change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/arch/sparc/kernel/entry.S
..
..
@@ -10,6 +10,7 @@
10
10
 
11
11
 #include <linux/linkage.h>
12
12
 #include <linux/errno.h>
13
+#include <linux/pgtable.h>
13
14
 
14
15
 #include <asm/head.h>
15
16
 #include <asm/asi.h>
..
..
@@ -20,7 +21,6 @@
20
21
 #include <asm/psr.h>
21
22
 #include <asm/vaddrs.h>
22
23
 #include <asm/page.h>
23
-#include <asm/pgtable.h>
24
24
 #include <asm/winmacro.h>
25
25
 #include <asm/signal.h>
26
26
 #include <asm/obio.h>
..
..
@@ -869,14 +869,11 @@
869
869
 	ld	[%curptr + TI_TASK], %o4
870
870
 	rd	%psr, %g4
871
871
 	WRITE_PAUSE
872
-	mov	SIGCHLD, %o0			! arg0:	clone flags
873
872
 	rd	%wim, %g5
874
873
 	WRITE_PAUSE
875
-	mov	%fp, %o1			! arg1:	usp
876
874
 	std	%g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
877
-	add	%sp, STACKFRAME_SZ, %o2		! arg2:	pt_regs ptr
878
-	mov	0, %o3
879
-	call	sparc_do_fork
875
+	add	%sp, STACKFRAME_SZ, %o0
876
+	call	sparc_fork
880
877
 	 mov	%l5, %o7
881
878
 
882
879
 	/* Whee, kernel threads! */
..
..
@@ -888,19 +885,11 @@
888
885
 	ld	[%curptr + TI_TASK], %o4
889
886
 	rd	%psr, %g4
890
887
 	WRITE_PAUSE
891
-
892
-	/* arg0,1: flags,usp  -- loaded already */
893
-	cmp	%o1, 0x0			! Is new_usp NULL?
894
888
 	rd	%wim, %g5
895
889
 	WRITE_PAUSE
896
-	be,a	1f
897
-	 mov	%fp, %o1			! yes, use callers usp
898
-	andn	%o1, 7, %o1			! no, align to 8 bytes
899
-1:
900
890
 	std	%g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
901
-	add	%sp, STACKFRAME_SZ, %o2		! arg2:	pt_regs ptr
902
-	mov	0, %o3
903
-	call	sparc_do_fork
891
+	add	%sp, STACKFRAME_SZ, %o0
892
+	call	sparc_clone
904
893
 	 mov	%l5, %o7
905
894
 
906
895
 	/* Whee, real vfork! */
..
..
@@ -914,13 +903,9 @@
914
903
 	rd	%wim, %g5
915
904
 	WRITE_PAUSE
916
905
 	std	%g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
917
-	sethi	%hi(0x4000 | 0x0100 | SIGCHLD), %o0
918
-	mov	%fp, %o1
919
-	or	%o0, %lo(0x4000 | 0x0100 | SIGCHLD), %o0
920
-	sethi	%hi(sparc_do_fork), %l1
921
-	mov	0, %o3
922
-	jmpl	%l1 + %lo(sparc_do_fork), %g0
923
-	 add	%sp, STACKFRAME_SZ, %o2
906
+	sethi	%hi(sparc_vfork), %l1
907
+	jmpl	%l1 + %lo(sparc_vfork), %g0
908
+	 add	%sp, STACKFRAME_SZ, %o0
924
909
 
925
910
         .align  4
926
911
 linux_sparc_ni_syscall: