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CVS commit: src/sys/arch/x86/include
Module Name: src
Committed By: dsl
Date: Sun Feb 9 14:44:42 UTC 2014
Add compatibility for some userspace code (eg firefox) that seems to look
inside the ucontext structure passed to signal handlers to modify the
This should make the code compile - I'm not at all sure it works as expected,
the interactions between FP and signal handlers aren't at all clear.
AFAICT the FP state is saved on the user stack when the handler is called,
however the FP trap code can already done odd things to the FPU....
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/x86/include/cpu_extended_state.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
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