diff options
| author | Ran Hongyun <ranhongyun1@huawei.com> | 2026-07-23 10:37:06 +0800 |
|---|---|---|
| committer | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2026-08-03 07:42:07 +0200 |
| commit | 76641773be73141652c6be5c45f53c91efd144e4 (patch) | |
| tree | 7839e77069f3b22136cb6d136ad4e7ada15a0f37 /include | |
| parent | d1f2d1270c15e373c4e4b5bfbe0a83c7bcf6e793 (diff) | |
Add wl_threshold support end-to-end: expose the kernel's wear-leveling
threshold via a new --wl-threshold / -w option in ubiattach, plumb it
through libubi, and define it by replacing 4 bytes of padding in
struct ubi_attach_req.
Valid range is 2-65536; 0 means use the kernel default.
Signed-off-by: Ran Hongyun <ranhongyun1@huawei.com>
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'include')
| -rw-r--r-- | include/libubi.h | 2 | ||||
| -rw-r--r-- | include/mtd/ubi-user.h | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/include/libubi.h b/include/libubi.h index b5b3d8f..9203416 100644 --- a/include/libubi.h +++ b/include/libubi.h @@ -56,6 +56,7 @@ typedef void * libubi_t; * @max_beb_per1024: Maximum expected bad eraseblocks per 1024 eraseblocks * @disable_fm: whether disable fastmap * @need_resv_pool: whether reserve free pebs for filling pool/wl_pool + * @wl_threshold: wear-leveling threshold (0 means use kernel default) */ struct ubi_attach_request { @@ -66,6 +67,7 @@ struct ubi_attach_request int max_beb_per1024; bool disable_fm; bool need_resv_pool; + int wl_threshold; }; /** diff --git a/include/mtd/ubi-user.h b/include/mtd/ubi-user.h index bb5c0f9..601f3f4 100644 --- a/include/mtd/ubi-user.h +++ b/include/mtd/ubi-user.h @@ -284,7 +284,8 @@ struct ubi_attach_req { int16_t max_beb_per1024; int8_t disable_fm; int8_t need_resv_pool; - int8_t padding[8]; + int32_t wl_threshold; + int8_t padding[4]; }; /* |