| commit | 1153933703d927b3d4874c0bc801de32b1b58be9 | [log] [tgz] |
|---|---|---|
| author | Alexey Dobriyan <adobriyan@gmail.com> | Tue May 08 00:39:37 2018 +0300 |
| committer | Ingo Molnar <mingo@kernel.org> | Mon May 14 11:38:51 2018 +0200 |
| tree | e2ace18c80c137e9feb056c4c6e5e4bb7a47e7a2 | |
| parent | 67b8d5c7081221efa252e111cd52532ec6d4266f [diff] |
x86/asm/64: Micro-optimize __clear_user() - Use immediate constants Save two registers. Adding constants should be just as fast as adding registers. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20180507213937.GB32406@avx2 Signed-off-by: Ingo Molnar <mingo@kernel.org>