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Subject[PATCH 13/14] staging: lustre: replace LIBCFS_CPT_ALLOC()
LIBCFS_APT_ALLOC() calls kvmalloc_node() with GFP_NOFS
which is not permitted.
Mostly, a kmalloc_node(GFP_NOFS) is appropriate, though occasionally
the allocation is large and GFP_KERNEL is acceptable, so
kvmalloc_node() can be used.

This patch introduces 4 alternatives to LIBCFS_CPT_ALLOC():
kmalloc_cpt()
kzalloc_cpt()
kvmalloc_cpt()
kvzalloc_cpt().

Each takes a size, gfp flags, and cpt number.

Almost every call to LIBCFS_CPT_ALLOC() passes lnet_cpt_table()
as the table. This patch embeds that choice in the k*alloc_cpt()
macros, and opencode kzalloc_node(..., cfs_cpt_spread_node(..))
in the one case that lnet_cpt_table() isn't used.

When LIBCFS_CPT_ALLOC() is replaced, the matching LIBCFS_FREE()
is also replaced, with with kfree() or kvfree() as appropriate.

Signed-off-by: NeilBrown <neilb@suse.com>
---
.../lustre/include/linux/libcfs/libcfs_private.h | 19 ++++
.../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 99 +++++++-------------
.../staging/lustre/lnet/klnds/socklnd/socklnd.c | 15 +--
drivers/staging/lustre/lnet/libcfs/libcfs_mem.c | 9 +-
drivers/staging/lustre/lnet/lnet/api-ni.c | 11 +-
drivers/staging/lustre/lnet/lnet/lib-msg.c | 14 +--
drivers/staging/lustre/lnet/lnet/lib-ptl.c | 6 +
drivers/staging/lustre/lnet/lnet/peer.c | 8 +-
drivers/staging/lustre/lnet/lnet/router.c | 8 +-
drivers/staging/lustre/lnet/selftest/rpc.c | 9 +-
10 files changed, 88 insertions(+), 110 deletions(-)

diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h
index d230c7f7cced..50a600564fb2 100644
--- a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h
+++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h
@@ -126,6 +126,25 @@ do { \
kvfree(ptr); \
} while (0)

+/*
+ * Use #define rather than inline, as lnet_cpt_table() might
+ * not be defined yet
+ */
+#define kmalloc_cpt(size, flags, cpt) \
+ kmalloc_node(size, flags, cfs_cpt_spread_node(lnet_cpt_table(), cpt))
+
+#define kzalloc_cpt(size, flags, cpt) \
+ kmalloc_node(size, flags | __GFP_ZERO, \
+ cfs_cpt_spread_node(lnet_cpt_table(), cpt))
+
+#define kvmalloc_cpt(size, flags, cpt) \
+ kvmalloc_node(size, flags, \
+ cfs_cpt_spread_node(lnet_cpt_table(), cpt))
+
+#define kvzalloc_cpt(size, flags, cpt) \
+ kvmalloc_node(size, flags | __GFP_ZERO, \
+ cfs_cpt_spread_node(lnet_cpt_table(), cpt))
+
/******************************************************************************/

void libcfs_debug_dumplog(void);
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
index bb7b19473e3a..2ebc484385b3 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
@@ -325,7 +325,7 @@ int kiblnd_create_peer(struct lnet_ni *ni, struct kib_peer **peerp,
LASSERT(net);
LASSERT(nid != LNET_NID_ANY);

- LIBCFS_CPT_ALLOC(peer, lnet_cpt_table(), cpt, sizeof(*peer));
+ peer = kzalloc_cpt(sizeof(*peer), GFP_NOFS, cpt);
if (!peer) {
CERROR("Cannot allocate peer\n");
return -ENOMEM;
@@ -656,15 +656,14 @@ struct kib_conn *kiblnd_create_conn(struct kib_peer *peer, struct rdma_cm_id *cm

LASSERT(sched->ibs_nthreads > 0);

- LIBCFS_CPT_ALLOC(init_qp_attr, lnet_cpt_table(), cpt,
- sizeof(*init_qp_attr));
+ init_qp_attr = kzalloc_cpt(sizeof(*init_qp_attr), GFP_NOFS, cpt);
if (!init_qp_attr) {
CERROR("Can't allocate qp_attr for %s\n",
libcfs_nid2str(peer->ibp_nid));
goto failed_0;
}

