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author | Daniel Golle <daniel@makrotopia.org> | 2022-03-21 01:16:48 +0000 |
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committer | Daniel Golle <daniel@makrotopia.org> | 2022-03-21 13:11:56 +0000 |
commit | 786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186 (patch) | |
tree | 926fecb2b1f6ce1e42ba7ef4c7aab8e68dfd214c /target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch | |
parent | 9470160c350d15f765c33d6c1db15d6c4709a64c (diff) | |
download | upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.tar.gz upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.tar.bz2 upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.zip |
kernel: delete Linux 5.4 config and patches
As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)
Diffstat (limited to 'target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch')
-rw-r--r-- | target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch b/target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch deleted file mode 100644 index f471c62376..0000000000 --- a/target/linux/generic/pending-5.4/401-mtd-add-support-for-different-partition-parser-types.patch +++ /dev/null @@ -1,142 +0,0 @@ -From: Gabor Juhos <juhosg@openwrt.org> -Subject: mtd: add support for different partition parser types - -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- - drivers/mtd/mtdpart.c | 56 ++++++++++++++++++++++++++++++++++++++++ - include/linux/mtd/partitions.h | 11 ++++++++ - 2 files changed, 67 insertions(+) - ---- a/drivers/mtd/mtdpart.c -+++ b/drivers/mtd/mtdpart.c -@@ -41,6 +41,10 @@ struct mtd_part { - }; - - static void mtd_partition_split(struct mtd_info *master, struct mtd_part *part); -+static int parse_mtd_partitions_by_type(struct mtd_info *master, -+ enum mtd_parser_type type, -+ const struct mtd_partition **pparts, -+ struct mtd_part_parser_data *data); - - /* - * Given a pointer to the MTD object in the mtd_part structure, we can retrieve -@@ -703,6 +707,36 @@ int mtd_del_partition(struct mtd_info *m - } - EXPORT_SYMBOL_GPL(mtd_del_partition); - -+static int -+run_parsers_by_type(struct mtd_part *slave, enum mtd_parser_type type) -+{ -+ struct mtd_partition *parts; -+ int nr_parts; -+ int i; -+ -+ nr_parts = parse_mtd_partitions_by_type(&slave->mtd, type, (const struct mtd_partition **)&parts, -+ NULL); -+ if (nr_parts <= 0) -+ return nr_parts; -+ -+ if (WARN_ON(!parts)) -+ return 0; -+ -+ for (i = 0; i < nr_parts; i++) { -+ /* adjust partition offsets */ -+ parts[i].offset += slave->offset; -+ -+ mtd_add_partition(slave->parent, -+ parts[i].name, -+ parts[i].offset, -+ parts[i].size); -+ } -+ -+ kfree(parts); -+ -+ return nr_parts; -+} -+ - #ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME - #define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME - #else -@@ -1052,6 +1086,61 @@ void mtd_part_parser_cleanup(struct mtd_ - } - } - -+static struct mtd_part_parser * -+get_partition_parser_by_type(enum mtd_parser_type type, -+ struct mtd_part_parser *start) -+{ -+ struct mtd_part_parser *p, *ret = NULL; -+ -+ spin_lock(&part_parser_lock); -+ -+ p = list_prepare_entry(start, &part_parsers, list); -+ if (start) -+ mtd_part_parser_put(start); -+ -+ list_for_each_entry_continue(p, &part_parsers, list) { -+ if (p->type == type && try_module_get(p->owner)) { -+ ret = p; -+ break; -+ } -+ } -+ -+ spin_unlock(&part_parser_lock); -+ -+ return ret; -+} -+ -+static int parse_mtd_partitions_by_type(struct mtd_info *master, -+ enum mtd_parser_type type, -+ const struct mtd_partition **pparts, -+ struct mtd_part_parser_data *data) -+{ -+ struct mtd_part_parser *prev = NULL; -+ int ret = 0; -+ -+ while (1) { -+ struct mtd_part_parser *parser; -+ -+ parser = get_partition_parser_by_type(type, prev); -+ if (!parser) -+ break; -+ -+ ret = (*parser->parse_fn)(master, pparts, data); -+ -+ if (ret > 0) { -+ mtd_part_parser_put(parser); -+ printk(KERN_NOTICE -+ "%d %s partitions found on MTD device %s\n", -+ ret, parser->name, master->name); -+ break; -+ } -+ -+ prev = parser; -+ } -+ -+ return ret; -+} -+ - int mtd_is_partition(const struct mtd_info *mtd) - { - struct mtd_part *part; ---- a/include/linux/mtd/partitions.h -+++ b/include/linux/mtd/partitions.h -@@ -73,6 +73,10 @@ struct mtd_part_parser_data { - * Functions dealing with the various ways of partitioning the space - */ - -+enum mtd_parser_type { -+ MTD_PARSER_TYPE_DEVICE = 0, -+}; -+ - struct mtd_part_parser { - struct list_head list; - struct module *owner; -@@ -81,6 +85,7 @@ struct mtd_part_parser { - int (*parse_fn)(struct mtd_info *, const struct mtd_partition **, - struct mtd_part_parser_data *); - void (*cleanup)(const struct mtd_partition *pparts, int nr_parts); -+ enum mtd_parser_type type; - }; - - /* Container for passing around a set of parsed partitions */ |