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authorIngo Molnar <mingo@kernel.org>2015-04-26 13:07:18 +0300
committerIngo Molnar <mingo@kernel.org>2015-05-19 16:47:48 +0300
commitd63e79b114c0208bc2b7712c879568e180909d60 (patch)
treec680913d78d7c55d29c5e955f15055d8c25cacb5 /drivers/lguest
parente229537543fba3de4026cb6e12b75946d9f3430f (diff)
downloadlinux-d63e79b114c0208bc2b7712c879568e180909d60.tar.xz
x86/fpu: Uninline kernel_fpu_begin()/end()
Both inline functions call an inline function unconditionally, so we already pay the function call based clobbering cost. Uninline them. This saves quite a bit of code in various performance sensitive code paths: text data bss dec hex filename 13321334 2569888 1634304 17525526 10b6b16 vmlinux.before 13320246 2569888 1634304 17524438 10b66d6 vmlinux.after Reviewed-by: Borislav Petkov <bp@alien8.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/lguest')
0 files changed, 0 insertions, 0 deletions