- LIBCFS_CPT_ALLOC(conn, lnet_cpt_table(), cpt, sizeof(*conn));
+ conn = kzalloc_cpt(sizeof(*conn), GFP_NOFS, cpt);
if (!conn) {
CERROR("Can't allocate connection for %s\n",
libcfs_nid2str(peer->ibp_nid));
@@ -687,8 +686,7 @@ struct kib_conn *kiblnd_create_conn(struct kib_peer *peer, struct rdma_cm_id *cm
INIT_LIST_HEAD(&conn->ibc_active_txs);
spin_lock_init(&conn->ibc_lock);

- LIBCFS_CPT_ALLOC(conn->ibc_connvars, lnet_cpt_table(), cpt,
- sizeof(*conn->ibc_connvars));
+ conn->ibc_connvars = kzalloc_cpt(sizeof(*conn->ibc_connvars), GFP_NOFS, cpt);
if (!conn->ibc_connvars) {
CERROR("Can't allocate in-progress connection state\n");
goto failed_2;
@@ -722,8 +720,8 @@ struct kib_conn *kiblnd_create_conn(struct kib_peer *peer, struct rdma_cm_id *cm

write_unlock_irqrestore(glock, flags);

- LIBCFS_CPT_ALLOC(conn->ibc_rxs, lnet_cpt_table(), cpt,
- IBLND_RX_MSGS(conn) * sizeof(struct kib_rx));
+ conn->ibc_rxs = kzalloc_cpt(IBLND_RX_MSGS(conn) * sizeof(struct kib_rx),
+ GFP_NOFS, cpt);
if (!conn->ibc_rxs) {
CERROR("Cannot allocate RX buffers\n");
goto failed_2;
@@ -877,11 +875,7 @@ void kiblnd_destroy_conn(struct kib_conn *conn, bool free_conn)
if (conn->ibc_rx_pages)
kiblnd_unmap_rx_descs(conn);

- if (conn->ibc_rxs) {
- LIBCFS_FREE(conn->ibc_rxs,
- IBLND_RX_MSGS(conn) * sizeof(struct kib_rx));
- }
-
+ kfree(conn->ibc_rxs);
kfree(conn->ibc_connvars);

if (conn->ibc_hdev)
@@ -1088,7 +1082,7 @@ static void kiblnd_free_pages(struct kib_pages *p)
__free_page(p->ibp_pages[i]);
}

- LIBCFS_FREE(p, offsetof(struct kib_pages, ibp_pages[npages]));
+ kfree(p);
}

int kiblnd_alloc_pages(struct kib_pages **pp, int cpt, int npages)
@@ -1096,14 +1090,13 @@ int kiblnd_alloc_pages(struct kib_pages **pp, int cpt, int npages)
struct kib_pages *p;
int i;

- LIBCFS_CPT_ALLOC(p, lnet_cpt_table(), cpt,
- offsetof(struct kib_pages, ibp_pages[npages]));
+ p = kzalloc_cpt(offsetof(struct kib_pages, ibp_pages[npages]),
+ GFP_NOFS, cpt);
if (!p) {
CERROR("Can't allocate descriptor for %d pages\n", npages);
return -ENOMEM;
}

- memset(p, 0, offsetof(struct kib_pages, ibp_pages[npages]));
p->ibp_npages = npages;

for (i = 0; i < npages; i++) {
@@ -1375,8 +1368,7 @@ static int kiblnd_alloc_freg_pool(struct kib_fmr_poolset *fps, struct kib_fmr_po
INIT_LIST_HEAD(&fpo->fast_reg.fpo_pool_list);
fpo->fast_reg.fpo_pool_size = 0;
for (i = 0; i < fps->fps_pool_size; i++) {
- LIBCFS_CPT_ALLOC(frd, lnet_cpt_table(), fps->fps_cpt,
- sizeof(*frd));
+ frd = kzalloc_cpt(sizeof(*frd), GFP_NOFS, fps->fps_cpt);
if (!frd) {
CERROR("Failed to allocate a new fast_reg descriptor\n");
rc = -ENOMEM;
@@ -1425,7 +1417,7 @@ static int kiblnd_create_fmr_pool(struct kib_fmr_poolset *fps,
struct kib_fmr_pool *fpo;
int rc;

- LIBCFS_CPT_ALLOC(fpo, lnet_cpt_table(), fps->fps_cpt, sizeof(*fpo));
+ fpo = kzalloc_cpt(sizeof(*fpo), GFP_NOFS, fps->fps_cpt);
if (!fpo)
return -ENOMEM;

