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/linux/fs/gfs2/
H A Dglock.c57 struct gfs2_glock *gl; /* current glock struct */ member
61 typedef void (*glock_examiner) (struct gfs2_glock * gl);
63 static void do_xmote(struct gfs2_glock *gl, struct gfs2_holder *gh,
65 static void request_demote(struct gfs2_glock *gl, unsigned int state,
120 static void wake_up_glock(struct gfs2_glock *gl) in wake_up_glock() argument
122 wait_queue_head_t *wq = glock_waitqueue(&gl->gl_name); in wake_up_glock()
125 __wake_up(wq, TASK_NORMAL, 1, &gl->gl_name); in wake_up_glock()
130 struct gfs2_glock *gl = container_of(rcu, struct gfs2_glock, gl_rcu); in gfs2_glock_dealloc() local
132 kfree(gl->gl_lksb.sb_lvbptr); in gfs2_glock_dealloc()
133 if (gl->gl_ops->go_flags & GLOF_ASPACE) { in gfs2_glock_dealloc()
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H A Dglops.c33 static void gfs2_ail_error(struct gfs2_glock *gl, const struct buffer_head *bh) in gfs2_ail_error() argument
35 struct gfs2_sbd *sdp = glock_sbd(gl); in gfs2_ail_error()
43 glock_type(gl), glock_number(gl), in gfs2_ail_error()
44 gfs2_glock2aspace(gl)); in gfs2_ail_error()
58 static void __gfs2_ail_flush(struct gfs2_glock *gl, bool fsync, in __gfs2_ail_flush() argument
61 struct gfs2_sbd *sdp = glock_sbd(gl); in __gfs2_ail_flush()
62 struct list_head *head = &gl->gl_ail_list; in __gfs2_ail_flush()
76 gfs2_ail_error(gl, bh); in __gfs2_ail_flush()
81 GLOCK_BUG_ON(gl, !fsync && atomic_read(&gl->gl_ail_count)); in __gfs2_ail_flush()
87 static int gfs2_ail_empty_gl(struct gfs2_glock *gl) in gfs2_ail_empty_gl() argument
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H A Dglock.h141 void (*lm_put_lock) (struct gfs2_glock *gl);
142 int (*lm_lock) (struct gfs2_glock *gl, unsigned int req_state,
144 void (*lm_cancel) (struct gfs2_glock *gl);
153 static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *gl) in gfs2_glock_is_locked_by_me() argument
159 spin_lock(&gl->gl_lockref.lock); in gfs2_glock_is_locked_by_me()
161 list_for_each_entry(gh, &gl->gl_holders, gh_list) { in gfs2_glock_is_locked_by_me()
169 spin_unlock(&gl->gl_lockref.lock); in gfs2_glock_is_locked_by_me()
174 static inline struct address_space *gfs2_glock2aspace(struct gfs2_glock *gl) in gfs2_glock2aspace() argument
176 if (gl->gl_ops->go_flags & GLOF_ASPACE) { in gfs2_glock2aspace()
178 container_of(gl, struct gfs2_glock_aspace, glock); in gfs2_glock2aspace()
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H A Dlock_dlm.c74 static inline void gfs2_update_reply_times(struct gfs2_glock *gl, in gfs2_update_reply_times() argument
78 const unsigned gltype = glock_type(gl); in gfs2_update_reply_times()
83 rtt = ktime_to_ns(ktime_sub(ktime_get_real(), gl->gl_dstamp)); in gfs2_update_reply_times()
84 lks = this_cpu_ptr(glock_sbd(gl)->sd_lkstats); in gfs2_update_reply_times()
85 gfs2_update_stats(&gl->gl_stats, index, rtt); /* Local */ in gfs2_update_reply_times()
89 trace_gfs2_glock_lock_time(gl, rtt); in gfs2_update_reply_times()
