/*
* Initialize/destroy all of the zone allocators we use.
*/
static void
manage_zones(int release)
{
extern kmem_zone_t *xfs_buf_zone;
extern kmem_zone_t *xfs_ili_zone;
extern kmem_zone_t *xfs_ifork_zone;
extern kmem_zone_t *xfs_buf_item_zone;
extern kmem_zone_t *xfs_da_state_zone;
extern kmem_zone_t *xfs_btree_cur_zone;
extern kmem_zone_t *xfs_bmap_free_item_zone;
extern kmem_zone_t *xfs_log_item_desc_zone;
extern void xfs_dir_startup();
if (release) { /* free zone allocation */
kmem_free(xfs_buf_zone);
kmem_free(xfs_inode_zone);
kmem_free(xfs_ifork_zone);
kmem_free(xfs_buf_item_zone);
kmem_free(xfs_da_state_zone);
kmem_free(xfs_btree_cur_zone);
kmem_free(xfs_bmap_free_item_zone);
kmem_free(xfs_log_item_desc_zone);
return;
}
/* otherwise initialise zone allocation */
xfs_buf_zone = kmem_zone_init(sizeof(xfs_buf_t), "xfs_buffer");
xfs_inode_zone = kmem_zone_init(sizeof(struct xfs_inode), "xfs_inode");
xfs_ifork_zone = kmem_zone_init(sizeof(xfs_ifork_t), "xfs_ifork");
xfs_ili_zone = kmem_zone_init(
sizeof(xfs_inode_log_item_t), "xfs_inode_log_item");
xfs_buf_item_zone = kmem_zone_init(
sizeof(xfs_buf_log_item_t), "xfs_buf_log_item");
xfs_da_state_zone = kmem_zone_init(
sizeof(xfs_da_state_t), "xfs_da_state");
xfs_btree_cur_zone = kmem_zone_init(
sizeof(xfs_btree_cur_t), "xfs_btree_cur");
xfs_bmap_free_item_zone = kmem_zone_init(
sizeof(xfs_bmap_free_item_t), "xfs_bmap_free_item");
xfs_log_item_desc_zone = kmem_zone_init(
sizeof(struct xfs_log_item_desc), "xfs_log_item_desc");
xfs_dir_startup();
}
int
xfs_init(void)
{
extern kmem_zone_t *xfs_bmap_free_item_zone;
extern kmem_zone_t *xfs_btree_cur_zone;
extern kmem_zone_t *xfs_trans_zone;
extern kmem_zone_t *xfs_buf_item_zone;
extern kmem_zone_t *xfs_dabuf_zone;
#ifdef XFS_DABUF_DEBUG
extern lock_t xfs_dabuf_global_lock;
spinlock_init(&xfs_dabuf_global_lock, "xfsda");
#endif
/*
* Initialize all of the zone allocators we use.
*/
xfs_bmap_free_item_zone = kmem_zone_init(sizeof(xfs_bmap_free_item_t),
"xfs_bmap_free_item");
xfs_btree_cur_zone = kmem_zone_init(sizeof(xfs_btree_cur_t),
"xfs_btree_cur");
xfs_inode_zone = kmem_zone_init(sizeof(xfs_inode_t), "xfs_inode");
xfs_trans_zone = kmem_zone_init(sizeof(xfs_trans_t), "xfs_trans");
xfs_da_state_zone =
kmem_zone_init(sizeof(xfs_da_state_t), "xfs_da_state");
xfs_dabuf_zone = kmem_zone_init(sizeof(xfs_dabuf_t), "xfs_dabuf");
/*
* The size of the zone allocated buf log item is the maximum
* size possible under XFS. This wastes a little bit of memory,
* but it is much faster.
*/
xfs_buf_item_zone =
kmem_zone_init((sizeof(xfs_buf_log_item_t) +
(((XFS_MAX_BLOCKSIZE / XFS_BLI_CHUNK) /
NBWORD) * sizeof(int))),
"xfs_buf_item");
xfs_efd_zone = kmem_zone_init((sizeof(xfs_efd_log_item_t) +
((XFS_EFD_MAX_FAST_EXTENTS - 1) * sizeof(xfs_extent_t))),
"xfs_efd_item");
xfs_efi_zone = kmem_zone_init((sizeof(xfs_efi_log_item_t) +
((XFS_EFI_MAX_FAST_EXTENTS - 1) * sizeof(xfs_extent_t))),
"xfs_efi_item");
xfs_ifork_zone = kmem_zone_init(sizeof(xfs_ifork_t), "xfs_ifork");
xfs_ili_zone = kmem_zone_init(sizeof(xfs_inode_log_item_t), "xfs_ili");
xfs_chashlist_zone = kmem_zone_init(sizeof(xfs_chashlist_t),
"xfs_chashlist");
_ACL_ZONE_INIT(xfs_acl_zone, "xfs_acl");
/*
* Allocate global trace buffers.
*/
#ifdef XFS_ALLOC_TRACE
xfs_alloc_trace_buf = ktrace_alloc(XFS_ALLOC_TRACE_SIZE, KM_SLEEP);
#endif
#ifdef XFS_BMAP_TRACE
xfs_bmap_trace_buf = ktrace_alloc(XFS_BMAP_TRACE_SIZE, KM_SLEEP);
#endif
#ifdef XFS_BMBT_TRACE
xfs_bmbt_trace_buf = ktrace_alloc(XFS_BMBT_TRACE_SIZE, KM_SLEEP);
#endif
#ifdef XFS_DIR_TRACE
xfs_dir_trace_buf = ktrace_alloc(XFS_DIR_TRACE_SIZE, KM_SLEEP);
#endif
#ifdef XFS_ATTR_TRACE
xfs_attr_trace_buf = ktrace_alloc(XFS_ATTR_TRACE_SIZE, KM_SLEEP);
#endif
#ifdef XFS_DIR2_TRACE
xfs_dir2_trace_buf = ktrace_alloc(XFS_DIR2_GTRACE_SIZE, KM_SLEEP);
#endif
xfs_dir_startup();
#if (defined(DEBUG) || defined(INDUCE_IO_ERROR))
xfs_error_test_init();
#endif /* DEBUG || INDUCE_IO_ERROR */
xfs_init_procfs();
xfs_sysctl_register();
return 0;
}
