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pkg/littlefs2: add warning if block size is not reasonable

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This commit is contained in:
Fabian Hüßler 2022-06-18 10:22:43 +02:00
parent a29d5c24cd
commit 4dd5cb3e08
1 changed files with 5 additions and 0 deletions
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5
pkg/littlefs2/fs/littlefs2_fs.c
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@ -117,6 +117,11 @@ static int prepare(littlefs2_desc_t *fs)
memset(&fs->fs, 0, sizeof(fs->fs));
static_assert(0 > CONFIG_LITTLEFS2_MIN_BLOCK_SIZE_EXP ||
6 < CONFIG_LITTLEFS2_MIN_BLOCK_SIZE_EXP,
"CONFIG_LITTLEFS2_MIN_BLOCK_SIZE_EXP must be at least 7, "
"to configure a reasonable block size of at least 128 bytes.");
size_t block_size = fs->dev->pages_per_sector * fs->dev->page_size;
#if CONFIG_LITTLEFS2_MIN_BLOCK_SIZE_EXP >= 0
block_size = ((block_size - 1) + (1u << CONFIG_LITTLEFS2_MIN_BLOCK_SIZE_EXP))