X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/m1-debian/blobdiff_plain/8cd69b43f64e8912be52f0fb015cbcdbc0a122b6..5e24301e41ad7f02c5a4a641954a3426336b8f2e:/doc/notes.txt?ds=sidebyside diff --git a/doc/notes.txt b/doc/notes.txt index d0d2342..2da521f 100644 --- a/doc/notes.txt +++ b/doc/notes.txt @@ -2,30 +2,57 @@ 09:19 < _jannau_> Glanzmann: git rebase --onto 5.17-rc3 6f59bc24287 09:23 < j`ey> if you add -p it can also preserve the merges -01:31 < jmr2> Has anyone tried LVM so far? Not sure if I'm doing something dumb or if it's really unhappy with 16K pages. http://paste.debian.net/plainh/016c394b -jmr2@debian:/tmp$ dd if=/dev/zero of=loopfile bs=32M count=1 -1+0 records in -1+0 records out -33554432 bytes (34 MB, 32 MiB) copied, 0.0328437 s, 1.0 GB/s -jmr2@debian:/tmp$ sudo losetup /dev/loop0 loopfile -jmr2@debian:/tmp$ sudo pvcreate /dev/loop0 - Using metadata size 960 KiB for non-standard page size 16384. - Using metadata size 960 KiB for non-standard page size 16384. - Physical volume "/dev/loop0" successfully created. -jmr2@debian:/tmp$ sudo pvremove /dev/loop0 - Using metadata size 960 KiB for non-standard page size 16384. - Labels on physical volume "/dev/loop0" successfully wiped. -jmr2@debian:/tmp$ sudo pvcreate /dev/loop0 - Using metadata size 960 KiB for non-standard page size 16384. - Using metadata size 960 KiB for non-standard page size 16384. - Physical volume "/dev/loop0" successfully created. -jmr2@debian:/tmp$ sudo pvs -jmr2@debian:/tmp$ sudo pvdisplay -jmr2@debian:/tmp$ sudo pvck -t /dev/loop0 - TEST MODE: Metadata will NOT be updated and volumes will not be (de)activated. - CHECK: pv_header.disk_locn[2].offset expected 4096 # for first mda - Found label on /dev/loop0, sector 1, type=LVM2 001 - Found text metadata area: offset=16384, size=1032192 - Command failed with status code 5. -jmr2@debian:/tmp$ +19:13 < j`ey> but there's also CONFIG_OF_DMA_DEFAULT_COHERENT, which makes of_dma_is_coherent always return true +21:02 < jannau> mps: you need https://lore.kernel.org/u-boot/20220208210215.8612-1-j@jannau.net/ for extlinux + +ARCH: 23:29 < ah-[m]> yep, exactly. I had to grub-mkconfig -o /boot/grub/grub.cfg, and move my Image.gz to /boot, otherwise it was just what was on the wiki page + +https://lore.kernel.org/linux-arm-kernel/20211011165707.138157-1-marcan@marcan.st/ +19:02 < jannau> I think based on this branch https://github.com/AsahiLinux/linux/tree/cpufreq/v1 + +23:41 < kov> Glanzmann, hmm interesting, I'll try upgrading libinput firs then, see if that fixes it +23:42 < kov> it's weird because I remember the trackpad working a while ago +23:45 -!- mtjzh (~mtjzh@2a02:8388:1742:9b80:658f:93d3:ec68:d60e) has joined #asahi +23:46 < kov> yep, just upgrading to testing's libinput makes it work heh thanks Glanzmann! + +Chromium 16KB patch: https://tg.st/u/Set-kernal-page-size-to-16K-on-loongson-MIPS-archtec.patch +10:10 < jannau> see the commit message for 64k on ppc64 https://chromium.googlesource.com/chromium/src.git/+/445c099c6486b8e5ff8dafaefcd812a7ea4bdfff%5E%21/ +15:26 < tpw_rules> Glanzmann: https://pastebin.com/NzJEQJDW - https://tg.st/u/NzJEQJDW +15:26 < tpw_rules> last i checked the built chromium only worked with the flags --in-process-gpu --no-sandbox --no-zygote but that may have been a kernel config problem +Upstream BUG: https://bugs.webkit.org/show_bug.cgi?id=236564 + +22:39 < jannau> `dtc -I fs -O dts -o - /proc/device-tree` will output the device-tree as seen by linux + +19:11 < Glanzmann> axboe: Could you explain how to mark a device as write-through? Does that mean if I issue a sync in Linux that no flush will happen. Because this would be helpful for the m1 notebook owners to improve performance. +19:11 < axboe> I just do: `echo "write through" > /sys/block/nvme0n1/queue/write_cache"` for now... +19:11 < axboe> Glanzmann: ^^ +19:12 < axboe> Glanzmann: and yes, that's what it means +19:12 < Glanzmann> axboe: Thanks. +19:12 < axboe> Glanzmann: it'll bump your test case from 56 iops to 14k or something like that :) +19:12 < axboe> alternatively, some sort of time based hack might make sense +19:13 < axboe> "only issue flush if X seconds has passed since last issue" +19:13 < axboe> kinda nasty, but safer + +15:50 < mps> axboe: Glanzmann: `libinput Disable While Typing Enabled (268): 1` is set in my case and it works fine +15:51 < mps> though I built latest beta of libinput and rebuilt xf86-input-libinput with it +15:52 < mps> i.e. libinput-1.19.901 +15:52 < axboe> mps: promising +15:53 < mps> but still didn't got it to detect thumb +16:07 < mps> Glanzmann: `libinput quirks list /dev/input/event1` will show you features of input device +16:09 < mps> and `libinput quirks list /dev/input/event1` will show quirks from libinput database + +From mps: +#!/bin/sh +echo 2 > /sys/module/hid_apple/parameters/fnmode +echo 1 > /sys/module/hid_apple/parameters/swap_fn_leftctrl +echo 1 > /sys/module/hid_apple/parameters/swap_opt_cmd + +19:19 < Glanzmann> sven: Do you know why axboe set the admin queue to 2 instead of 8? +19:19 < sven> yes +19:19 < sven> almost all commands go through the io queue, no need to waste that space for the admin queue + +# j`ey on deleting efi and Linux partitions from the gui in macos +20:46 < j`ey> Glanzmann: I didnt figure it out at the diskutil cli, but I managed to do it from the GUI, I think you have to erase/reformat as APFS before you can delete the volumes + +21:07 < tpw_rules> you can delete a non-apfs partition with: diskutil eraseVolume free n disk0sX