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authorDenys Vlasenko <[email protected]>2015-02-26 14:40:35 -0800
committerIngo Molnar <[email protected]>2015-03-04 22:50:52 +0100
commit14f6e9532dda399a7b789f744dc045f8865a9e42 (patch)
tree6b293be6798770ae65e9dbe4fdf37175240e3682 /tools/perf/scripts/python
parentebfc453e27c676e104378366a0b027e5c6918631 (diff)
x86/asm/entry/64/compat: Fold the IA32_ARG_FIXUP macro into its callers
Use of a small macro - one with conditional expansion - does more harm than good. It obfuscates code, with minimal code reuse. For example, because of obfuscation it's not obvious that in 'ia32_sysenter_target', we can optimize loading of r9 - currently it is loaded with a detour through ebp. This patch folds the IA32_ARG_FIXUP macro into its callers. No code changes. Signed-off-by: Denys Vlasenko <[email protected]> Signed-off-by: Andy Lutomirski <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Frederic Weisbecker <[email protected]> Cc: H. Peter Anvin <[email protected]> Cc: Kees Cook <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Oleg Nesterov <[email protected]> Cc: Will Drewry <[email protected]> Link: http://lkml.kernel.org/r/4da092094cd78734384ac31e0d4ec1d8f69145a2.1424989793.git.luto@amacapital.net Signed-off-by: Ingo Molnar <[email protected]>
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