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| author | Michael Walle <mwalle@kernel.org> | 2024-04-29 15:11:13 +0300 |
|---|---|---|
| committer | Pratyush Yadav <pratyush@kernel.org> | 2024-04-29 18:36:48 +0300 |
| commit | c84b3925c7d6c649f5add009084ff409139f894d (patch) | |
| tree | 943a2a0e9ab8f4c3afaaca1c6c278ef82a3c4672 /drivers | |
| parent | 4cece764965020c22cff7665b18a012006359095 (diff) | |
| download | linux-c84b3925c7d6c649f5add009084ff409139f894d.tar.xz | |
mtd: spi-nor: replace unnecessary div64_u64() with div_u64()
Both occurrences of div64_u64() just have a u8 or u32 divisor. Use
div_u64() instead. Many 32 bit architectures can optimize this variant
better than a full 64 bit divide.
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/9ba7f4e6-2b8b-44a3-9cac-9ed6e50f1700@moroto.mountain/
Signed-off-by: Michael Walle <mwalle@kernel.org>
Reviewed-by: Pratyush Yadav <pratyush@kernel.org>
[pratyush@kernel.org: touched up commit message]
Signed-off-by: Pratyush Yadav <pratyush@kernel.org>
Link: https://lore.kernel.org/r/20240429121113.803703-1-mwalle@kernel.org
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/spi-nor/core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index 3e1f1913536b..028514c6996f 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -2893,7 +2893,7 @@ static int spi_nor_late_init_params(struct spi_nor *nor) spi_nor_init_default_locking_ops(nor); if (params->n_banks > 1) - params->bank_size = div64_u64(params->size, params->n_banks); + params->bank_size = div_u64(params->size, params->n_banks); return 0; } @@ -3406,7 +3406,7 @@ static int spi_nor_set_mtd_eraseregions(struct spi_nor *nor) return -EINVAL; mtd_region[i].erasesize = erasesize; - mtd_region[i].numblocks = div64_ul(region[i].size, erasesize); + mtd_region[i].numblocks = div_u64(region[i].size, erasesize); mtd_region[i].offset = region[i].offset; } |