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sparc32: bury the remnants of LOWSYS tricks

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

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-09-27 08:51:20 -04:00
parent eb48ffcf0e
commit 32942bc7a6
1 changed files with 2 additions and 13 deletions
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15
arch/sparc/kernel/entry.S
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@ -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