Created
December 28, 2019 04:52
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| #!/bin/sh -xe | |
| # backup | |
| cp /usr/share/initramfs-tools/scripts/local{,.orig} | |
| cp /etc/fstab{,.orig} | |
| # prepare | |
| echo 'none / tmpfs defaults 0 0' > /etc/fstab | |
| # echo 'none / tmpfs defaults,noatime,nodiratime,discard 0 0' > /etc/fstab | |
| curl -s https://gist.githubusercontent.com/egeneralov/89f6294f5cdfabffc9c15d9fa9bf14ba/raw/f4cf9c786ef818c333a2e5d0c10401b1706ab933/local.patch | patch -p0 /usr/share/initramfs-tools/scripts/local | |
| # build | |
| mkinitramfs -o /boot/initrd.img-ramboot | |
| # restore | |
| cp /usr/share/initramfs-tools/scripts/local{.orig,} | |
| cp /etc/fstab{.orig,} |
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| 183,193c183,187 | |
| < # if [ "${FSTYPE}" != "unknown" ]; then | |
| < # mount ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} ${rootmnt} | |
| < # else | |
| < # mount ${roflag} ${ROOTFLAGS} ${ROOT} ${rootmnt} | |
| < # fi | |
| < mkdir /ramboottmp | |
| < mount ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} /ramboottmp | |
| < mount -t tmpfs -o size=100% none ${rootmnt} | |
| < cd ${rootmnt} | |
| < cp -rfa /ramboottmp/* ${rootmnt} | |
| < umount /ramboottmp | |
| --- | |
| > if [ "${FSTYPE}" != "unknown" ]; then | |
| > mount ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} ${rootmnt} | |
| > else | |
| > mount ${roflag} ${ROOTFLAGS} ${ROOT} ${rootmnt} | |
| > fi |
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