On Sun, 20 Dec 2020 18:18:26 +0000 (UTC), Christophe Leroy wrote:
> Force inlining of get_tb() in order to avoid getting
> following function in vdso32, leading to suboptimal
> performance in clock_gettime()
>
> 00000688 <.get_tb>:
> 688: 7c 6d 42 a6 mftbu r3
> 68c: 7c 8c 42 a6 mftb r4
> 690: 7d 2d 42 a6 mftbu r9
> 694: 7c 03 48 40 cmplw r3,r9
> 698: 40 e2 ff f0 bne+ 688 <.get_tb>
> 69c: 4e 80 00 20 blr
Applied to powerpc/fixes.
[1/1] powerpc/time: Force inlining of get_tb()
https://git.kernel.org/powerpc/c/0faa22f09caadc11af2aa7570870ebd2ac5b8170
cheers
