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| author | long.wanglong <long.wanglong@huawei.com> | 2015-05-21 18:47:22 +0200 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2015-05-21 18:47:22 +0200 |
| commit | 07239fc854ec61b3cdc400d2a50d322d39c673f6 (patch) | |
| tree | 55183d6636f9443e71f47b195fc574f850f1b139 /fs | |
| parent | fs/pstore: update the backend parameter in pstore module (diff) | |
| download | linux-07239fc854ec61b3cdc400d2a50d322d39c673f6.tar.xz linux-07239fc854ec61b3cdc400d2a50d322d39c673f6.zip | |
fs/pstore: Optimization function ramoops_init_przs
The value of cxt->record_size does not change in the loop,
so this patch optimize the assign statement by dropping
sz entirely and using cxt->record_size in its place.
Signed-off-by: Wang Long <long.wanglong@huawei.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/pstore/ram.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 44a549beeafa..f29373d299b0 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -394,18 +394,16 @@ static int ramoops_init_przs(struct device *dev, struct ramoops_context *cxt, } for (i = 0; i < cxt->max_dump_cnt; i++) { - size_t sz = cxt->record_size; - - cxt->przs[i] = persistent_ram_new(*paddr, sz, 0, + cxt->przs[i] = persistent_ram_new(*paddr, cxt->record_size, 0, &cxt->ecc_info, cxt->memtype); if (IS_ERR(cxt->przs[i])) { err = PTR_ERR(cxt->przs[i]); dev_err(dev, "failed to request mem region (0x%zx@0x%llx): %d\n", - sz, (unsigned long long)*paddr, err); + cxt->record_size, (unsigned long long)*paddr, err); goto fail_prz; } - *paddr += sz; + *paddr += cxt->record_size; } return 0; |