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bcachefs: bios must be 512 byte algined

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Fixes: 023f9ac9f7 bcachefs: Delete dio read alignment check
Reported-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-01-16 11:38:04 -05:00
parent aead3428e8
commit 00fff4dd58
1 changed files with 4 additions and 0 deletions
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4
fs/bcachefs/fs-io-direct.c
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@ -77,6 +77,10 @@ static int bch2_direct_IO_read(struct kiocb *req, struct iov_iter *iter)
bch2_inode_opts_get(&opts, c, &inode->ei_inode);
/* bios must be 512 byte aligned: */
if ((offset|iter->count) & (SECTOR_SIZE - 1))
return -EINVAL;
ret = min_t(loff_t, iter->count,
max_t(loff_t, 0, i_size_read(&inode->v) - offset));