101 static inline void gfs2_update_request_times(struct gfs2_glock *gl) in gfs2_update_request_times() argument
104 const unsigned gltype = glock_type(gl); in gfs2_update_request_times()
109 dstamp = gl->gl_dstamp; in gfs2_update_request_times()
110 gl->gl_dstamp = ktime_get_real(); in gfs2_update_request_times()
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H A Dtrace_gfs2.h98 TP_PROTO(const struct gfs2_glock *gl, unsigned int new_state),
100 TP_ARGS(gl, new_state),
114 __entry->dev = glock_sbd(gl)->sd_vfs->s_dev;
115 __entry->glnum = glock_number(gl);
116 __entry->gltype = glock_type(gl);
117 __entry->cur_state = glock_trace_state(gl->gl_state);
119 __entry->tgt_state = glock_trace_state(gl->gl_target);
120 __entry->dmt_state = glock_trace_state(gl->gl_demote_state);
121 __entry->flags = gl->gl_flags | (gl->gl_object ? (1UL<<GLF_OBJECT) : 0);
137 TP_PROTO(const struct gfs2_glock *gl),
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H A Dincore.h38 typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret);
218 int (*go_sync) (struct gfs2_glock *gl);
219 int (*go_xmote_bh)(struct gfs2_glock *gl);
220 void (*go_inval) (struct gfs2_glock *gl, int flags);
221 int (*go_instantiate) (struct gfs2_glock *gl);
223 void (*go_dump)(struct seq_file *seq, const struct gfs2_glock *gl,
225 void (*go_callback)(struct gfs2_glock *gl, bool remote);
372 static inline unsigned int glock_type(const struct gfs2_glock *gl) in glock_type() argument
374 return gl->gl_name.ln_type; in glock_type()
377 static inline u64 glock_number(const struct gfs2_glock *gl) in glock_number() argument
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H A Dmeta_io.c126 struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno, int create) in gfs2_getbuf() argument
128 struct address_space *mapping = gfs2_glock2aspace(gl); in gfs2_getbuf()
129 struct gfs2_sbd *sdp = glock_sbd(gl); in gfs2_getbuf()
193 struct buffer_head *gfs2_meta_new(struct gfs2_glock *gl, u64 blkno) in gfs2_meta_new() argument
196 bh = gfs2_getbuf(gl, blkno, CREATE); in gfs2_meta_new()
259 int gfs2_meta_read(struct gfs2_glock *gl, u64 blkno, int flags, in gfs2_meta_read() argument
262 struct gfs2_sbd *sdp = glock_sbd(gl); in gfs2_meta_read()
271 *bhp = bh = gfs2_getbuf(gl, blkno, CREATE); in gfs2_meta_read()
284 bh = gfs2_getbuf(gl, blkno + 1, CREATE); in gfs2_meta_read()
487 struct gfs2_glock *gl = ip->i_gl; in gfs2_meta_buffer() local
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H A Dtrans.c168 static struct gfs2_bufdata *gfs2_alloc_bufdata(struct gfs2_glock *gl, in gfs2_alloc_bufdata() argument
175 bd->bd_gl = gl; in gfs2_alloc_bufdata()
197 void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh) in gfs2_trans_add_data() argument
200 struct gfs2_sbd *sdp = glock_sbd(gl); in gfs2_trans_add_data()
214 bd = gfs2_alloc_bufdata(gl, bh); in gfs2_trans_add_data()
220 gfs2_assert(sdp, bd->bd_gl == gl); in gfs2_trans_add_data()
234 void gfs2_trans_add_databufs(struct gfs2_glock *gl, struct folio *folio, in gfs2_trans_add_databufs() argument
251 gfs2_trans_add_data(gl, bh); in gfs2_trans_add_databufs()
