cvs commit: src/sys/ia64/ia64 machdep.c
marcel at FreeBSD.org
Sun Nov 9 21:28:06 PST 2003
marcel 2003/11/09 21:28:05 PST
FreeBSD src repository
In get_mcontext(), do not update bspstore and ndirty in the trapframe.
Only update them in the newly created context to reflect the state
after copying the dirty registers onto the user stack. If we were to
update the trapframe, we lose the state at entry into the kernel. We
may need that after we create the context, such as for KSE upcalls.
We have to update the trapframe after writing the dirty registers to
the user stack for signal delivery to work. But this is best done in
sendsig() itself where it applies, not in get_mcontext() where it's
Revision Changes Path
1.166 +9 -5 src/sys/ia64/ia64/machdep.c
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