diff options
Diffstat (limited to 'lib/libpthread/arch/amd64/include/pthread_md.h')
| -rw-r--r-- | lib/libpthread/arch/amd64/include/pthread_md.h | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/lib/libpthread/arch/amd64/include/pthread_md.h b/lib/libpthread/arch/amd64/include/pthread_md.h index b6f05a8..1b39f08 100644 --- a/lib/libpthread/arch/amd64/include/pthread_md.h +++ b/lib/libpthread/arch/amd64/include/pthread_md.h @@ -235,17 +235,31 @@ _thread_enter_uts(struct tcb *tcb, struct kcb *kcb) static __inline int _thread_switch(struct kcb *kcb, struct tcb *tcb, int setmbox) { + extern int _libkse_debug; + if ((kcb == NULL) || (tcb == NULL)) return (-1); kcb->kcb_curtcb = tcb; - if (setmbox != 0) - _amd64_restore_context(&tcb->tcb_tmbx.tm_context.uc_mcontext, - (intptr_t)&tcb->tcb_tmbx, - (intptr_t *)&kcb->kcb_kmbx.km_curthread); - else - _amd64_restore_context(&tcb->tcb_tmbx.tm_context.uc_mcontext, - 0, NULL); - /* We should not reach here. */ + + if (_libkse_debug == 0) { + tcb->tcb_tmbx.tm_lwp = kcb->kcb_kmbx.km_lwp; + if (setmbox != 0) + _amd64_restore_context( + &tcb->tcb_tmbx.tm_context.uc_mcontext, + (intptr_t)&tcb->tcb_tmbx, + (intptr_t *)&kcb->kcb_kmbx.km_curthread); + else + _amd64_restore_context( + &tcb->tcb_tmbx.tm_context.uc_mcontext, + 0, NULL); + /* We should not reach here. */ + } else { + if (setmbox) + kse_switchin(&tcb->tcb_tmbx, KSE_SWITCHIN_SETTMBX); + else + kse_switchin(&tcb->tcb_tmbx, 0); + } + return (-1); } #endif |