255 void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh) in gfs2_trans_add_meta() argument
258 struct gfs2_sbd *sdp = glock_sbd(gl); in gfs2_trans_add_meta()
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H A Dmain.c52 struct gfs2_glock *gl = foo; in gfs2_init_glock_once() local
54 INIT_LIST_HEAD(&gl->gl_holders); in gfs2_init_glock_once()
55 INIT_LIST_HEAD(&gl->gl_lru); in gfs2_init_glock_once()
56 INIT_LIST_HEAD(&gl->gl_ail_list); in gfs2_init_glock_once()
57 atomic_set(&gl->gl_ail_count, 0); in gfs2_init_glock_once()
58 atomic_set(&gl->gl_revokes, 0); in gfs2_init_glock_once()
H A Dmeta_io.h51 struct buffer_head *gfs2_meta_new(struct gfs2_glock *gl, u64 blkno);
52 int gfs2_meta_read(struct gfs2_glock *gl, u64 blkno, int flags,
55 struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno,
73 struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen);
H A Dtrans.h44 void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh);
45 void gfs2_trans_add_databufs(struct gfs2_glock *gl, struct folio *folio,
47 void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh);
H A Dlops.c73 struct gfs2_glock *gl = bd->bd_gl; in maybe_release_space() local
74 struct gfs2_sbd *sdp = glock_sbd(gl); in maybe_release_space()
75 struct gfs2_rgrpd *rgd = gfs2_glock2rgrp(gl); in maybe_release_space()
76 unsigned int index = bd->bd_bh->b_blocknr - glock_number(gl); in maybe_release_space()
122 struct gfs2_glock *gl = bd->bd_gl; in gfs2_unpin() local
123 list_add(&bd->bd_ail_gl_list, &gl->gl_ail_list); in gfs2_unpin()
124 atomic_inc(&gl->gl_ail_count); in gfs2_unpin()
780 struct gfs2_glock *gl = ip->i_gl; in buf_lo_scan_elements() local
803 bh_ip = gfs2_meta_new(gl, blkno); in buf_lo_scan_elements()
890 struct gfs2_glock *gl; in gfs2_drain_revokes() local
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H A Drgrp.c720 struct gfs2_glock *gl; in gfs2_clear_rgrpd() local
724 gl = rgd->rd_gl; in gfs2_clear_rgrpd()
728 if (gl) { in gfs2_clear_rgrpd()
729 if (gl->gl_state != LM_ST_UNLOCKED) { in gfs2_clear_rgrpd()
730 gfs2_glock_cb(gl, LM_ST_UNLOCKED); in gfs2_clear_rgrpd()
731 flush_delayed_work(&gl->gl_work); in gfs2_clear_rgrpd()
734 glock_clear_object(gl, rgd); in gfs2_clear_rgrpd()
735 gfs2_glock_put(gl); in gfs2_clear_rgrpd()
1037 struct gfs2_glock *gl = ip->i_gl; in gfs2_rindex_update() local
1044 if (!gfs2_glock_is_locked_by_me(gl)) { in gfs2_rindex_update()
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H A Dlog.c98 struct gfs2_glock *gl = NULL; in gfs2_ail1_start_one() local
125 if (gl == bd->bd_gl) in gfs2_ail1_start_one()
127 gl = bd->bd_gl; in gfs2_ail1_start_one()
765 struct gfs2_glock *gl = bd->bd_gl; in gfs2_add_revoke() local
768 if (atomic_inc_return(&gl->gl_revokes) == 1) in gfs2_add_revoke()
769 gfs2_glock_hold(gl); in gfs2_add_revoke()
774 set_bit(GLF_LFLUSH, &gl->gl_flags); in gfs2_add_revoke()
778 void gfs2_glock_remove_revoke(struct gfs2_glock *gl) in gfs2_glock_remove_revoke() argument
780 if (atomic_dec_return(&gl->gl_revokes) == 0) { in gfs2_glock_remove_revoke()
