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-rw-r--r--meta/recipes-core/initrdscripts/files/init-install.sh15
1 files changed, 13 insertions, 2 deletions
diff --git a/meta/recipes-core/initrdscripts/files/init-install.sh b/meta/recipes-core/initrdscripts/files/init-install.sh
index aa9476660b..28e8f09d19 100644
--- a/meta/recipes-core/initrdscripts/files/init-install.sh
+++ b/meta/recipes-core/initrdscripts/files/init-install.sh
@@ -7,8 +7,19 @@
PATH=/sbin:/bin:/usr/sbin:/usr/bin
-# We need 20 Mb for the boot partition
-boot_size=20
+# figure out how big of a boot partition we need
+boot_size=$(du -ms /run/media/$1/ | awk '{print $1}')
+# remove rootfs.img ($2) from the size if it exists, as its not installed to /boot
+if [ -e /run/media/$1/$2 ]; then
+ boot_size=$(( boot_size - $( du -ms /run/media/$1/$2 | awk '{print $1}') ))
+fi
+# remove initrd from size since its not currently installed
+if [ -e /run/media/$1/initrd ]; then
+ boot_size=$(( boot_size - $( du -ms /run/media/$1/initrd | awk '{print $1}') ))
+fi
+# add 10M to provide some extra space for users and account
+# for rounding in the above subtractions
+boot_size=$(( boot_size + 10 ))
# 5% for the swap
swap_ratio=5