@@ -1984,30 +1976,14 @@ static void kiblnd_destroy_tx_pool(struct kib_pool *pool)
struct kib_tx *tx = &tpo->tpo_tx_descs[i];

list_del(&tx->tx_list);
- if (tx->tx_pages)
- LIBCFS_FREE(tx->tx_pages,
- LNET_MAX_IOV *
- sizeof(*tx->tx_pages));
- if (tx->tx_frags)
- LIBCFS_FREE(tx->tx_frags,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_frags));
- if (tx->tx_wrq)
- LIBCFS_FREE(tx->tx_wrq,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_wrq));
- if (tx->tx_sge)
- LIBCFS_FREE(tx->tx_sge,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_sge));
- if (tx->tx_rd)
- LIBCFS_FREE(tx->tx_rd,
- offsetof(struct kib_rdma_desc,
- rd_frags[IBLND_MAX_RDMA_FRAGS]));
- }
-
- LIBCFS_FREE(tpo->tpo_tx_descs,
- pool->po_size * sizeof(struct kib_tx));
+ kfree(tx->tx_pages);
+ kfree(tx->tx_frags);
+ kfree(tx->tx_wrq);
+ kfree(tx->tx_sge);
+ kfree(tx->tx_rd);
+ }
+
+ kfree(tpo->tpo_tx_descs);
out:
kiblnd_fini_pool(pool);
kfree(tpo);
@@ -2028,7 +2004,7 @@ static int kiblnd_create_tx_pool(struct kib_poolset *ps, int size,
struct kib_pool *pool;
struct kib_tx_pool *tpo;

- LIBCFS_CPT_ALLOC(tpo, lnet_cpt_table(), ps->ps_cpt, sizeof(*tpo));
+ tpo = kzalloc_cpt(sizeof(*tpo), GFP_NOFS, ps->ps_cpt);
if (!tpo) {
CERROR("Failed to allocate TX pool\n");
return -ENOMEM;
@@ -2046,8 +2022,8 @@ static int kiblnd_create_tx_pool(struct kib_poolset *ps, int size,
return -ENOMEM;
}

- LIBCFS_CPT_ALLOC(tpo->tpo_tx_descs, lnet_cpt_table(), ps->ps_cpt,
- size * sizeof(struct kib_tx));
+ tpo->tpo_tx_descs = kzalloc_cpt(size * sizeof(struct kib_tx),
+ GFP_NOFS, ps->ps_cpt);
if (!tpo->tpo_tx_descs) {
CERROR("Can't allocate %d tx descriptors\n", size);
ps->ps_pool_destroy(pool);
@@ -2061,36 +2037,35 @@ static int kiblnd_create_tx_pool(struct kib_poolset *ps, int size,

tx->tx_pool = tpo;
if (ps->ps_net->ibn_fmr_ps) {
- LIBCFS_CPT_ALLOC(tx->tx_pages,
- lnet_cpt_table(), ps->ps_cpt,
- LNET_MAX_IOV * sizeof(*tx->tx_pages));
+ tx->tx_pages = kzalloc_cpt(LNET_MAX_IOV * sizeof(*tx->tx_pages),
+ GFP_NOFS, ps->ps_cpt);
if (!tx->tx_pages)
break;
}

- LIBCFS_CPT_ALLOC(tx->tx_frags, lnet_cpt_table(), ps->ps_cpt,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_frags));
+ tx->tx_frags = kzalloc_cpt((1 + IBLND_MAX_RDMA_FRAGS) *
+ sizeof(*tx->tx_frags),
+ GFP_NOFS, ps->ps_cpt);
if (!tx->tx_frags)
break;

sg_init_table(tx->tx_frags, IBLND_MAX_RDMA_FRAGS + 1);

- LIBCFS_CPT_ALLOC(tx->tx_wrq, lnet_cpt_table(), ps->ps_cpt,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_wrq));
+ tx->tx_wrq = kzalloc_cpt((1 + IBLND_MAX_RDMA_FRAGS) *
+ sizeof(*tx->tx_wrq),
+ GFP_NOFS, ps->ps_cpt);
if (!tx->tx_wrq)
break;

- LIBCFS_CPT_ALLOC(tx->tx_sge, lnet_cpt_table(), ps->ps_cpt,
- (1 + IBLND_MAX_RDMA_FRAGS) *
- sizeof(*tx->tx_sge));
+ tx->tx_sge = kzalloc_cpt((1 + IBLND_MAX_RDMA_FRAGS) *
+ sizeof(*tx->tx_sge),
+ GFP_NOFS, ps->ps_cpt);
if (!tx->tx_sge)
break;