781 clear_bit(GLF_LFLUSH, &gl->gl_flags); in gfs2_glock_remove_revoke()
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H A Dglops.h25 int gfs2_inode_metasync(struct gfs2_glock *gl);
26 void gfs2_ail_flush(struct gfs2_glock *gl, bool fsync);
H A Dsuper.c1012 struct gfs2_glock *gl = ip->i_iopen_gh.gh_gl; in gfs2_drop_inode() local
1013 if (glock_needs_demote(gl)) in gfs2_drop_inode()
1025 struct gfs2_glock *gl = ip->i_iopen_gh.gh_gl; in gfs2_drop_inode() local
1027 gfs2_glock_hold(gl); in gfs2_drop_inode()
1028 if (!gfs2_queue_verify_delete(gl, true)) in gfs2_drop_inode()
1029 gfs2_glock_put_async(gl); in gfs2_drop_inode()
1167 static void gfs2_glock_put_eventually(struct gfs2_glock *gl) in gfs2_glock_put_eventually() argument
1170 gfs2_glock_put_async(gl); in gfs2_glock_put_eventually()
1172 gfs2_glock_put(gl); in gfs2_glock_put_eventually()
1436 struct gfs2_glock *gl = ip->i_iopen_gh.gh_gl; in gfs2_evict_inode() local
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H A Dlog.h75 void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl,
83 void gfs2_glock_remove_revoke(struct gfs2_glock *gl);
H A Dinode.c459 struct gfs2_glock *gl = ip->i_gl; in gfs2_final_release_pages() local
462 if (unlikely(!gl)) in gfs2_final_release_pages()
465 truncate_inode_pages(gfs2_glock2aspace(gl), 0); in gfs2_final_release_pages()
468 if (atomic_read(&gl->gl_revokes) == 0) { in gfs2_final_release_pages()
469 clear_bit(GLF_LFLUSH, &gl->gl_flags); in gfs2_final_release_pages()
470 clear_bit(GLF_DIRTY, &gl->gl_flags); in gfs2_final_release_pages()
987 struct gfs2_glock *gl; in __gfs2_lookup() local
998 gl = GFS2_I(inode)->i_gl; in __gfs2_lookup()
999 error = gfs2_glock_nq_init(gl, LM_ST_SHARED, LM_FLAG_ANY, &gh); in __gfs2_lookup()
1971 struct gfs2_glock *gl; in gfs2_permission() local
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/linux/drivers/target/iscsi/cxgbit/
H A Dcxgbit_main.c219 cxgbit_copy_frags(struct sk_buff *skb, const struct pkt_gl *gl, in cxgbit_copy_frags() argument
226 __skb_fill_page_desc(skb, skb_frag_idx, gl->frags[0].page, in cxgbit_copy_frags()
227 gl->frags[0].offset + offset, in cxgbit_copy_frags()
228 gl->frags[0].size - offset); in cxgbit_copy_frags()
229 for (i = 1; i < gl->nfrags; i++) in cxgbit_copy_frags()
231 gl->frags[i].page, in cxgbit_copy_frags()
232 gl->frags[i].offset, in cxgbit_copy_frags()
233 gl->frags[i].size); in cxgbit_copy_frags()
235 skb_shinfo(skb)->nr_frags += gl->nfrags; in cxgbit_copy_frags()
238 get_page(gl->frags[gl->nfrags - 1].page); in cxgbit_copy_frags()
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/linux/drivers/net/ethernet/chelsio/cxgb4vf/
H A Dsge.c1470 const struct pkt_gl *gl, in copy_frags() argument
1476 __skb_fill_page_desc(skb, 0, gl->frags[0].page, in copy_frags()
1477 gl->frags[0].offset + offset, in copy_frags()
1478 gl->frags[0].size - offset); in copy_frags()
1479 skb_shinfo(skb)->nr_frags = gl->nfrags; in copy_frags()
1480 for (i = 1; i < gl->nfrags; i++) in copy_frags()
