/* SPDX-License-Identifier: GPL-2.0-only */
.align 32
.globl __flushw_user
.type __flushw_user,#function
__flushw_user:
rdpr %otherwin, %g1
brz,pn %g1, 2 f
clr %g2
1 : save %sp, -128 , %sp
rdpr %otherwin, %g1
brnz,pt %g1, 1 b
add %g2, 1 , %g2
1 : sub %g2, 1 , %g2
brnz,pt %g2, 1 b
restore %g0, %g0, %g0
2 : retl
nop
.size __flushw_user,.-__flushw_user
EXPORT_SYMBOL(__flushw_user)
/* Flush %fp and %i7 to the stack for all register
* windows active inside of the cpu . This allows
* show_stack_trace ( ) to avoid using an expensive
* ' flushw ' .
*/
.globl stack_trace_flush
.type stack_trace_flush,#function
stack_trace_flush:
rdpr %pstate, %o0
wrpr %o0, PSTATE_IE, %pstate
rdpr %cwp, %g1
rdpr %canrestore, %g2
sub %g1, 1 , %g3
1 : brz,pn %g2, 2 f
sub %g2, 1 , %g2
wrpr %g3, %cwp
stx %fp, [%sp + STACK_BIAS + RW_V9_I6]
stx %i7, [%sp + STACK_BIAS + RW_V9_I7]
ba,pt %xcc, 1 b
sub %g3, 1 , %g3
2 : wrpr %g1, %cwp
wrpr %o0, %pstate
retl
nop
.size stack_trace_flush,.-stack_trace_flush
#ifdef CONFIG_SMP
.globl hard_smp_processor_id
.type hard_smp_processor_id,#function
hard_smp_processor_id:
#endif
.globl real_hard_smp_processor_id
.type real_hard_smp_processor_id,#function
real_hard_smp_processor_id:
__GET_CPUID(%o0)
retl
nop
#ifdef CONFIG_SMP
.size hard_smp_processor_id,.-hard_smp_processor_id
#endif
.size real_hard_smp_processor_id,.-real_hard_smp_processor_id
EXPORT_SYMBOL_GPL(real_hard_smp_processor_id)
Messung V0.5 in Prozent C=90 H=92 G=90
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(vorverarbeitet am 2026-09-28)
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