- LIBCFS_CPT_ALLOC(tx->tx_rd, lnet_cpt_table(), ps->ps_cpt,
- offsetof(struct kib_rdma_desc,
- rd_frags[IBLND_MAX_RDMA_FRAGS]));
+ tx->tx_rd = kzalloc_cpt(offsetof(struct kib_rdma_desc,
+ rd_frags[IBLND_MAX_RDMA_FRAGS]),
+ GFP_NOFS, ps->ps_cpt);
if (!tx->tx_rd)
break;
}
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
index 7dba949a95a7..ff292216290d 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
@@ -108,7 +108,7 @@ ksocknal_create_peer(struct ksock_peer **peerp, struct lnet_ni *ni,
LASSERT(id.pid != LNET_PID_ANY);
LASSERT(!in_interrupt());

- LIBCFS_CPT_ALLOC(peer, lnet_cpt_table(), cpt, sizeof(*peer));
+ peer = kzalloc_cpt(sizeof(*peer), GFP_NOFS, cpt);
if (!peer)
return -ENOMEM;

@@ -2257,13 +2257,8 @@ ksocknal_free_buffers(void)
struct ksock_sched_info *info;
int i;

- cfs_percpt_for_each(info, i, ksocknal_data.ksnd_sched_info) {
- if (info->ksi_scheds) {
- LIBCFS_FREE(info->ksi_scheds,
- info->ksi_nthreads_max *
- sizeof(info->ksi_scheds[0]));
- }
- }
+ cfs_percpt_for_each(info, i, ksocknal_data.ksnd_sched_info)
+ kfree(info->ksi_scheds);
cfs_percpt_free(ksocknal_data.ksnd_sched_info);
}

@@ -2452,8 +2447,8 @@ ksocknal_base_startup(void)
info->ksi_nthreads_max = nthrs;
info->ksi_cpt = i;

- LIBCFS_CPT_ALLOC(info->ksi_scheds, lnet_cpt_table(), i,
- info->ksi_nthreads_max * sizeof(*sched));
+ info->ksi_scheds = kzalloc_cpt(info->ksi_nthreads_max * sizeof(*sched),
+ GFP_NOFS, i);
if (!info->ksi_scheds)
goto failed;

diff --git a/drivers/staging/lustre/lnet/libcfs/libcfs_mem.c b/drivers/staging/lustre/lnet/libcfs/libcfs_mem.c
index 8e2b4f1db0a1..7faed94994ea 100644
--- a/drivers/staging/lustre/lnet/libcfs/libcfs_mem.c
+++ b/drivers/staging/lustre/lnet/libcfs/libcfs_mem.c
@@ -49,10 +49,8 @@ cfs_percpt_free(void *vars)

arr = container_of(vars, struct cfs_var_array, va_ptrs[0]);

- for (i = 0; i < arr->va_count; i++) {
- if (arr->va_ptrs[i])
- LIBCFS_FREE(arr->va_ptrs[i], arr->va_size);
- }
+ for (i = 0; i < arr->va_count; i++)
+ kfree(arr->va_ptrs[i]);

kvfree(arr);
}
@@ -89,7 +87,8 @@ cfs_percpt_alloc(struct cfs_cpt_table *cptab, unsigned int size)
arr->va_cptab = cptab;

for (i = 0; i < count; i++) {
- LIBCFS_CPT_ALLOC(arr->va_ptrs[i], cptab, i, size);
+ arr->va_ptrs[i] = kzalloc_node(size, GFP_KERNEL,
+ cfs_cpt_spread_node(cptab, i));
if (!arr->va_ptrs[i]) {
cfs_percpt_free((void *)&arr->va_ptrs[0]);
return NULL;
diff --git a/drivers/staging/lustre/lnet/lnet/api-ni.c b/drivers/staging/lustre/lnet/lnet/api-ni.c
index 6a1fb0397604..2c7abad57104 100644
--- a/drivers/staging/lustre/lnet/lnet/api-ni.c
+++ b/drivers/staging/lustre/lnet/lnet/api-ni.c
@@ -404,11 +404,8 @@ lnet_res_container_cleanup(struct lnet_res_container *rec)
count, lnet_res_type2str(rec->rec_type));
}

