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Commit 32942bc7 authored by Al Viro's avatar Al Viro
Browse files

sparc32: bury the remnants of LOWSYS tricks 



Time to end that depravity, let's bury the body.  It's been
15 years, for crying out loud...

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent eb48ffcf

arch/sparc/kernel/entry.S

+2 −13
Original line number Diff line number Diff line
@@ -959,17 +959,9 @@ flush_patch_four: 
        .align  4

linux_sparc_ni_syscall:

	sethi   %hi(sys_ni_syscall), %l7

	b       syscall_is_too_hard

	b       do_syscall

	 or     %l7, %lo(sys_ni_syscall), %l7



linux_fast_syscall:

	andn	%l7, 3, %l7

	mov	%i0, %o0

	mov	%i1, %o1

	mov 	%i2, %o2

	jmpl	%l7 + %g0, %g0

	 mov	%i3, %o3



linux_syscall_trace:

	add	%sp, STACKFRAME_SZ, %o0

	call	syscall_trace
@@ -1002,11 +994,8 @@ linux_sparc_syscall: 
	bgeu	linux_sparc_ni_syscall

	 sll	%g1, 2, %l4

	ld	[%l7 + %l4], %l7

	andcc	%l7, 1, %g0

	bne	linux_fast_syscall

	 /* Just do first insn from SAVE_ALL in the delay slot */



syscall_is_too_hard:

do_syscall:

	SAVE_ALL_HEAD

	 rd	%wim, %l3