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Commit dc1841d6 authored by Lukas Czerner's avatar Lukas Czerner Committed by Theodore Ts'o
Browse files

ext4: give more helpful error message in ext4_ext_rm_leaf() 



The error message produced by the ext4_ext_rm_leaf() when we are
removing blocks which accidentally ends up inside the existing extent,
is not very helpful, because we would like to also know which extent did
we collide with.

This commit changes the error message to get us also the information
about the extent we are colliding with.

Signed-off-by: default avatarLukas Czerner <lczerner@redhat.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 7877191c

fs/ext4/extents.c

+5 −2
Original line number Diff line number Diff line
@@ -2366,8 +2366,11 @@ ext4_ext_rm_leaf(handle_t *handle, struct inode *inode, 
			ex_ee_len = ext4_ext_get_actual_len(ex);

			continue;

		} else if (b != ex_ee_block + ex_ee_len - 1) {

			EXT4_ERROR_INODE(inode,"  bad truncate %u:%u\n",

					 start, end);

			EXT4_ERROR_INODE(inode,

					 "can not handle truncate %u:%u "

					 "on extent %u:%u",

					 start, end, ex_ee_block,

					 ex_ee_block + ex_ee_len - 1);

			err = -EIO;

			goto out;

		} else if (a != ex_ee_block) {