#!/bin/bash

# Lazy-unmount all FUSE filesystems before suspend/hibernate to prevent the
# kernel's process freeze from timing out. FUSE daemons (like gvfsd-fuse from
# Nautilus) can block in uninterruptible sleep during freeze, causing suspend
# to silently fail. The FUSE daemons restart automatically on wake.

if [[ $1 == "pre" ]]; then
  while IFS=' ' read -r _ mountpoint _ fstype _; do
    if [[ $fstype == fuse.* ]]; then
      fusermount3 -uz "$mountpoint" 2>/dev/null || fusermount -uz "$mountpoint" 2>/dev/null || true
    fi
  done < /proc/mounts
fi