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range_tree: Provide more debug details upon unexpected add/remove

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Sponsored-by: Klara, Inc.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <alexander.motin@TrueNAS.com>
Signed-off-by: Igor Ostapenko <igor.ostapenko@klarasystems.com>
Closes #17581
This commit is contained in:
Igor Ostapenko
2025-07-31 17:44:42 +03:00
committed by GitHub
parent 2957eabbef
commit cb5e7e097d
13 changed files with 227 additions and 87 deletions
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module/zfs/dnode.c
+17 -2
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@@ -86,6 +86,19 @@ int zfs_default_ibs = DN_MAX_INDBLKSHIFT;
static kmem_cbrc_t dnode_move(void *, void *, size_t, void *);
#endif /* _KERNEL */
static char *
rt_name(dnode_t *dn, const char *name)
{
struct objset *os = dn->dn_objset;
return (kmem_asprintf("{spa=%s objset=%llu obj=%llu %s}",
spa_name(os->os_spa),
(u_longlong_t)(os->os_dsl_dataset ?
os->os_dsl_dataset->ds_object : DMU_META_OBJSET),
(u_longlong_t)dn->dn_object,
name));
}
static int
dbuf_compare(const void *x1, const void *x2)
{
@@ -2436,8 +2449,10 @@ done:
{
int txgoff = tx->tx_txg & TXG_MASK;
if (dn->dn_free_ranges[txgoff] == NULL) {
dn->dn_free_ranges[txgoff] = zfs_range_tree_create(NULL,
ZFS_RANGE_SEG64, NULL, 0, 0);
dn->dn_free_ranges[txgoff] =
zfs_range_tree_create_flags(
NULL, ZFS_RANGE_SEG64, NULL, 0, 0,
ZFS_RT_F_DYN_NAME, rt_name(dn, "dn_free_ranges"));
}
zfs_range_tree_clear(dn->dn_free_ranges[txgoff], blkid, nblks);
zfs_range_tree_add(dn->dn_free_ranges[txgoff], blkid, nblks);