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rootfs_split fixes * avoid compiler warnings on 2.6.22.1 * applies cleanly on 2.6.21.5 

SVN-Revision: 8060
lede-17.01
Gabor Juhos 2007-07-19 15:52:37 +00:00
parent 6415928854
commit a66d3dd9d2
2 changed files with 13 additions and 16 deletions
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4
target/linux/generic-2.6/patches-2.6.22/060-rootfs_split.patch
View File

@ -461,7 +461,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ j++; + j++;
+ +
+ if (strcmp(part->name, "rootfs") == 0 && slave->registered) { + if (strcmp(part->name, "rootfs") == 0 && slave->registered) {
+#if CONFIG_MTD_ROOTFS_ROOT_DEV +#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
+ if (ROOT_DEV == 0) { + if (ROOT_DEV == 0) {
+ printk(KERN_NOTICE "mtd: partition \"rootfs\" " + printk(KERN_NOTICE "mtd: partition \"rootfs\" "
+ "set to be root filesystem\n"); + "set to be root filesystem\n");
@ -480,7 +480,7 @@ Index: linux/drivers/mtd/mtdpart.c
- add_mtd_device(&slave->mtd); - add_mtd_device(&slave->mtd);
- slave->registered = 1; - slave->registered = 1;
+#endif +#endif
+#if CONFIG_MTD_ROOTFS_SPLIT +#ifdef CONFIG_MTD_ROOTFS_SPLIT
+ ret = split_rootfs_data(master, part, j); + ret = split_rootfs_data(master, part, j);
+ if (ret == 0) + if (ret == 0)
+ j++; + j++;

25
target/linux/generic-2.6/patches/060-rootfs_split.patch
View File

@ -2,17 +2,12 @@ Index: linux/drivers/mtd/Kconfig
=================================================================== ===================================================================
--- linux.orig/drivers/mtd/Kconfig --- linux.orig/drivers/mtd/Kconfig
+++ linux/drivers/mtd/Kconfig +++ linux/drivers/mtd/Kconfig
@@ -47,6 +47,16 @@ config MTD_PARTITIONS @@ -49,6 +49,11 @@ config MTD_PARTITIONS
devices. Partitioning on NFTL 'devices' is a different - that's the devices. Partitioning on NFTL 'devices' is a different - that's the
'normal' form of partitioning used on a block device. 'normal' form of partitioning used on a block device.
+config MTD_ROOTFS_ROOT_DEV +config MTD_SPLIT_ROOTFS
+ bool "Automatically set 'rootfs' partition to be root filesystem" + bool "Automatically split rootfs partition for squashfs"
+ depends on MTD_PARTITIONS
+ default y
+
+config MTD_ROOTFS_SPLIT
+ bool "Automatically split 'rootfs' partition for squashfs"
+ depends on MTD_PARTITIONS + depends on MTD_PARTITIONS
+ default y + default y
+ +
@ -32,7 +27,7 @@ Index: linux/drivers/mtd/mtdpart.c
/* Our partition linked list */ /* Our partition linked list */
static LIST_HEAD(mtd_partitions); static LIST_HEAD(mtd_partitions);
@@ -308,6 +310,265 @@ int del_mtd_partitions(struct mtd_info * @@ -308,6 +310,266 @@ int del_mtd_partitions(struct mtd_info *
return 0; return 0;
} }
@ -62,6 +57,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ slave->mtd.subpage_sft = master->subpage_sft; + slave->mtd.subpage_sft = master->subpage_sft;
+ +
+ slave->mtd.name = part->name; + slave->mtd.name = part->name;
+ slave->mtd.bank_size = master->bank_size;
+ slave->mtd.owner = master->owner; + slave->mtd.owner = master->owner;
+ +
+ slave->mtd.read = part_read; + slave->mtd.read = part_read;
@ -284,7 +280,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ if (dpart == NULL) + if (dpart == NULL)
+ return 1; + return 1;
+ +
+ printk(KERN_INFO "mtd: partition \"%s\" created automatically, ofs=%lX, len=%lX \n", + printk(KERN_INFO "mtd: \"%s\" created, ofs=%lX, len=%lX \n",
+ ROOTFS_SPLIT_NAME, dpart->offset, dpart->size); + ROOTFS_SPLIT_NAME, dpart->offset, dpart->size);
+ +
+ ret = add_one_partition(master, dpart, index, NULL); + ret = add_one_partition(master, dpart, index, NULL);
@ -298,7 +294,7 @@ Index: linux/drivers/mtd/mtdpart.c
/* /*
* This function, given a master MTD object and a partition table, creates * 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 * and registers slave MTD objects which are bound to the master according to
@@ -320,168 +581,31 @@ int add_mtd_partitions(struct mtd_info * @@ -320,169 +582,31 @@ int add_mtd_partitions(struct mtd_info *
int nbparts) int nbparts)
{ {
struct mtd_part *slave; struct mtd_part *slave;
@ -331,6 +327,7 @@ Index: linux/drivers/mtd/mtdpart.c
- slave->mtd.subpage_sft = master->subpage_sft; - slave->mtd.subpage_sft = master->subpage_sft;
- -
- slave->mtd.name = parts[i].name; - slave->mtd.name = parts[i].name;
- slave->mtd.bank_size = master->bank_size;
- slave->mtd.owner = master->owner; - slave->mtd.owner = master->owner;
- -
- slave->mtd.read = part_read; - slave->mtd.read = part_read;
@ -455,13 +452,13 @@ Index: linux/drivers/mtd/mtdpart.c
- offs += slave->mtd.erasesize; - offs += slave->mtd.erasesize;
+ for (i = 0, j = 0; i < nbparts; i++) { + for (i = 0, j = 0; i < nbparts; i++) {
+ part = (struct mtd_partition *) &parts[i]; + part = (struct mtd_partition *) &parts[i];
+ ret = add_one_partition(master, part, j, &slave); + ret = add_one_partition(master, part, i, &slave);
+ if (ret) + if (ret)
+ return ret; + return ret;
+ j++; + j++;
+ +
+ if (strcmp(part->name, "rootfs") == 0 && slave->registered) { + if (strcmp(part->name, "rootfs") == 0 && slave->registered) {
+#if CONFIG_MTD_ROOTFS_ROOT_DEV +#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
+ if (ROOT_DEV == 0) { + if (ROOT_DEV == 0) {
+ printk(KERN_NOTICE "mtd: partition \"rootfs\" " + printk(KERN_NOTICE "mtd: partition \"rootfs\" "
+ "set to be root filesystem\n"); + "set to be root filesystem\n");
@ -480,7 +477,7 @@ Index: linux/drivers/mtd/mtdpart.c
- add_mtd_device(&slave->mtd); - add_mtd_device(&slave->mtd);
- slave->registered = 1; - slave->registered = 1;
+#endif +#endif
+#if CONFIG_MTD_ROOTFS_SPLIT +#ifdef CONFIG_MTD_ROOTFS_SPLIT
+ ret = split_rootfs_data(master, part, j); + ret = split_rootfs_data(master, part, j);
+ if (ret == 0) + if (ret == 0)
+ j++; + j++;