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bcachefs: Improve btree_bad_header()

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In the future printbufs will be mempool-ified, so we shouldn't be using
more than one at a time if we don't have to.

This also fixes an extra trailing newline.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet 2022-04-07 17:28:09 -04:00 committed by Kent Overstreet
parent 11c7d3e817
commit 1d8a268940
1 changed files with 17 additions and 19 deletions
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36
fs/bcachefs/btree_cache.c
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@ -767,31 +767,29 @@ static int lock_node_check_fn(struct six_lock *lock, void *p)
static noinline void btree_bad_header(struct bch_fs *c, struct btree *b)
{
struct printbuf buf1 = PRINTBUF;
struct printbuf buf2 = PRINTBUF;
struct printbuf buf3 = PRINTBUF;
struct printbuf buf = PRINTBUF;
if (!test_bit(BCH_FS_INITIAL_GC_DONE, &c->flags))
return;
bch2_bkey_val_to_text(&buf1, c, bkey_i_to_s_c(&b->key));
bch2_bpos_to_text(&buf2, b->data->min_key);
bch2_bpos_to_text(&buf3, b->data->max_key);
pr_buf(&buf,
"btree node header doesn't match ptr\n"
"btree %s level %u\n"
"ptr: ",
bch2_btree_ids[b->c.btree_id], b->c.level);
bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(&b->key));
bch2_fs_inconsistent(c, "btree node header doesn't match ptr\n"
"btree %s level %u\n"
"ptr: %s\n"
"header: btree %s level %llu\n"
"min %s max %s\n",
bch2_btree_ids[b->c.btree_id], b->c.level,
buf1.buf,
bch2_btree_ids[BTREE_NODE_ID(b->data)],
BTREE_NODE_LEVEL(b->data),
buf2.buf, buf3.buf);
pr_buf(&buf, "\nheader: btree %s level %llu\n"
"min ",
bch2_btree_ids[BTREE_NODE_ID(b->data)],
BTREE_NODE_LEVEL(b->data));
bch2_bpos_to_text(&buf, b->data->min_key);
printbuf_exit(&buf3);
printbuf_exit(&buf2);
printbuf_exit(&buf1);
pr_buf(&buf, "\nmax ");
bch2_bpos_to_text(&buf, b->data->max_key);
bch2_fs_inconsistent(c, "%s", buf.buf);
printbuf_exit(&buf);
}
static inline void btree_check_header(struct bch_fs *c, struct btree *b)