- if (rec->rec_lh_hash) {
- LIBCFS_FREE(rec->rec_lh_hash,
- LNET_LH_HASH_SIZE * sizeof(rec->rec_lh_hash[0]));
- rec->rec_lh_hash = NULL;
- }
+ kfree(rec->rec_lh_hash);
+ rec->rec_lh_hash = NULL;

rec->rec_type = 0; /* mark it as finalized */
}
@@ -426,8 +423,8 @@ lnet_res_container_setup(struct lnet_res_container *rec, int cpt, int type)
rec->rec_lh_cookie = (cpt << LNET_COOKIE_TYPE_BITS) | type;

/* Arbitrary choice of hash table size */
- LIBCFS_CPT_ALLOC(rec->rec_lh_hash, lnet_cpt_table(), cpt,
- LNET_LH_HASH_SIZE * sizeof(rec->rec_lh_hash[0]));
+ rec->rec_lh_hash = kvmalloc_cpt(LNET_LH_HASH_SIZE * sizeof(rec->rec_lh_hash[0]),
+ GFP_KERNEL, cpt);
if (!rec->rec_lh_hash) {
rc = -ENOMEM;
goto out;
diff --git a/drivers/staging/lustre/lnet/lnet/lib-msg.c b/drivers/staging/lustre/lnet/lnet/lib-msg.c
index ff6c43323fb5..0091273c04b9 100644
--- a/drivers/staging/lustre/lnet/lnet/lib-msg.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-msg.c
@@ -553,12 +553,8 @@ lnet_msg_container_cleanup(struct lnet_msg_container *container)
if (count > 0)
CERROR("%d active msg on exit\n", count);

- if (container->msc_finalizers) {
- LIBCFS_FREE(container->msc_finalizers,
- container->msc_nfinalizers *
- sizeof(*container->msc_finalizers));
- container->msc_finalizers = NULL;
- }
+ kvfree(container->msc_finalizers);
+ container->msc_finalizers = NULL;
container->msc_init = 0;
}

@@ -573,9 +569,9 @@ lnet_msg_container_setup(struct lnet_msg_container *container, int cpt)
/* number of CPUs */
container->msc_nfinalizers = cfs_cpt_weight(lnet_cpt_table(), cpt);

- LIBCFS_CPT_ALLOC(container->msc_finalizers, lnet_cpt_table(), cpt,
- container->msc_nfinalizers *
- sizeof(*container->msc_finalizers));
+ container->msc_finalizers = kvzalloc_cpt(container->msc_nfinalizers *
+ sizeof(*container->msc_finalizers),
+ GFP_KERNEL, cpt);

if (!container->msc_finalizers) {
CERROR("Failed to allocate message finalizers\n");
diff --git a/drivers/staging/lustre/lnet/lnet/lib-ptl.c b/drivers/staging/lustre/lnet/lnet/lib-ptl.c
index 519cfebaaa88..471f2f6c86f4 100644
--- a/drivers/staging/lustre/lnet/lnet/lib-ptl.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-ptl.c
@@ -775,7 +775,7 @@ lnet_ptl_cleanup(struct lnet_portal *ptl)
}
}
/* the extra entry is for MEs with ignore bits */
- LIBCFS_FREE(mhash, sizeof(*mhash) * (LNET_MT_HASH_SIZE + 1));
+ kvfree(mhash);
}

cfs_percpt_free(ptl->ptl_mtables);
@@ -803,8 +803,8 @@ lnet_ptl_setup(struct lnet_portal *ptl, int index)
spin_lock_init(&ptl->ptl_lock);
cfs_percpt_for_each(mtable, i, ptl->ptl_mtables) {
/* the extra entry is for MEs with ignore bits */
- LIBCFS_CPT_ALLOC(mhash, lnet_cpt_table(), i,
- sizeof(*mhash) * (LNET_MT_HASH_SIZE + 1));
+ mhash = kvzalloc_cpt(sizeof(*mhash) * (LNET_MT_HASH_SIZE + 1),
+ GFP_KERNEL, i);
if (!mhash) {
CERROR("Failed to create match hash for portal %d\n",
index);
diff --git a/drivers/staging/lustre/lnet/lnet/peer.c b/drivers/staging/lustre/lnet/lnet/peer.c
index 19fcbcf0f642..3e157c10fec4 100644
--- a/drivers/staging/lustre/lnet/lnet/peer.c
+++ b/drivers/staging/lustre/lnet/lnet/peer.c
@@ -56,8 +56,8 @@ lnet_peer_tables_create(void)
cfs_percpt_for_each(ptable, i, the_lnet.ln_peer_tables) {
INIT_LIST_HEAD(&ptable->pt_deathrow);

