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authorAl Viro <viro@zeniv.linux.org.uk>2012-09-27 08:51:20 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-16 19:03:52 -0400
commit32942bc7a609a874f462e1168dbeae20dbc6b79f (patch)
tree84262d846e541cc0235dfeb3c9aaef70cb5779b9 /arch/sparc/kernel
parenteb48ffcf0e55e511ae87e9d99117d5e2b9e27153 (diff)
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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: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/kernel')
-rw-r--r--arch/sparc/kernel/entry.S15
1 files changed, 2 insertions, 13 deletions
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index dcaa1cf..dc08970 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -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