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Adopted redundant cache read in lfs_file_relocate

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Previously had some custom logic that could be reduced
This commit is contained in:
Christopher Haster
2017-06-25 17:23:40 -05:00
parent 0e1022a86c
commit 931442a784
1 changed files with 4 additions and 8 deletions
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8
lfs.c
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@@ -1207,15 +1207,11 @@ relocate:
// either read from dirty cache or disk // either read from dirty cache or disk
for (lfs_off_t i = 0; i < file->off; i++) { for (lfs_off_t i = 0; i < file->off; i++) {
uint8_t data; uint8_t data;
if (file->cache.block == file->block && i >= file->cache.off) { err = lfs_cache_read(lfs, &lfs->rcache, &file->cache,
data = file->cache.buffer[i - file->cache.off]; file->block, i, &data, 1);
} else {
// just read from disk
err = lfs_bd_read(lfs, file->block, i, &data, 1);
if (err) { if (err) {
return err; return err;
} }
}
err = lfs_cache_prog(lfs, &lfs->pcache, &lfs->rcache, err = lfs_cache_prog(lfs, &lfs->pcache, &lfs->rcache,
nblock, i, &data, 1); nblock, i, &data, 1);