[PATCH 3/4] x86/asm/entry/32: Make register zero-extension more prominent

2015-03-27 Thread Denys Vlasenko
It was mentioned that people keep trying to optimize them out, introducing bugs. Make them more visible, and add "do not remove" comment. Signed-off-by: Denys Vlasenko CC: Linus Torvalds CC: Steven Rostedt CC: Ingo Molnar CC: Borislav Petkov CC: "H. Peter Anvin" CC: Andy Lutomirski CC:

[PATCH 3/4] x86/asm/entry/32: Make register zero-extension more prominent

2015-03-27 Thread Denys Vlasenko
It was mentioned that people keep trying to optimize them out, introducing bugs. Make them more visible, and add do not remove comment. Signed-off-by: Denys Vlasenko dvlas...@redhat.com CC: Linus Torvalds torva...@linux-foundation.org CC: Steven Rostedt rost...@goodmis.org CC: Ingo Molnar