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Fix another fallout from r208833. savectx() is used to save CPU context

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for crash dump (dumppcb) and kdb (stoppcbs).  For both cases, there cannot
have a valid pointer in pcb_save.  This should restore the previous
behaviour.
This commit is contained in:
Jung-uk Kim 2010-07-29 16:49:20 +00:00
parent 39381048f0
commit 9727ca6a77
1 changed files with 1 additions and 1 deletions
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2
sys/amd64/amd64/cpu_switch.S
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@ -347,7 +347,7 @@ ENTRY(savectx)
lmsw %ax
movq $PCB_SAVEFPU_SIZE,%rdx /* arg 3 */
movq PCB_SAVEFPU(%rcx),%rsi /* arg 2 */
leaq PCB_USERFPU(%rcx),%rsi /* arg 2 */
/* arg 1 (%rdi) already loaded */
call bcopy
1: