d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

In set_mcontext(), store the (user) stack pointer and the thread

Browse Source 
pointer in the PCB of the corresponding thread if it's not the
current thread.  This is needed for thr_create() to setup the
newly created thread from the context provided by the application.

This commit finalizes supporting libthr.
This commit is contained in:
Marcel Moolenaar 2003-07-31 05:27:00 +00:00
parent b053bc8407
commit 5ba809ff66
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
sys/alpha/alpha/machdep.c
View File

@ -2074,6 +2074,9 @@ set_mcontext(struct thread *td, const mcontext_t *mcp)
if (td == curthread) { if (td == curthread) {
alpha_pal_wrusp(mcp->mc_regs[FRAME_SP]); alpha_pal_wrusp(mcp->mc_regs[FRAME_SP]);
alpha_pal_wrunique(mcp->mc_thrptr); alpha_pal_wrunique(mcp->mc_thrptr);
} else {
td->td_pcb->pcb_hw.apcb_usp = mcp->mc_regs[FRAME_SP];
td->td_pcb->pcb_hw.apcb_unique = mcp->mc_thrptr;
} }
/* /*