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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/arch/sparc/kernel/syscalls.S
..
..
@@ -86,19 +86,22 @@
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 	 * during system calls...
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 	 */
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 	.align	32
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-sys_vfork: /* Under Linux, vfork and fork are just special cases of clone. */
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-	sethi	%hi(0x4000 | 0x0100 | SIGCHLD), %o0
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-	or	%o0, %lo(0x4000 | 0x0100 | SIGCHLD), %o0
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-	ba,pt	%xcc, sys_clone
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+sys_vfork:
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+	flushw
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+	ba,pt	%xcc, sparc_vfork
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+	 add	%sp, PTREGS_OFF, %o0
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+
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+	.align	32
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 sys_fork:
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-	 clr	%o1
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-	mov	SIGCHLD, %o0
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+	flushw
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+	ba,pt	%xcc, sparc_fork
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+	 add	%sp, PTREGS_OFF, %o0
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+
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+	.align	32
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 sys_clone:
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 	flushw
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-	movrz	%o1, %fp, %o1
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-	mov	0, %o3
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-	ba,pt	%xcc, sparc_do_fork
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-	 add	%sp, PTREGS_OFF, %o2
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+	ba,pt	%xcc, sparc_clone
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+	 add	%sp, PTREGS_OFF, %o0
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 	.globl	ret_from_fork
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 ret_from_fork: