From patchwork Sat Mar 28 16:09:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: kernel: Reduce memory usage by reducing squashfs fragment cache size From: Fabian Blaese X-Patchwork-Id: 1313 Message-Id: <20200328160958.214225-1-fabian@blaese.de> To: franken-dev@freifunk.net Date: Sat, 28 Mar 2020 17:09:58 +0100 Reducing the amount of squashfs fragments cached in memory might reduce memory usage, especially for systems with very little memory and big squashfs blocksizes. Because only ar71xx-tiny contains 32/4 (memory/flash) devices, the reduction of the fragment cache is only applied to th ar71xx bsp. Signed-off-by: Fabian Bläse Reviewed-by: Robert Langhammer --- bsp/ar71xx/.config | 1 + 1 file changed, 1 insertion(+) diff --git a/bsp/ar71xx/.config b/bsp/ar71xx/.config index 6c2c730..0b9a367 100644 --- a/bsp/ar71xx/.config +++ b/bsp/ar71xx/.config @@ -96,6 +96,7 @@ CONFIG_CLEAN_IPKG=y # CONFIG_FASTD_ENABLE_METHOD_COMPOSED_UMAC is not set # CONFIG_FASTD_ENABLE_METHOD_GENERIC_GMAC is not set # CONFIG_FASTD_ENABLE_METHOD_GENERIC_UMAC is not set +CONFIG_KERNEL_SQUASHFS_FRAGMENT_CACHE_SIZE=1 # CONFIG_PACKAGE_ALFRED_VIS is not set CONFIG_PACKAGE_hostapd-mini=y CONFIG_PACKAGE_iwinfo=m