Re: [PATCH 1/4] x86/mm/tlb: Revert the recent lazy TLB patches

2018-08-22 Thread Rik van Riel
On Wed, 2018-08-22 at 14:37 -0700, Linus Torvalds wrote: > On Wed, Aug 22, 2018 at 8:46 AM Peter Zijlstra > wrote: > > > > Revert [..] in order to simplify the TLB invalidate fixes for x86. > > We'll try again later. > > Rik, I assume I should take your earlier "yeah, I can try later" as > an >

Re: [PATCH 1/4] x86/mm/tlb: Revert the recent lazy TLB patches

2018-08-22 Thread Linus Torvalds
On Wed, Aug 22, 2018 at 8:46 AM Peter Zijlstra wrote: > > Revert [..] in order to simplify the TLB invalidate fixes for x86. We'll try > again later. Rik, I assume I should take your earlier "yeah, I can try later" as an ack for this? I'll wait a bit more in the hopes of getting reviews/acks, b

[PATCH 1/4] x86/mm/tlb: Revert the recent lazy TLB patches

2018-08-22 Thread Peter Zijlstra
Revert commits: 95b0e6357d3e x86/mm/tlb: Always use lazy TLB mode 64482aafe55f x86/mm/tlb: Only send page table free TLB flush to lazy TLB CPUs ac0315896970 x86/mm/tlb: Make lazy TLB mode lazier 61d0beb5796a x86/mm/tlb: Restructure switch_mm_irqs_off() 2ff6ddf19c0e x86/mm/tlb: Leave lazy