diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_ag.c')
-rw-r--r-- | fs/xfs/libxfs/xfs_ag.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/fs/xfs/libxfs/xfs_ag.c b/fs/xfs/libxfs/xfs_ag.c index c730976fdfc0..39d9525270b7 100644 --- a/fs/xfs/libxfs/xfs_ag.c +++ b/fs/xfs/libxfs/xfs_ag.c @@ -332,6 +332,31 @@ xfs_agino_range( return __xfs_agino_range(mp, xfs_ag_block_count(mp, agno), first, last); } +/* + * Free perag within the specified AG range, it is only used to free unused + * perags under the error handling path. + */ +void +xfs_free_unused_perag_range( + struct xfs_mount *mp, + xfs_agnumber_t agstart, + xfs_agnumber_t agend) +{ + struct xfs_perag *pag; + xfs_agnumber_t index; + + for (index = agstart; index < agend; index++) { + spin_lock(&mp->m_perag_lock); + pag = radix_tree_delete(&mp->m_perag_tree, index); + spin_unlock(&mp->m_perag_lock); + if (!pag) + break; + xfs_buf_hash_destroy(pag); + xfs_defer_drain_free(&pag->pag_intents_drain); + kmem_free(pag); + } +} + int xfs_initialize_perag( struct xfs_mount *mp, @@ -431,16 +456,7 @@ out_free_pag: kmem_free(pag); out_unwind_new_pags: /* unwind any prior newly initialized pags */ - for (index = first_initialised; index < agcount; index++) { - spin_lock(&mp->m_perag_lock); - pag = radix_tree_delete(&mp->m_perag_tree, index); - spin_unlock(&mp->m_perag_lock); - if (!pag) - break; - xfs_buf_hash_destroy(pag); - xfs_defer_drain_free(&pag->pag_intents_drain); - kmem_free(pag); - } + xfs_free_unused_perag_range(mp, first_initialised, agcount); return error; } |