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| author | David S. Miller <davem@davemloft.net> | 2009-02-02 23:55:27 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-02-02 23:55:27 -0800 |
| commit | fb53fde9762432d091dac209bdf4f3f850117c55 (patch) | |
| tree | 607b09022b206a539cb4a924e4ef476443798252 /drivers/mtd/ubi/vmt.c | |
| parent | eb4400e3a040b90a3ad805b01fcbc99a5f615c8f (diff) | |
| parent | b1792e367053968f2ddb48bc911d314143ce6242 (diff) | |
| download | linux-rt-fb53fde9762432d091dac209bdf4f3f850117c55.tar.gz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/mtd/ubi/vmt.c')
| -rw-r--r-- | drivers/mtd/ubi/vmt.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c index 22e1d7398fce..df5483562b7a 100644 --- a/drivers/mtd/ubi/vmt.c +++ b/drivers/mtd/ubi/vmt.c @@ -24,7 +24,7 @@ */ #include <linux/err.h> -#include <asm/div64.h> +#include <linux/math64.h> #include "ubi.h" #ifdef CONFIG_MTD_UBI_DEBUG_PARANOID @@ -205,7 +205,6 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) int i, err, vol_id = req->vol_id, do_free = 1; struct ubi_volume *vol; struct ubi_vtbl_record vtbl_rec; - uint64_t bytes; dev_t dev; if (ubi->ro_mode) @@ -255,10 +254,8 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) /* Calculate how many eraseblocks are requested */ vol->usable_leb_size = ubi->leb_size - ubi->leb_size % req->alignment; - bytes = req->bytes; - if (do_div(bytes, vol->usable_leb_size)) - vol->reserved_pebs = 1; - vol->reserved_pebs += bytes; + vol->reserved_pebs += div_u64(req->bytes + vol->usable_leb_size - 1, + vol->usable_leb_size); /* Reserve physical eraseblocks */ if (vol->reserved_pebs > ubi->avail_pebs) { @@ -301,10 +298,10 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) vol->used_bytes = (long long)vol->used_ebs * vol->usable_leb_size; } else { - bytes = vol->used_bytes; - vol->last_eb_bytes = do_div(bytes, vol->usable_leb_size); - vol->used_ebs = bytes; - if (vol->last_eb_bytes) + vol->used_ebs = div_u64_rem(vol->used_bytes, + vol->usable_leb_size, + &vol->last_eb_bytes); + if (vol->last_eb_bytes != 0) vol->used_ebs += 1; else vol->last_eb_bytes = vol->usable_leb_size; |