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

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This commit is contained in:
Fabian Hüßler 2022-06-18 10:24:17 +02:00
parent 4dd5cb3e08
commit 578e6280e3
1 changed files with 5 additions and 0 deletions
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5
pkg/littlefs/fs/littlefs_fs.c
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@ -118,6 +118,11 @@ static int prepare(littlefs_desc_t *fs)
memset(&fs->fs, 0, sizeof(fs->fs));
static_assert(0 > LITTLEFS_MIN_BLOCK_SIZE_EXP ||
6 < LITTLEFS_MIN_BLOCK_SIZE_EXP,
"LITTLEFS_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 LITTLEFS_MIN_BLOCK_SIZE_EXP >= 0
block_size = ((block_size - 1) + (1u << LITTLEFS_MIN_BLOCK_SIZE_EXP))