDI(%ecx)
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movb _intr_nesting_level,%al
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movb %al,PCB_INL(%ecx)
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#if NNPX > 0
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/* have we used fp, and need a save? */
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mov _curproc,%eax
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@ -426,9 +423,7 @@ swtch_com:
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movl %edx,_curpcb
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movl %ecx,_curproc /* into next process */
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movb PCB_INL(%edx),%al
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movb %al,_intr_nesting_level
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movb $0,_intr_nesting_level
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#ifdef USER_LDT
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cmpl $0, PCB_USERLDT(%edx)
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)pcb.h 5.10 (Berkeley) 5/12/91
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* $Id: pcb.h,v 1.14 1996/04/25 06:20:19 phk Exp $
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* $Id: pcb.h,v 1.15 1996/05/01 03:47:04 bde Exp $
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*/
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#ifndef _I386_PCB_H_
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@ -66,7 +66,6 @@ struct pcb {
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*/
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u_char pcb_flags;
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#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */
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u_char pcb_inl; /* intr_nesting_level at context switch */
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caddr_t pcb_onfault; /* copyin/out fault recovery */
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};
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)genassym.c 5.11 (Berkeley) 5/10/91
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* $Id: genassym.c,v 1.36 1996/05/02 22:24:53 phk Exp $
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* $Id: genassym.c,v 1.37 1996/07/31 09:25:51 davidg Exp $
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*/
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#include <stdio.h>
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@ -154,7 +154,6 @@ main()
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printf("#define\tPCB_FLAGS %p\n", &pcb->pcb_flags);
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printf("#define\tPCB_SAVEFPU %p\n", &pcb->pcb_savefpu);
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printf("#define\tPCB_SAVEFPU_SIZE %d\n", sizeof pcb->pcb_savefpu);
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printf("#define\tPCB_INL %p\n", &pcb->pcb_inl);
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printf("#define\tPCB_ONFAULT %p\n", &pcb->pcb_onfault);
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printf("#define\tTF_ES %p\n", &tf->tf_es);
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@ -33,7 +33,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: swtch.s,v 1.37 1996/06/25 20:01:59 bde Exp $
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* $Id: swtch.s,v 1.38 1996/07/31 09:25:53 davidg Exp $
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*/
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#include "apm.h"
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@ -297,9 +297,6 @@ ENTRY(cpu_switch)
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movl %esi,PCB_ESI(%ecx)
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movl %edi,PCB_EDI(%ecx)
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movb _intr_nesting_level,%al
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movb %al,PCB_INL(%ecx)
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#if NNPX > 0
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/* have we used fp, and need a save? */
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mov _curproc,%eax
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@ -426,9 +423,7 @@ swtch_com:
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movl %edx,_curpcb
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movl %ecx,_curproc /* into next process */
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movb PCB_INL(%edx),%al
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movb %al,_intr_nesting_level
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movb $0,_intr_nesting_level
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#ifdef USER_LDT
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cmpl $0, PCB_USERLDT(%edx)
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* from: @(#)pcb.h 5.10 (Berkeley) 5/12/91
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* $Id: pcb.h,v 1.14 1996/04/25 06:20:19 phk Exp $
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* $Id: pcb.h,v 1.15 1996/05/01 03:47:04 bde Exp $
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*/
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#ifndef _I386_PCB_H_
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@ -66,7 +66,6 @@ struct pcb {
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*/
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u_char pcb_flags;
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#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */
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u_char pcb_inl; /* intr_nesting_level at context switch */
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caddr_t pcb_onfault; /* copyin/out fault recovery */
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};
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