Différences

Ci-dessous, les différences entre deux révisions de la page.

--- tech:notes_module_kernel_linux [2026/01/20 16:34] – Jean-Baptiste
+++ tech:notes_module_kernel_linux [2026/01/20 16:43] (Version actuelle) – Jean-Baptiste
@@ Ligne 1: / Ligne 1: @@
+<!DOCTYPE markdown>
+{{tag>Brouillon module procfs sysfs Linux}}
+# Notes module kernel Linux
+## How do I list loaded Linux module parameter values?
+Source : http://serverfault.com/questions/62316/how-do-i-list-loaded-linux-module-parameter-values
+~~~bash
+cat /proc/modules | cut -f 1 -d " " | while read module; do \
+ echo "Module: $module"; \
+ if [ -d "/sys/module/$module/parameters" ]; then \
+  ls /sys/module/$module/parameters/ | while read parameter; do \
+   echo -n "Parameter: $parameter --> "; \
+   cat /sys/module/$module/parameters/$parameter; \
+  done; \
+ fi; \
+ echo; \
+done
+~~~
+## Systemd
+~~~bash
+systemctl status systemd-modules-load.service
+~~~
+## Module Linux bootparam
+Passer un argument à un module depuis le boot
+~~~bash
+nouveau.disable=yes
+~~~
+## insmod - compatibility with the current running kernel - ignored "vermagic" check
+~~~bash
+modprobe --force-vermagic
+~~~
+## Blacklister un module
+~~~bash
+module_blacklist=modname1,modname2,modname3
+~~~
+~~~bash
+#module_to_blacklist.blacklist=yes
+modprobe.blacklist=ahci
+~~~
+~~~bash
+modprobe -r module_name
+cat >/etc/modprobe.d/local-blacklist.conf <<EOF
+blacklist module_name
+install module_name /bin/false
+EOF
+~~~
+## hwdetect - Unused modules
+Source : https://wiki.archlinux.org/title/hwdetect
+~~~bash
+#!/bin/bash
+modules=($(awk '{print $1}' /proc/modules))
+for hw in $(hwdetect --show-modules | awk -F: '{gsub("-","_"); print $2}'); do
+    if ! grep -q "$hw" <(printf '%s\n' "${modules[@]}"); then
+        printf '%s\n' "$hw";
+    fi
+done
+~~~
+## Pb
+fsck erreur end_request: I/O error, dev fd0, sector 0
+~~~
+end_request: I/O error, dev fd0, sector 0
+~~~
+source : https://askubuntu.com/questions/719058/blk-update-request-i-o-error-dev-fd0-sector-0
+~~~bash
+sudo rmmod floppy
+echo "blacklist floppy" |sudo tee /etc/modprobe.d/blacklist-floppy.conf
+sudo dpkg-reconfigure initramfs-tools
+~~~
+## Autres
+~~~bash
+depmod -n | grep nouveau | egrep -v '^alias'
+~~~
+In distributions where systemd is available, systemd-modules-load.service loads kernel modules from static lists in these files:
+* /etc/modules-load.d/*.conf
+* /run/modules-load.d/*.conf
+* /usr/lib/modules-load.d/*.conf
+Iptables
+~~~bash
+sudo tee /etc/modules-load.d/iptables.conf > /dev/null <<'EOF'
+ip6_tables
+ip6table_nat
+ip_tables
+iptable_nat
+EOF
+~~~
+~~~bash
+sudo systemctl restart systemd-modules-load.service
+~~~
+~~~bash
+lsmod | grep "ip.*table"
+~~~