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| author | Liu Bo <liubo2009@cn.fujitsu.com> | 2012-04-03 09:56:53 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.cz> | 2012-04-18 19:22:13 +0200 |
| commit | 8d082fb727ac11930ea20bf1612e334ea7c2b697 (patch) | |
| tree | 417f84a4e3743bf0af435e0e339ef3fc54520a68 | |
| parent | 207a232ccac0a8cb79d304bd17298dbc96e2e082 (diff) | |
| download | op-kernel-dev-8d082fb727ac11930ea20bf1612e334ea7c2b697.zip op-kernel-dev-8d082fb727ac11930ea20bf1612e334ea7c2b697.tar.gz | |
Btrfs: do not mount when we have a sectorsize unequal to PAGE_SIZE
Our code is not ready to cope with a sectorsize that's not equal to PAGE_SIZE.
It will lead to hanging-on while writing something.
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
| -rw-r--r-- | fs/btrfs/disk-io.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 20196f4..b9866f2 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2254,9 +2254,9 @@ int open_ctree(struct super_block *sb, goto fail_sb_buffer; } - if (sectorsize < PAGE_SIZE) { - printk(KERN_WARNING "btrfs: Incompatible sector size " - "found on %s\n", sb->s_id); + if (sectorsize != PAGE_SIZE) { + printk(KERN_WARNING "btrfs: Incompatible sector size(%lu) " + "found on %s\n", (unsigned long)sectorsize, sb->s_id); goto fail_sb_buffer; } |
