diff options
Diffstat (limited to 'target/linux/generic/patches-4.4/503-yaffs-add-tags-9bytes-mount-option.patch')
-rw-r--r-- | target/linux/generic/patches-4.4/503-yaffs-add-tags-9bytes-mount-option.patch | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/target/linux/generic/patches-4.4/503-yaffs-add-tags-9bytes-mount-option.patch b/target/linux/generic/patches-4.4/503-yaffs-add-tags-9bytes-mount-option.patch deleted file mode 100644 index 3f51bafc11..0000000000 --- a/target/linux/generic/patches-4.4/503-yaffs-add-tags-9bytes-mount-option.patch +++ /dev/null @@ -1,115 +0,0 @@ -Subject: yaffs: add support for tags-9bytes mount option - -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- ---- a/fs/yaffs2/yaffs_vfs.c -+++ b/fs/yaffs2/yaffs_vfs.c -@@ -2644,6 +2644,7 @@ static const struct super_operations yaf - - struct yaffs_options { - int inband_tags; -+ int tags_9bytes; - int skip_checkpoint_read; - int skip_checkpoint_write; - int no_cache; -@@ -2683,6 +2684,8 @@ static int yaffs_parse_options(struct ya - - if (!strcmp(cur_opt, "inband-tags")) { - options->inband_tags = 1; -+ } else if (!strcmp(cur_opt, "tags-9bytes")) { -+ options->tags_9bytes = 1; - } else if (!strcmp(cur_opt, "tags-ecc-off")) { - options->tags_ecc_on = 0; - options->tags_ecc_overridden = 1; -@@ -2756,7 +2759,6 @@ static struct super_block *yaffs_interna - struct yaffs_param *param; - - int read_only = 0; -- int inband_tags = 0; - - struct yaffs_options options; - -@@ -2796,6 +2798,9 @@ static struct super_block *yaffs_interna - - memset(&options, 0, sizeof(options)); - -+ if (IS_ENABLED(CONFIG_YAFFS_9BYTE_TAGS)) -+ options.tags_9bytes = 1; -+ - if (yaffs_parse_options(&options, data_str)) { - /* Option parsing failed */ - return NULL; -@@ -2829,17 +2834,22 @@ static struct super_block *yaffs_interna - } - - /* Added NCB 26/5/2006 for completeness */ -- if (yaffs_version == 2 && !options.inband_tags -- && WRITE_SIZE(mtd) == 512) { -+ if (yaffs_version == 2 && -+ (!options.inband_tags || options.tags_9bytes) && -+ WRITE_SIZE(mtd) == 512) { - yaffs_trace(YAFFS_TRACE_ALWAYS, "auto selecting yaffs1"); - yaffs_version = 1; - } - -- if (mtd->oobavail < sizeof(struct yaffs_packed_tags2) || -- options.inband_tags) -- inband_tags = 1; -+ if (yaffs_version == 2 && -+ mtd->oobavail < sizeof(struct yaffs_packed_tags2)) { -+ yaffs_trace(YAFFS_TRACE_ALWAYS, "auto selecting inband tags"); -+ options.inband_tags = 1; -+ } - -- if(yaffs_verify_mtd(mtd, yaffs_version, inband_tags) < 0) -+ err = yaffs_verify_mtd(mtd, yaffs_version, options.inband_tags, -+ options.tags_9bytes); -+ if (err < 0) - return NULL; - - /* OK, so if we got here, we have an MTD that's NAND and looks -@@ -2896,7 +2906,8 @@ static struct super_block *yaffs_interna - - param->n_reserved_blocks = 5; - param->n_caches = (options.no_cache) ? 0 : 10; -- param->inband_tags = inband_tags; -+ param->inband_tags = options.inband_tags; -+ param->tags_9bytes = options.tags_9bytes; - - param->enable_xattr = 1; - if (options.lazy_loading_overridden) ---- a/fs/yaffs2/yaffs_mtdif.c -+++ b/fs/yaffs2/yaffs_mtdif.c -@@ -278,7 +278,8 @@ struct mtd_info * yaffs_get_mtd_device(d - return mtd; - } - --int yaffs_verify_mtd(struct mtd_info *mtd, int yaffs_version, int inband_tags) -+int yaffs_verify_mtd(struct mtd_info *mtd, int yaffs_version, int inband_tags, -+ int tags_9bytes) - { - if (yaffs_version == 2) { - if ((WRITE_SIZE(mtd) < YAFFS_MIN_YAFFS2_CHUNK_SIZE || -@@ -297,6 +298,12 @@ int yaffs_verify_mtd(struct mtd_info *mt - ); - return -1; - } -+ -+ if (tags_9bytes && mtd->oobavail < 9) { -+ yaffs_trace(YAFFS_TRACE_ALWAYS, -+ "MTD device does not support 9-byte tags"); -+ return -1; -+ } - } - - return 0; ---- a/fs/yaffs2/yaffs_mtdif.h -+++ b/fs/yaffs2/yaffs_mtdif.h -@@ -21,5 +21,6 @@ - void yaffs_mtd_drv_install(struct yaffs_dev *dev); - struct mtd_info * yaffs_get_mtd_device(dev_t sdev); - void yaffs_put_mtd_device(struct mtd_info *mtd); --int yaffs_verify_mtd(struct mtd_info *mtd, int yaffs_version, int inband_tags); -+int yaffs_verify_mtd(struct mtd_info *mtd, int yaffs_version, int inband_tags, -+ int tags_9bytes); - #endif |