1481 __skb_fill_page_desc(skb, i, gl->frags[i].page, in copy_frags()
1482 gl->frags[i].offset, in copy_frags()
1483 gl->frags[i].size); in copy_frags()
1486 get_page(gl->frags[gl->nfrags - 1].page); in copy_frags()
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/linux/drivers/net/ethernet/chelsio/inline_crypto/chtls/
H A Dchtls_main.c339 static struct sk_buff *copy_gl_to_skb_pkt(const struct pkt_gl *gl, in copy_gl_to_skb_pkt() argument
349 skb = alloc_skb(size_add(gl->tot_len, in copy_gl_to_skb_pkt()
354 __skb_put(skb, gl->tot_len + sizeof(struct cpl_pass_accept_req) in copy_gl_to_skb_pkt()
359 , gl->va + pktshift, in copy_gl_to_skb_pkt()
360 gl->tot_len - pktshift); in copy_gl_to_skb_pkt()
366 const struct pkt_gl *gl, const __be64 *rsp) in chtls_recv_packet() argument
372 skb = copy_gl_to_skb_pkt(gl, rsp, cdev->lldi->sge_pktshift); in chtls_recv_packet()
440 const struct pkt_gl *gl) in chtls_uld_rx_handler() argument
449 if (chtls_recv_packet(cdev, gl, rsp) < 0) in chtls_uld_rx_handler()
454 if (!gl) in chtls_uld_rx_handler()
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/linux/drivers/infiniband/hw/cxgb4/
H A Ddevice.c1102 static inline struct sk_buff *copy_gl_to_skb_pkt(const struct pkt_gl *gl, in copy_gl_to_skb_pkt() argument
1115 skb = alloc_skb(size_add(gl->tot_len, in copy_gl_to_skb_pkt()
1122 __skb_put(skb, gl->tot_len + sizeof(struct cpl_pass_accept_req) + in copy_gl_to_skb_pkt()
1137 gl->va + pktshift, in copy_gl_to_skb_pkt()
1138 gl->tot_len - pktshift); in copy_gl_to_skb_pkt()
1142 static inline int recv_rx_pkt(struct c4iw_dev *dev, const struct pkt_gl *gl, in recv_rx_pkt() argument
1151 skb = copy_gl_to_skb_pkt(gl , rsp, dev->rdev.lldi.sge_pktshift); in recv_rx_pkt()
1167 const struct pkt_gl *gl) in c4iw_uld_rx_handler() argument
1174 if (gl == NULL) { in c4iw_uld_rx_handler()
1183 } else if (gl == CXGB4_MSG_AN) { in c4iw_uld_rx_handler()
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/linux/drivers/net/ethernet/chelsio/cxgb4/
H A Dsge.c3306 const struct pkt_gl *gl, unsigned int offset) in copy_frags() argument
3311 __skb_fill_page_desc(skb, 0, gl->frags[0].page, in copy_frags()
3312 gl->frags[0].offset + offset, in copy_frags()
3313 gl->frags[0].size - offset); in copy_frags()
3314 skb_shinfo(skb)->nr_frags = gl->nfrags; in copy_frags()
3315 for (i = 1; i < gl->nfrags; i++) in copy_frags()
3316 __skb_fill_page_desc(skb, i, gl->frags[i].page, in copy_frags()
3317 gl->frags[i].offset, in copy_frags()
3318 gl->frags[i].size); in copy_frags()
3321 get_page(gl->frags[gl->nfrags - 1].page); in copy_frags()
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H A Dcxgb4_uld.h483 const struct pkt_gl *gl);
487 const struct pkt_gl *gl,
521 struct sk_buff *cxgb4_pktgl_to_skb(const struct pkt_gl *gl,
H A Dcxgb4_uld.c75 const struct pkt_gl *gl) in uldrx_handler() argument
88 rsp, gl, &q->lro_mgr, in uldrx_handler()
92 rsp, gl); in uldrx_handler()
99 if (!gl) in uldrx_handler()
101 else if (gl == CXGB4_MSG_AN) in uldrx_handler()

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