- LIBCFS_CPT_ALLOC(hash, lnet_cpt_table(), i,
- LNET_PEER_HASH_SIZE * sizeof(*hash));
+ hash = kvmalloc_cpt(LNET_PEER_HASH_SIZE * sizeof(*hash),
+ GFP_KERNEL, i);
if (!hash) {
CERROR("Failed to create peer hash table\n");
lnet_peer_tables_destroy();
@@ -94,7 +94,7 @@ lnet_peer_tables_destroy(void)
for (j = 0; j < LNET_PEER_HASH_SIZE; j++)
LASSERT(list_empty(&hash[j]));

- LIBCFS_FREE(hash, LNET_PEER_HASH_SIZE * sizeof(*hash));
+ kvfree(hash);
}

cfs_percpt_free(the_lnet.ln_peer_tables);
@@ -297,7 +297,7 @@ lnet_nid2peer_locked(struct lnet_peer **lpp, lnet_nid_t nid, int cpt)
if (lp)
memset(lp, 0, sizeof(*lp));
else
- LIBCFS_CPT_ALLOC(lp, lnet_cpt_table(), cpt2, sizeof(*lp));
+ lp = kzalloc_cpt(sizeof(*lp), GFP_NOFS, cpt2);

if (!lp) {
rc = -ENOMEM;
diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c
index 476d6d296037..6504761ca598 100644
--- a/drivers/staging/lustre/lnet/lnet/router.c
+++ b/drivers/staging/lustre/lnet/lnet/router.c
@@ -1296,12 +1296,10 @@ lnet_router_checker(void *arg)
void
lnet_destroy_rtrbuf(struct lnet_rtrbuf *rb, int npages)
{
- int sz = offsetof(struct lnet_rtrbuf, rb_kiov[npages]);
-
while (--npages >= 0)
__free_page(rb->rb_kiov[npages].bv_page);

- LIBCFS_FREE(rb, sz);
+ kfree(rb);
}

static struct lnet_rtrbuf *
@@ -1313,7 +1311,7 @@ lnet_new_rtrbuf(struct lnet_rtrbufpool *rbp, int cpt)
struct lnet_rtrbuf *rb;
int i;

- LIBCFS_CPT_ALLOC(rb, lnet_cpt_table(), cpt, sz);
+ rb = kzalloc_cpt(sz, GFP_NOFS, cpt);
if (!rb)
return NULL;

@@ -1327,7 +1325,7 @@ lnet_new_rtrbuf(struct lnet_rtrbufpool *rbp, int cpt)
while (--i >= 0)
__free_page(rb->rb_kiov[i].bv_page);

- LIBCFS_FREE(rb, sz);
+ kfree(rb);
return NULL;
}

diff --git a/drivers/staging/lustre/lnet/selftest/rpc.c b/drivers/staging/lustre/lnet/selftest/rpc.c
index 4ebb5a1107be..b6c9ab92c288 100644
--- a/drivers/staging/lustre/lnet/selftest/rpc.c
+++ b/drivers/staging/lustre/lnet/selftest/rpc.c
@@ -113,7 +113,7 @@ srpc_free_bulk(struct srpc_bulk *bk)
__free_page(pg);
}

- LIBCFS_FREE(bk, offsetof(struct srpc_bulk, bk_iovs[bk->bk_niov]));
+ kfree(bk);
}

struct srpc_bulk *
@@ -125,8 +125,8 @@ srpc_alloc_bulk(int cpt, unsigned int bulk_off, unsigned int bulk_npg,

LASSERT(bulk_npg > 0 && bulk_npg <= LNET_MAX_IOV);

- LIBCFS_CPT_ALLOC(bk, lnet_cpt_table(), cpt,
- offsetof(struct srpc_bulk, bk_iovs[bulk_npg]));
+ bk = kzalloc_cpt(offsetof(struct srpc_bulk, bk_iovs[bulk_npg]),
+ GFP_KERNEL, cpt);
if (!bk) {
CERROR("Can't allocate descriptor for %d pages\n", bulk_npg);
return NULL;
@@ -294,8 +294,7 @@ srpc_service_init(struct srpc_service *svc)
}

for (j = 0; j < nrpcs; j++) {
- LIBCFS_CPT_ALLOC(rpc, lnet_cpt_table(),
- i, sizeof(*rpc));
+ rpc = kzalloc_cpt(sizeof(*rpc), GFP_NOFS, i);
if (!rpc) {
srpc_service_fini(svc);
return -ENOMEM;

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