int
svz_sisis_clean_bmap(struct thread * thread)
{
uint16_t * chcksum_ptr;
struct bmap * bmap;
chcksum_ptr = (uint16_t *)THREAD_ARG(thread);
pthread_mutex_lock(&bmap_mutex);
bmap = bmap_lookup(*chcksum_ptr);
if(bmap)
{
zlog_debug("periodic called to clean up bmap for checksum [%d]: cleaning...", *chcksum_ptr);
bmap_unset(*chcksum_ptr);
}
else
{
zlog_debug("periodic called to clean up bmap for checksum [%d]: already cleaned...", *chcksum_ptr);
}
clear_checksum_streams(*chcksum_ptr);
pthread_mutex_unlock(&bmap_mutex);
free(chcksum_ptr);
return 0;
}
/*
* Handle a BMAPCHWRMODE request to upgrade a client bmap lease from
* READ-only to READ+WRITE.
* @rq: RPC request.
*/
int
slm_rmc_handle_bmap_chwrmode(struct pscrpc_request *rq)
{
struct bmap_mds_lease *bml = NULL;
struct srm_bmap_chwrmode_req *mq;
struct srm_bmap_chwrmode_rep *mp;
struct fidc_membh *f = NULL;
struct bmapc_memb *b = NULL;
struct bmap_mds_info *bmi;
SL_RSX_ALLOCREP(rq, mq, mp);
mp->rc = -slm_fcmh_get(&mq->sbd.sbd_fg, &f);
if (mp->rc)
PFL_GOTOERR(out, mp->rc);
mp->rc = bmap_lookup(f, mq->sbd.sbd_bmapno, &b);
if (mp->rc)
PFL_GOTOERR(out, mp->rc);
bmi = bmap_2_bmi(b);
bml = mds_bmap_getbml(b, mq->sbd.sbd_seq,
mq->sbd.sbd_nid, mq->sbd.sbd_pid);
if (bml == NULL)
PFL_GOTOERR(out, mp->rc = -EINVAL);
mp->rc = mds_bmap_bml_chwrmode(bml, mq->prefios[0]);
if (mp->rc == -PFLERR_ALREADY)
mp->rc = 0;
else if (mp->rc)
PFL_GOTOERR(out, mp->rc);
mp->sbd = mq->sbd;
mp->sbd.sbd_seq = bml->bml_seq;
mp->sbd.sbd_key = bmi->bmi_assign->odtr_crc;
psc_assert(bmi->bmi_wr_ion);
mp->sbd.sbd_ios = rmmi2resm(bmi->bmi_wr_ion)->resm_res_id;
out:
if (bml)
mds_bmap_bml_release(bml);
if (b)
bmap_op_done(b);
if (f)
fcmh_op_done(f);
return (0);
}
int
nandfs_bmap_lookup(struct nandfs_node *node, nandfs_lbn_t lblk,
nandfs_daddr_t *vblk)
{
int error = 0;
if (node->nn_ino == NANDFS_GC_INO && lblk >= 0)
*vblk = lblk;
else
error = bmap_lookup(node, lblk, vblk);
DPRINTF(TRANSLATE, ("%s: error %d ino %#jx lblocknr %#jx -> %#jx\n",
__func__, error, (uintmax_t)node->nn_ino, (uintmax_t)lblk,
(uintmax_t)*vblk));
if (error)
nandfs_error("%s: returned %d", __func__, error);
return (error);
}
