diff options
Diffstat (limited to 'recipes-core/udev/udev/skip-rules-for-mmc-rpmb-partition.patch')
| -rw-r--r-- | recipes-core/udev/udev/skip-rules-for-mmc-rpmb-partition.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/recipes-core/udev/udev/skip-rules-for-mmc-rpmb-partition.patch b/recipes-core/udev/udev/skip-rules-for-mmc-rpmb-partition.patch new file mode 100644 index 00000000..edbc0b3d --- /dev/null +++ b/recipes-core/udev/udev/skip-rules-for-mmc-rpmb-partition.patch @@ -0,0 +1,41 @@ +From 68a780f4cbba18c01d8409faafb1f7904afa86a9 Mon Sep 17 00:00:00 2001 +From: Ting Liu <ting.liu@freescale.com> +Date: Thu, 31 Jul 2014 16:12:32 +0800 +Subject: [PATCH] skip rules for mmc rpmb partition + +Upstream-status: Pending + +In FSL SDK 1.6 Kernel, mmc driver has created a new partition +with "mmcblkXrpmb" if device expresses it support of RPMB. + +RPMB (Replay Protected Memory Block), A signed access to a Replay +Protected Memory Block is provided. This function provides means +for the system to store data to the specific memory area in an +authenticated and replay protected manner. + +In that case, any read/write access to this partition device will +report errors which will not impact any fuction. + +add rules to skip it. + +Signed-off-by: Ting Liu <ting.liu@freescale.com> +--- + rules/60-persistent-storage.rules | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/rules/60-persistent-storage.rules b/rules/60-persistent-storage.rules +index fa687f2..bb3f8f9 100644 +--- a/rules/60-persistent-storage.rules ++++ b/rules/60-persistent-storage.rules +@@ -14,7 +14,7 @@ ACTION=="add", SUBSYSTEM=="module", KERNEL=="block", ATTR{parameters/events_dfl_ + SUBSYSTEM!="block", GOTO="persistent_storage_end" + + # skip rules for inappropriate block devices +-KERNEL=="fd*|mtd*|nbd*|gnbd*|btibm*|dm-*|md*", GOTO="persistent_storage_end" ++KERNEL=="fd*|mtd*|nbd*|gnbd*|btibm*|dm-*|md*|mmcblk*rpmb", GOTO="persistent_storage_end" + + # ignore partitions that span the entire disk + TEST=="whole_disk", GOTO="persistent_storage_end" +-- +1.8.3.2 + |