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authorHauke Mehrtens <hauke@hauke-m.de>2017-10-29 19:32:10 +0100
committerHauke Mehrtens <hauke@hauke-m.de>2017-12-16 22:11:19 +0100
commitb3f95490b9bec020314eb32016988ee262d52884 (patch)
treef8289c19587108bb3b687575776f559eee6f01fd /target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch
parenta362df6f253e4460504fd870d6a7af40ef86ad70 (diff)
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kernel: generic: Add kernel 4.14 support
This adds initial support for kernel 4.14 based on the patches for kernel 4.9. In the configuration I deactivated some of the new possible security features like: CONFIG_REFCOUNT_FULL CONFIG_SLAB_FREELIST_HARDENED CONFIG_SOFTLOCKUP_DETECTOR CONFIG_WARN_ALL_UNSEEDED_RANDOM And these overlay FS options are also deactivated: CONFIG_OVERLAY_FS_INDEX CONFIG_OVERLAY_FS_REDIRECT_DIR I activated this: CONFIG_FORTIFY_SOURCE CONFIG_POSIX_TIMERS CONFIG_SLAB_MERGE_DEFAULT CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED I am not sure if I did the porting correct for the following patches: target/linux/generic/backport-4.14/020-backport_netfilter_rtcache.patch target/linux/generic/hack-4.14/220-gc_sections.patch target/linux/generic/hack-4.14/321-powerpc_crtsavres_prereq.patch target/linux/generic/pending-4.14/305-mips_module_reloc.patch target/linux/generic/pending-4.14/611-netfilter_match_bypass_default_table.patch target/linux/generic/pending-4.14/680-NET-skip-GRO-for-foreign-MAC-addresses.patch Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch')
-rw-r--r--target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch34
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch b/target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch
new file mode 100644
index 0000000000..06cd1b62ac
--- /dev/null
+++ b/target/linux/generic/pending-4.14/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch
@@ -0,0 +1,34 @@
+From: Daniel Golle <daniel@makrotopia.org>
+Subject: ubi: set ROOT_DEV to ubiblock "rootfs" if unset
+
+Signed-off-by: Daniel Golle <daniel@makrotopia.org>
+---
+ drivers/mtd/ubi/block.c | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+--- a/drivers/mtd/ubi/block.c
++++ b/drivers/mtd/ubi/block.c
+@@ -50,6 +50,7 @@
+ #include <linux/scatterlist.h>
+ #include <linux/idr.h>
+ #include <asm/div64.h>
++#include <linux/root_dev.h>
+
+ #include "ubi-media.h"
+ #include "ubi.h"
+@@ -445,6 +446,15 @@ int ubiblock_create(struct ubi_volume_in
+ add_disk(dev->gd);
+ dev_info(disk_to_dev(dev->gd), "created from ubi%d:%d(%s)",
+ dev->ubi_num, dev->vol_id, vi->name);
++
++ if (!strcmp(vi->name, "rootfs") &&
++ IS_ENABLED(CONFIG_MTD_ROOTFS_ROOT_DEV) &&
++ ROOT_DEV == 0) {
++ pr_notice("ubiblock: device ubiblock%d_%d (%s) set to be root filesystem\n",
++ dev->ubi_num, dev->vol_id, vi->name);
++ ROOT_DEV = MKDEV(gd->major, gd->first_minor);
++ }
++
+ return 0;
+
+ out_free_queue: