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-rw-r--r--fs/ext4/inode.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index d9e633c12aae..7755f41bdfc3 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3404,8 +3404,20 @@ static int ext4_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
struct ext4_map_blocks map;
int ret;
- if (WARN_ON_ONCE(ext4_has_inline_data(inode)))
- return -ERANGE;
+
+ if (flags & IOMAP_REPORT) {
+ if (ext4_has_inline_data(inode)) {
+ ret = ext4_inline_data_iomap(inode, iomap);
+ if (ret != -EAGAIN) {
+ if (ret == 0 && offset >= iomap->length)
+ ret = -ENOENT;
+ return ret;
+ }
+ }
+ } else {
+ if (WARN_ON_ONCE(ext4_has_inline_data(inode)))
+ return -ERANGE;
+ }
map.m_lblk = first_block;
map.m_len = last_block - first_block + 1;
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