forward port redboot rootfs partition space expansion patch to 2.6.24

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10773 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic-2.6/patches-2.6.24/070-redboot_space.patch b/target/linux/generic-2.6/patches-2.6.24/070-redboot_space.patch
new file mode 100644 (file)
index 0000000..272a51f
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.24/070-redboot_space.patch
@@ -0,0 +1,32 @@
+Index: linux-2.6.23.1/drivers/mtd/redboot.c
+===================================================================
+--- linux-2.6.23.1.orig/drivers/mtd/redboot.c  2008-01-26 01:43:10.742362738 +0100
++++ linux-2.6.23.1/drivers/mtd/redboot.c       2008-01-26 01:47:24.432819736 +0100
+@@ -236,14 +236,21 @@
+ #endif
+               names += strlen(names)+1;
+ 
+-#ifdef CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED
+               if(fl->next && fl->img->flash_base + fl->img->size + master->erasesize <= fl->next->img->flash_base) {
+-                      i++;
+-                      parts[i].offset = parts[i-1].size + parts[i-1].offset;
+-                      parts[i].size = fl->next->img->flash_base - parts[i].offset;
+-                      parts[i].name = nullname;
+-              }
++                      if (!strcmp(parts[i].name, "rootfs")) {
++                              parts[i].size = fl->next->img->flash_base;
++                              parts[i].size &= ~(master->erasesize - 1);
++                              parts[i].size -= parts[i].offset;
++                      }
++#ifdef CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED
++                      else {
++                              i++;
++                              parts[i].offset = parts[i-1].size + parts[i-1].offset;
++                              parts[i].size = fl->next->img->flash_base - parts[i].offset;
++                              parts[i].name = nullname;
++                      }
+ #endif
++              }
+               tmp_fl = fl;
+               fl = fl->next;
+               kfree(tmp_fl);