diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/generic/hack-4.14/401-inherit-parent-partition-access-mode.patch | 60 | ||||
| -rw-r--r-- | target/linux/generic/hack-4.19/401-inherit-parent-partition-access-mode.patch | 60 |
2 files changed, 120 insertions, 0 deletions
diff --git a/target/linux/generic/hack-4.14/401-inherit-parent-partition-access-mode.patch b/target/linux/generic/hack-4.14/401-inherit-parent-partition-access-mode.patch new file mode 100644 index 0000000000..dbbe68ff4a --- /dev/null +++ b/target/linux/generic/hack-4.14/401-inherit-parent-partition-access-mode.patch @@ -0,0 +1,60 @@ +--- a/drivers/mtd/mtdchar.c ++++ b/drivers/mtd/mtdchar.c +@@ -595,7 +595,10 @@ + /* Sanitize user input */ + p.devname[BLKPG_DEVNAMELTH - 1] = '\0'; + +- return mtd_add_partition(mtd, p.devname, p.start, p.length); ++ /* No mtd flags masking required */ ++ uint32_t mask_flags = 0; ++ ++ return mtd_add_partition(mtd, p.devname, p.start, p.length, mask_flags); + + case BLKPG_DEL_PARTITION: + +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -726,7 +726,7 @@ + } + + int mtd_add_partition(struct mtd_info *parent, const char *name, +- long long offset, long long length) ++ long long offset, long long length, uint32_t mask_flags) + { + struct mtd_partition part; + struct mtd_part *new; +@@ -747,6 +747,7 @@ + part.name = name; + part.size = length; + part.offset = offset; ++ part.mask_flags = mask_flags; + + new = allocate_partition(parent, &part, -1, offset); + if (IS_ERR(new)) +@@ -855,10 +856,14 @@ + /* adjust partition offsets */ + parts[i].offset += slave->offset; + ++ /* adjust partition mask */ ++ parts[i].mask_flags = !(slave->mtd.flags & MTD_WRITEABLE) ? MTD_WRITEABLE : 0; ++ + mtd_add_partition(slave->parent, + parts[i].name, + parts[i].offset, +- parts[i].size); ++ parts[i].size, ++ parts[i].mask_flags); + } + + kfree(parts); +--- a/include/linux/mtd/partitions.h ++++ b/include/linux/mtd/partitions.h +@@ -114,7 +114,7 @@ + + int mtd_is_partition(const struct mtd_info *mtd); + int mtd_add_partition(struct mtd_info *master, const char *name, +- long long offset, long long length); ++ long long offset, long long length, uint32_t mask_flags); + int mtd_del_partition(struct mtd_info *master, int partno); + struct mtd_info *mtdpart_get_master(const struct mtd_info *mtd); + uint64_t mtdpart_get_offset(const struct mtd_info *mtd); diff --git a/target/linux/generic/hack-4.19/401-inherit-parent-partition-access-mode.patch b/target/linux/generic/hack-4.19/401-inherit-parent-partition-access-mode.patch new file mode 100644 index 0000000000..61dd0369a6 --- /dev/null +++ b/target/linux/generic/hack-4.19/401-inherit-parent-partition-access-mode.patch @@ -0,0 +1,60 @@ +--- a/drivers/mtd/mtdchar.c ++++ b/drivers/mtd/mtdchar.c +@@ -583,7 +583,10 @@ + /* Sanitize user input */ + p.devname[BLKPG_DEVNAMELTH - 1] = '\0'; + +- return mtd_add_partition(mtd, p.devname, p.start, p.length); ++ /* No mtd flags masking required */ ++ uint32_t mask_flags = 0; ++ ++ return mtd_add_partition(mtd, p.devname, p.start, p.length, mask_flags); + + case BLKPG_DEL_PARTITION: + +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -679,7 +679,7 @@ + } + + int mtd_add_partition(struct mtd_info *parent, const char *name, +- long long offset, long long length) ++ long long offset, long long length, uint32_t mask_flags) + { + struct mtd_partition part; + struct mtd_part *new; +@@ -700,6 +700,7 @@ + part.name = name; + part.size = length; + part.offset = offset; ++ part.mask_flags = mask_flags; + + new = allocate_partition(parent, &part, -1, offset); + if (IS_ERR(new)) +@@ -808,10 +809,14 @@ + /* adjust partition offsets */ + parts[i].offset += slave->offset; + ++ /* adjust partition mask */ ++ parts[i].mask_flags = !(slave->mtd.flags & MTD_WRITEABLE) ? MTD_WRITEABLE : 0; ++ + mtd_add_partition(slave->parent, + parts[i].name, + parts[i].offset, +- parts[i].size); ++ parts[i].size, ++ parts[i].mask_flags); + } + + kfree(parts); +--- a/include/linux/mtd/partitions.h ++++ b/include/linux/mtd/partitions.h +@@ -114,7 +114,7 @@ + + int mtd_is_partition(const struct mtd_info *mtd); + int mtd_add_partition(struct mtd_info *master, const char *name, +- long long offset, long long length); ++ long long offset, long long length, uint32_t mask_flags); + int mtd_del_partition(struct mtd_info *master, int partno); + struct mtd_info *mtdpart_get_master(const struct mtd_info *mtd); + uint64_t mtdpart_get_offset(const struct mtd_info *mtd); |