Make YT6801 migration retry-safe

This commit is contained in:
Afonso Oliveira committed 2026-09-16 21:49:50 +01:00
1 parent 6d2069230e
commit ea21c37d98
2 files changed
+34 -8

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+28 -4
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@@ -14,7 +14,11 @@ cat >"$stub_bin/lspci" <<'SH'
if [[ $* == "-Dn -d 1f0a:6801" ]]; then
printf '%s\n' '0000:01:00.0 0200: 1f0a:6801'
elif [[ $* == "-Dks 0000:01:00.0" ]]; then
printf '%s\n' 'Kernel driver in use: dwmac-motorcomm'
if [[ -e $TEST_BOUND_STATE ]]; then
printf '%s\n' 'Kernel driver in use: dwmac-motorcomm'
else
printf '%s\n' 'Kernel modules: dwmac-motorcomm'
fi
fi
SH
@@ -25,7 +29,7 @@ SH
cat >"$stub_bin/lsmod" <<'SH'
#!/bin/bash
printf '%s\n' 'yt6801 65536 0'
[[ ${TEST_VENDOR_LOADED:-1} == 1 ]] && printf '%s\n' 'yt6801 65536 0'
SH
for command in modprobe omarchy-pkg-drop tee; do
@@ -34,6 +38,7 @@ for command in modprobe omarchy-pkg-drop tee; do
printf '%s\t%s\n' "${0##*/}" "$*" >>"$TEST_CALLS"
if [[ ${0##*/} == "tee" ]]; then
cat >/dev/null
touch "$TEST_BOUND_STATE"
fi
SH
done
@@ -46,6 +51,7 @@ SH
chmod +x "$stub_bin"/*
export TEST_CALLS="$calls"
export TEST_BOUND_STATE="$test_tmp/upstream-bound"
PATH="$stub_bin:$PATH" bash "$ROOT/install/hardware/fix-yt6801-ethernet-adapter.sh"
grep -Fqx $'omarchy-pkg-drop\tyt6801-dkms' "$calls" ||
@@ -55,7 +61,7 @@ if grep -Fq $'modprobe\t' "$calls"; then
fi
: >"$calls"
PATH="$stub_bin:$PATH" bash -euo pipefail "$ROOT/migrations/1788279117.sh"
TEST_VENDOR_LOADED=1 PATH="$stub_bin:$PATH" bash -euo pipefail "$ROOT/migrations/1788279117.sh"
grep -Fqx $'sudo\tmodprobe dwmac-motorcomm' "$calls" ||
fail "migration did not validate-load the upstream driver"
grep -Fqx $'omarchy-pkg-drop\tyt6801-dkms' "$calls" ||
@@ -65,8 +71,26 @@ grep -Fqx $'sudo\tmodprobe -r yt6801' "$calls" ||
grep -Fqx $'sudo\ttee /sys/bus/pci/drivers_probe' "$calls" ||
fail "migration did not reprobe the YT6801 device"
# A failed first cutover can leave the vendor module unloaded and the device
# unbound. Rerunning must still reprobe instead of repeating the same failure.
: >"$calls"
rm -f "$TEST_BOUND_STATE"
TEST_VENDOR_LOADED=0 PATH="$stub_bin:$PATH" bash -euo pipefail "$ROOT/migrations/1788279117.sh"
if grep -Fqx $'sudo\tmodprobe -r yt6801' "$calls"; then
fail "retry tried to unload a vendor module that was already absent"
fi
grep -Fqx $'sudo\ttee /sys/bus/pci/drivers_probe' "$calls" ||
fail "retry did not reprobe an unbound YT6801 device"
[[ -e $TEST_BOUND_STATE ]] || fail "retry did not restore the upstream binding"
: >"$calls"
TEST_VENDOR_LOADED=0 PATH="$stub_bin:$PATH" bash -euo pipefail "$ROOT/migrations/1788279117.sh"
if grep -Fq $'sudo\ttee /sys/bus/pci/drivers_probe' "$calls"; then
fail "settled migration unnecessarily reprobed an already-bound device"
fi
if grep -Fxq 'yt6801-dkms' "$ROOT/install/omarchy-other.packages"; then
fail "default package list still installs yt6801-dkms"
fi
pass "YT6801 installs and migrations use the upstream kernel driver"
pass "YT6801 installs and retry-safe migrations use the upstream kernel driver"