diff mbox series

[v2,06/12] udf: Add handling of in-ICB files to udf_bmap()

Message ID 20230125094159.10877-6-jack@suse.cz (mailing list archive)
State New, archived
Headers show
Series udf: Unify aops | expand

Commit Message

Jan Kara Jan. 25, 2023, 9:41 a.m. UTC 
Add detection of in-ICB files to udf_bmap() and return error in that
case. This will allow us o use single address_space_operations in UDF.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/udf/inode.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index ac00f2f5dbe3..08788f4dab18 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -296,6 +296,10 @@  ssize_t udf_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
 
 static sector_t udf_bmap(struct address_space *mapping, sector_t block)
 {
+	struct udf_inode_info *iinfo = UDF_I(mapping->host);
+
+	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
+		return -EINVAL;
 	return generic_block_bmap(mapping, block, udf_get_block);
 }