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author | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
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committer | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
commit | c0246a9ec4d461ef4dd7647f94005380bb9e7f0b (patch) | |
tree | 7588601aa6ce98f5e9fd083a1b351d9023c0b295 /drivers/md/bitmap.c | |
parent | 50fd1a6d79d48a7c35890aecce5a5d6b872a461d (diff) | |
parent | 56f4a560c6d6318b5a8e18a1b3e44909a5158d1e (diff) | |
download | linux-c0246a9ec4d461ef4dd7647f94005380bb9e7f0b.tar.xz |
Merge Linaro linux 4.9.62 into linux-4.9
Signed-off-by: Xiaobo Xie <xiaobo.xie@nxp.com>
Diffstat (limited to 'drivers/md/bitmap.c')
-rw-r--r-- | drivers/md/bitmap.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 2d82692..fb02c39 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1992,6 +1992,11 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks, long pages; struct bitmap_page *new_bp; + if (bitmap->storage.file && !init) { + pr_info("md: cannot resize file-based bitmap\n"); + return -EINVAL; + } + if (chunksize == 0) { /* If there is enough space, leave the chunk size unchanged, * else increase by factor of two until there is enough space. |