Re: [PATCH v3 1/2] iommu: Disable preemption around use of this_cpu_ptr()

2016-06-26 Thread Thorsten Leemhuis
On 15.06.2016 14:25, Joerg Roedel wrote: > On Wed, Jun 01, 2016 at 12:10:08PM +0100, Chris Wilson wrote: >> Between acquiring the this_cpu_ptr() and using it, ideally we don't want >> to be preempted and work on another CPU's private data. this_cpu_ptr() >> checks whether or not preemption is

Re: "dma-mapping: remove CONFIG_DMA_REMAP" causes AMD SME boot fail

2022-03-31 Thread Thorsten Leemhuis
[TLDR: I'm adding the regression report below to regzbot, the Linux kernel regression tracking bot; all text you find below is compiled from a few templates paragraphs you might have encountered already already from similar mails.] Hi, this is your Linux kernel regression tracker. Sending this

Re: [REGRESSION] Recent swiotlb DMA_FROM_DEVICE fixes break ath9k-based AP

2022-03-25 Thread Thorsten Leemhuis
On 25.03.22 08:12, Oleksandr Natalenko wrote: > On čtvrtek 24. března 2022 18:07:29 CET Toke Høiland-Jørgensen wrote: >> Right, but is that sync_for_device call really needed? AFAICT, that >> ath9k_hw_process_rxdesc_edma() invocation doesn't actually modify any of >> the data when it returns

Re: "dma-mapping: remove CONFIG_DMA_REMAP" causes AMD SME boot fail #forregzbot

2022-04-15 Thread Thorsten Leemhuis
TWIMC: this mail is primarily send for documentation purposes and for regzbot, my Linux kernel regression tracking bot. These mails usually contain '#forregzbot' in the subject, to make them easy to spot and filter. #regzbot fixed-by: 4fe87e818ea492ade079cc0 On 31.03.22 08:51, Thorsten Leemhuis