kib 7bb770f505 Clear the padding when returning context to the usermode, for ... MI ucontext_t and x86 MD parts. Kernel allocates the structures on the stack, and not clearing reserved fields and paddings causes leakage. Noted and discussed with: bde MFC after: 2 weeks		2011-02-05 15:10:27 +00:00
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ia32_exception.S	Clear DF bit in eflags/rflags on the kernel entry. The i386 and amd64	2010-06-23 20:44:07 +00:00
ia32_misc.c	Save and restore segment registers on amd64 when entering and leaving	2009-04-01 13:09:26 +00:00
ia32_reg.c	Improve PCB flags handling and make it more robust. Add two new functions	2010-12-22 00:18:42 +00:00
ia32_signal.c	Clear the padding when returning context to the usermode, for	2011-02-05 15:10:27 +00:00
ia32_sigtramp.S	Save and restore segment registers on amd64 when entering and leaving	2009-04-01 13:09:26 +00:00
ia32_syscall.c	Remove unused KTRACE includes.	2010-08-19 16:41:27 +00:00