Messages in this thread | | | Date | Sun, 14 Oct 2018 11:04:33 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH] x86: enable swiotlb for > 4GiG ram on 32-bit kernels |
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* Thomas Gleixner <tglx@linutronix.de> wrote:
> On Sun, 14 Oct 2018, Christoph Hellwig wrote: > > > On Sun, Oct 14, 2018 at 10:13:31AM +0200, Thomas Gleixner wrote: > > > On Sun, 14 Oct 2018, Christoph Hellwig wrote: > > > > > > > We already build the swiotlb code for 32b-t kernels with PAE support, > > > > but the code to actually use swiotlb has only been enabled for 64-bit > > > > kernel for an unknown reason. > > > > > > > > Before Linux 4.18 we papers over this fact because the networking code, > > > > the scsi layer and some random block drivers implenented their own > > > > bounce buffering scheme. > > > > > > > > Fixes: 21e07dba ("scsi: reduce use of block bounce buffers") > > Please use the first 12 characters of the commit SHA for fixes tags in the > future, as documented. No need to resend, I fixed it up for you and added a > Cc: stable as well
For those who have their ~/.gitconfig's from ancient Git history, this can be done via:
git config --global core.abbrev 12
Thanks,
Ingo
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