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UBI: Fastmap: Make WL pool size 50% of user pool size

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Don't use a fixed size for the WL pool.
Make it instead 50% of the user pool.
We don't make it 100% as it is not as heavily used as the user pool.

Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Richard Weinberger 2014-10-08 14:55:58 +02:00
parent 2d93fb3632
commit 68e3226bd4
2 changed files with 1 additions and 3 deletions
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2
drivers/mtd/ubi/build.c
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@ -949,7 +949,7 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
if (ubi->fm_pool.max_size < UBI_FM_MIN_POOL_SIZE)
ubi->fm_pool.max_size = UBI_FM_MIN_POOL_SIZE;
ubi->fm_wl_pool.max_size = UBI_FM_WL_POOL_SIZE;
ubi->fm_wl_pool.max_size = ubi->fm_pool.max_size / 2;
ubi->fm_disabled = !fm_autoconvert;
if (!ubi->fm_disabled && (int)mtd_div_by_eb(ubi->mtd->size, ubi->mtd)

2
drivers/mtd/ubi/ubi-media.h
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@ -403,8 +403,6 @@ struct ubi_vtbl_record {
#define UBI_FM_MIN_POOL_SIZE 8
#define UBI_FM_MAX_POOL_SIZE 256
#define UBI_FM_WL_POOL_SIZE 25
/**
* struct ubi_fm_sb - UBI fastmap super block
* @magic: fastmap super block magic number (%UBI_FM_SB_MAGIC)