Function ext2_init_bh

Ext4Fsd/linux.c:298–314

} g_jbh = {NULL, ATOMIC_INIT(0)};

int
ext2_init_bh()
{
    g_jbh.bh_count.counter = 0;
    g_jbh.bh_acount.counter = 0;
    g_jbh.bh_cache = kmem_cache_create(
                         "ext2_bh",   /* bh */
                         sizeof(struct buffer_head),
                         0,		        /* offset */
                         SLAB_TEMPORARY,	/* flags */
                         NULL);		    /* ctor */
    if (g_jbh.bh_cache == NULL) {
        printk(KERN_EMERG "JBD: failed to create handle cache\n");
        return -ENOMEM;
    }
    return 0;
}

void
ext2_destroy_bh()