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Debuggers may need to change PSL_RF. Note that tf_eflags is already stored in the signal context during signal handling and PSL_RF previously could be modified via sigreturn, so this change should not provide any new ability to userspace. For background see the thread at: http://lists.freebsd.org/pipermail/freebsd-i386/2007-September/005910.html Reviewed by: jhb, kib Sponsored by: DARPA, AFRL |
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ia32_exception.S | ||
ia32_misc.c | ||
ia32_reg.c | ||
ia32_signal.c | ||
ia32_sigtramp.S | ||
ia32_syscall.c |