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| author | Rui Salvaterra <rsalvaterra@gmail.com> | 2021-04-01 14:36:33 +0100 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2021-04-03 18:57:13 +0200 |
| commit | 565dfeb1280343fb3f838581169e5d7a1c947862 (patch) | |
| tree | 0c8df2183fd7f24a31dc4db213d5d99a1bce938f /package/system/zram-swap/files | |
| parent | 829fa33899911f5e2a1229a6fdea98feb1d09029 (diff) | |
| download | upstream-565dfeb1280343fb3f838581169e5d7a1c947862.tar.gz upstream-565dfeb1280343fb3f838581169e5d7a1c947862.tar.bz2 upstream-565dfeb1280343fb3f838581169e5d7a1c947862.zip | |
zram-swap: bail out early if the kernel doesn't support swap
Since KERNEL_SWAP is only enabled by default for !SMALL_FLASH targets, we need
to check if the current kernel supports swap before trying to configure
zram-swap, as opkg can't check for kernel dependencies.
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Diffstat (limited to 'package/system/zram-swap/files')
| -rwxr-xr-x | package/system/zram-swap/files/zram.init | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/package/system/zram-swap/files/zram.init b/package/system/zram-swap/files/zram.init index 685648aae5..d97e85efa5 100755 --- a/package/system/zram-swap/files/zram.init +++ b/package/system/zram-swap/files/zram.init @@ -150,6 +150,11 @@ zram_compact() start() { + [ -e /proc/swaps ] || { + logger -s -t zram_start -p daemon.crit "kernel doesn't support swap" + return 1 + } + if [ $( grep -cs zram /proc/swaps ) -ne 0 ]; then logger -s -t zram_start -p daemon.notice "[OK] zram swap is already mounted" return 1 |