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| author | Dominik Brodowski <linux@dominikbrodowski.net> | 2018-02-20 22:01:12 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-02-21 16:54:05 +0100 |
| commit | b2855d8d2de0fa15c1ff30c69ed7756b00c48b22 (patch) | |
| tree | 30d9adb642ba519bb162c3a1387c926d4ebf9746 /kernel/jump_label.c | |
| parent | 3aa99fc3e708b9cd9b4cfe2df0b7a66cf293e3cf (diff) | |
| download | blackbird-obmc-linux-b2855d8d2de0fa15c1ff30c69ed7756b00c48b22.tar.gz blackbird-obmc-linux-b2855d8d2de0fa15c1ff30c69ed7756b00c48b22.zip | |
x86/entry/64: Move ASM_CLAC to interrupt_entry()
Moving ASM_CLAC to interrupt_entry means two instructions (addq / pushq
and call interrupt_entry) are not covered by it. However, it offers a
noticeable size reduction (-.2k):
text data bss dec hex filename
16882 0 0 16882 41f2 entry_64.o-orig
16623 0 0 16623 40ef entry_64.o
Suggested-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: dan.j.williams@intel.com
Link: http://lkml.kernel.org/r/20180220210113.6725-6-linux@dominikbrodowski.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/jump_label.c')
0 files changed, 0 insertions, 0 deletions
