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xfs: pass mp to XFS_WANT_CORRUPTED_RETURN

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Today, if we hit an XFS_WANT_CORRUPTED_RETURN we don't print any
information about which filesystem hit it.  Passing in the mp allows
us to print the filesystem (device) name, which is a pretty critical
piece of information.

Tested by running fsfuzzer 'til I hit some.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Eric Sandeen 2015-02-23 22:39:13 +11:00 • committed by Dave Chinner
parent c29aad4115
commit 5fb5aeeeb6
7 changed files with 59 additions and 52 deletions
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29
fs/xfs/libxfs/xfs_alloc.c
View file

@ -315,6 +315,9 @@ xfs_alloc_fixup_trees(
xfs_agblock_t nfbno2; /* second new free startblock */
xfs_extlen_t nflen1=0; /* first new free length */
xfs_extlen_t nflen2=0; /* second new free length */
struct xfs_mount *mp;
mp = cnt_cur->bc_mp;
/*
* Look up the record in the by-size tree if necessary.
@ -323,13 +326,13 @@ xfs_alloc_fixup_trees(
#ifdef DEBUG
if ((error = xfs_alloc_get_rec(cnt_cur, &nfbno1, &nflen1, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(
XFS_WANT_CORRUPTED_RETURN(mp,
i == 1 && nfbno1 == fbno && nflen1 == flen);
#endif
} else {
if ((error = xfs_alloc_lookup_eq(cnt_cur, fbno, flen, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
}
/*
* Look up the record in the by-block tree if necessary.
@ -338,13 +341,13 @@ xfs_alloc_fixup_trees(
#ifdef DEBUG
if ((error = xfs_alloc_get_rec(bno_cur, &nfbno1, &nflen1, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(
XFS_WANT_CORRUPTED_RETURN(mp,
i == 1 && nfbno1 == fbno && nflen1 == flen);
#endif
} else {
if ((error = xfs_alloc_lookup_eq(bno_cur, fbno, flen, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
}
#ifdef DEBUG
@ -355,7 +358,7 @@ xfs_alloc_fixup_trees(
bnoblock = XFS_BUF_TO_BLOCK(bno_cur->bc_bufs[0]);
cntblock = XFS_BUF_TO_BLOCK(cnt_cur->bc_bufs[0]);
XFS_WANT_CORRUPTED_RETURN(
XFS_WANT_CORRUPTED_RETURN(mp,
bnoblock->bb_numrecs == cntblock->bb_numrecs);
}
#endif
@ -386,25 +389,25 @@ xfs_alloc_fixup_trees(
*/
if ((error = xfs_btree_delete(cnt_cur, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
/*
* Add new by-size btree entry(s).
*/
if (nfbno1 != NULLAGBLOCK) {
if ((error = xfs_alloc_lookup_eq(cnt_cur, nfbno1, nflen1, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 0);
XFS_WANT_CORRUPTED_RETURN(mp, i == 0);
if ((error = xfs_btree_insert(cnt_cur, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
}
if (nfbno2 != NULLAGBLOCK) {
if ((error = xfs_alloc_lookup_eq(cnt_cur, nfbno2, nflen2, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 0);
XFS_WANT_CORRUPTED_RETURN(mp, i == 0);
if ((error = xfs_btree_insert(cnt_cur, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
}
/*
* Fix up the by-block btree entry(s).
@ -415,7 +418,7 @@ xfs_alloc_fixup_trees(
*/
if ((error = xfs_btree_delete(bno_cur, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
} else {
/*
* Update the by-block entry to start later|be shorter.
@ -429,10 +432,10 @@ xfs_alloc_fixup_trees(
*/
if ((error = xfs_alloc_lookup_eq(bno_cur, nfbno2, nflen2, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 0);
XFS_WANT_CORRUPTED_RETURN(mp, i == 0);
if ((error = xfs_btree_insert(bno_cur, &i)))
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
XFS_WANT_CORRUPTED_RETURN(mp, i == 1);
}
return 0;
}