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rootfs_split: Allow using MTDPART_OFS_APPEND macro for offset of rootfs.

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Use offset from struct mtd_part instead of struct mtd_partition for defining
the new partitions. This enables the usage of MTDPART_OFS_APPEND macro in
struct mtd_partition.

Signed-off-by: Jochen Friedrich <jochen@scram.de>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26705 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2011-04-17 18:32:28 +00:00
parent d399ceaa8f
commit 8b102012a0
7 changed files with 43 additions and 29 deletions
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12
target/linux/generic/patches-2.6.30/065-rootfs_split.patch
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@@ -37,7 +37,7 @@
/*
* MTD methods which simply translate the effective address and pass through
@@ -512,6 +514,155 @@ out_register:
@@ -512,6 +514,157 @@ out_register:
return slave;
}
@@ -93,10 +93,12 @@
+{
+ struct mtd_partition *dpart;
+ struct mtd_part *slave = NULL;
+ struct mtd_part *spart;
+ int split_offset = 0;
+ int ret;
+
+ ret = split_squashfs(master, part->offset, &split_offset);
+ spart = PART(rpart);
+ ret = split_squashfs(master, spart->offset, &split_offset);
+ if (ret)
+ return ret;
+
@@ -114,7 +116,7 @@
+ dpart->name = (unsigned char *)&dpart[1];
+ strcpy(dpart->name, ROOTFS_SPLIT_NAME);
+
+ dpart->size -= split_offset - dpart->offset;
+ dpart->size = rpart->size - (split_offset - spart->offset);
+ dpart->offset = split_offset;
+
+ if (dpart == NULL)
@@ -193,7 +195,7 @@
/*
* This function, given a master MTD object and a partition table, creates
* and registers slave MTD objects which are bound to the master according to
@@ -527,14 +678,29 @@ int add_mtd_partitions(struct mtd_info *
@@ -527,14 +680,29 @@ int add_mtd_partitions(struct mtd_info *
{
struct mtd_part *slave;
uint64_t cur_offset = 0;
@@ -226,7 +228,7 @@
cur_offset = slave->offset + slave->mtd.size;
}
@@ -542,6 +708,32 @@ int add_mtd_partitions(struct mtd_info *
@@ -542,6 +710,32 @@ int add_mtd_partitions(struct mtd_info *
}
EXPORT_SYMBOL(add_mtd_partitions);