LU-13004 gnilnd: remove support for GNILND_BUF_VIRT_*

[fs/lustre-release.git] / lnet / klnds / gnilnd / gnilnd.h

diff --git a/lnet/klnds/gnilnd/gnilnd.h b/lnet/klnds/gnilnd/gnilnd.h
index 0389887..92d4515 100644 (file)
--- a/lnet/klnds/gnilnd/gnilnd.h
+++ b/lnet/klnds/gnilnd/gnilnd.h
@@ -193,8 +193,6 @@ static inline time_t cfs_duration_sec(long duration_jiffies)
 #define GNILND_BUF_IMMEDIATE_KIOV 2              /* immediate data */
 #define GNILND_BUF_PHYS_UNMAPPED  3              /* physical: not mapped yet */
 #define GNILND_BUF_PHYS_MAPPED    4              /* physical: mapped already */
-#define GNILND_BUF_VIRT_UNMAPPED  5              /* virtual: not mapped yet */
-#define GNILND_BUF_VIRT_MAPPED    6              /* virtual: mapped already */
 
 #define GNILND_TX_WAITING_REPLY      (1<<1)     /* expecting to receive reply */
 #define GNILND_TX_WAITING_COMPLETION (1<<2)     /* waiting for smsg_send to complete */
@@ -580,8 +578,6 @@ typedef struct kgn_device {
        atomic64_t              gnd_nbytes_map;   /* bytes of total GART maps - fma, tx, etc */
        __u32                   gnd_map_nphys;    /* # TX phys mappings */
        __u32                   gnd_map_physnop;  /* # TX phys pages mapped */
-       __u32                   gnd_map_nvirt;    /* # TX virt mappings */
-       __u64                   gnd_map_virtnob;  /* # TX virt bytes mapped */
        spinlock_t              gnd_map_lock;     /* serialize gnd_map_XXX */
        unsigned long           gnd_next_map;     /* next mapping attempt in jiffies */
        int                     gnd_map_attempt;  /* last map attempt # */
@@ -1159,18 +1155,20 @@ do {                                                                    \
 #error "this code uses actions inside LASSERT for ref counting"
 #endif
 
-#define kgnilnd_admin_addref(atomic)                                     \
-do {                                                                            \
-       int     val = atomic_inc_return(&atomic);                               \
-       LASSERTF(val > 0,  #atomic " refcount %d\n", val);                       \
-       CDEBUG(D_NETTRACE, #atomic " refcount %d\n", val);                       \
+#define kgnilnd_admin_addref(atomic)                                   \
+do {                                                                   \
+       int val = atomic_inc_return(&atomic);                           \
+       LASSERTF(val > 0,  #atomic " refcount %d\n", val);              \
+       CDEBUG(D_NETTRACE, #atomic " refcount %d\n", val);              \
 } while (0)
 
-#define kgnilnd_admin_decref(atomic)                                     \
-do {                                                                            \
-       int     val = atomic_dec_return(&atomic);                               \
-       LASSERTF(val >=0,  #atomic " refcount %d\n", val);                        \
-       CDEBUG(D_NETTRACE, #atomic " refcount %d\n", val);                       \
+#define kgnilnd_admin_decref(atomic)                                   \
+do {                                                                   \
+       int val = atomic_dec_return(&atomic);                           \
+       LASSERTF(val >= 0,  #atomic " refcount %d\n", val);             \
+       CDEBUG(D_NETTRACE, #atomic " refcount %d\n", val);              \
+       if (!val)                                                       \
+               wake_up_var(&kgnilnd_data);                             \
 }while (0)
 
 #define kgnilnd_net_addref(net)                                                 \
@@ -1572,8 +1570,7 @@ kgnilnd_tx_del_state_locked(kgn_tx_t *tx, kgn_peer_t *peer,
 static inline int
 kgnilnd_tx_mapped(kgn_tx_t *tx)
 {
-       return (tx->tx_buftype == GNILND_BUF_VIRT_MAPPED ||
-               tx->tx_buftype == GNILND_BUF_PHYS_MAPPED);
+       return tx->tx_buftype == GNILND_BUF_PHYS_MAPPED;
 }
 
 static inline struct list_head *
@@ -1787,10 +1784,11 @@ int kgnilnd_eager_recv(struct lnet_ni *ni, void *private,
                        struct lnet_msg *lntmsg, void **new_private);
 int kgnilnd_recv(struct lnet_ni *ni, void *private, struct lnet_msg *lntmsg,
                int delayed, unsigned int niov,
-               struct kvec *iov, lnet_kiov_t *kiov,
+               struct bio_vec *kiov,
                unsigned int offset, unsigned int mlen, unsigned int rlen);
 
-__u16 kgnilnd_cksum_kiov(unsigned int nkiov, lnet_kiov_t *kiov, unsigned int offset, unsigned int nob, int dump_blob);
+__u16 kgnilnd_cksum_kiov(unsigned int nkiov, struct bio_vec *kiov,
+                        unsigned int offset, unsigned int nob, int dump_blob);
 
 /* purgatory functions */
 void kgnilnd_add_purgatory_locked(kgn_conn_t *conn, kgn_peer_t *peer);