#4822

Committed 27 Oct 2025 05:42AM UTC coverage: 59.732% (+1.0%) from 58.728%

Build # #4822

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push

travis-ci

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web-flow

Commit Message

Merge pull request #33377 from taosdata/fix/main/rename-udf-path

fix: update UDF example links to correct file paths

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57.69

/source/dnode/vnode/src/vnd/vnodeBufPool.c

/*
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 *
 * This program is free software: you can use, redistribute, and/or modify
 * it under the terms of the GNU Affero General Public License, version 3
 * or later ("AGPL"), as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "vnd.h"

/* ------------------------ STRUCTURES ------------------------ */
static int32_t vnodeBufPoolCreate(SVnode *pVnode, int32_t id, int64_t size, SVBufPool **ppPool) {
  SVBufPool *pPool;

  pPool = taosMemoryCalloc(1, sizeof(SVBufPool));
  if (pPool == NULL) {
    vError("vgId:%d, failed to allocate buffer pool", TD_VID(pVnode));
    return terrno;
  }
  pPool->node.data = taosMemoryMalloc(size);
  if (NULL == pPool->node.data) {
    vError("vgId:%d, failed to allocate buffer pool data, size:%" PRId64, TD_VID(pVnode), size);
    taosMemoryFree(pPool);
    return terrno;
  }

  // query handle list
  (void)taosThreadMutexInit(&pPool->mutex, NULL);
  pPool->nQuery = 0;
  pPool->qList.pNext = &pPool->qList;
  pPool->qList.ppNext = &pPool->qList.pNext;

  pPool->pVnode = pVnode;
  pPool->id = id;
  pPool->ptr = pPool->node.data;
  pPool->pTail = &pPool->node;
  pPool->node.prev = NULL;
  pPool->node.pnext = &pPool->pTail;
  pPool->node.size = size;

  *ppPool = pPool;
  return 0;
}

static void vnodeBufPoolDestroy(SVBufPool *pPool) {
  vnodeBufPoolReset(pPool);
  (void)taosThreadMutexDestroy(&pPool->mutex);
  taosMemoryFree(pPool->node.data);
  taosMemoryFree(pPool);
}

int vnodeOpenBufPool(SVnode *pVnode) {
  int64_t size = pVnode->config.szBuf / VNODE_BUFPOOL_SEGMENTS;

  for (int i = 0; i < VNODE_BUFPOOL_SEGMENTS; i++) {
    // create pool
    int32_t code;
    if ((code = vnodeBufPoolCreate(pVnode, i, size, &pVnode->aBufPool[i]))) {
      vError("vgId:%d, failed to open vnode buffer pool since %s", TD_VID(pVnode), tstrerror(terrno));
      vnodeCloseBufPool(pVnode);
      return code;
    }

    // add to free list
    pVnode->aBufPool[i]->freeNext = pVnode->freeList;
    pVnode->freeList = pVnode->aBufPool[i];
  }

  vDebug("vgId:%d, vnode buffer pool is opened, size:%" PRId64, TD_VID(pVnode), size);
  return 0;
}

void vnodeCloseBufPool(SVnode *pVnode) {
  for (int32_t i = 0; i < VNODE_BUFPOOL_SEGMENTS; i++) {
    if (pVnode->aBufPool[i]) {
      vnodeBufPoolDestroy(pVnode->aBufPool[i]);
      pVnode->aBufPool[i] = NULL;
    }
  }

  vDebug("vgId:%d, vnode buffer pool is closed", TD_VID(pVnode));
}

void vnodeBufPoolReset(SVBufPool *pPool) {
  if (pPool->nQuery != 0) {
    vError("vgId:%d, buffer pool %p of id %d has %d queries, reset it may cause problem", TD_VID(pPool->pVnode), pPool,
           pPool->id, pPool->nQuery);
  }

  for (SVBufPoolNode *pNode = pPool->pTail; pNode->prev; pNode = pPool->pTail) {
    pNode->prev->pnext = &pPool->pTail;
    pPool->pTail = pNode->prev;
    pPool->size = pPool->size - sizeof(*pNode) - pNode->size;
    taosMemoryFree(pNode);
  }

  pPool->size = 0;
  pPool->ptr = pPool->node.data;
}

void *vnodeBufPoolMallocAligned(SVBufPool *pPool, int size) {
  SVBufPoolNode *pNode;
  void          *p = NULL;
  uint8_t       *ptr = NULL;
  int            paddingLen = 0;

  if (pPool == NULL) {
    terrno = TSDB_CODE_INVALID_PARA;
    return NULL;
  }

  ptr = pPool->ptr;
  paddingLen = (((long)ptr + 7) & ~7) - (long)ptr;

  if (pPool->node.size >= pPool->ptr - pPool->node.data + size + paddingLen) {
    // allocate from the anchor node
    p = pPool->ptr + paddingLen;
    size += paddingLen;
    pPool->ptr = pPool->ptr + size;
    pPool->size += size;
  } else {
    // allocate a new node
    pNode = taosMemoryMalloc(sizeof(*pNode) + size);
    if (pNode == NULL) {
      return NULL;
    }
    pNode->data = (uint8_t *)&pNode[1];

    p = pNode->data;
    pNode->size = size;
    pNode->prev = pPool->pTail;
    pNode->pnext = &pPool->pTail;
    pPool->pTail->pnext = &pNode->prev;
    pPool->pTail = pNode;

    pPool->size = pPool->size + sizeof(*pNode) + size;
  }
  return p;
}

void *vnodeBufPoolMalloc(SVBufPool *pPool, int size) {
  SVBufPoolNode *pNode;
  void          *p = NULL;

  if (pPool == NULL) {
    terrno = TSDB_CODE_INVALID_PARA;
    return NULL;
  }

  if (pPool->node.size >= pPool->ptr - pPool->node.data + size) {
    // allocate from the anchor node
    p = pPool->ptr;
    pPool->ptr = pPool->ptr + size;
    pPool->size += size;
  } else {
    // allocate a new node
    pNode = taosMemoryMalloc(sizeof(*pNode) + size);
    if (pNode == NULL) {
      return NULL;
    }
    pNode->data = (uint8_t *)&pNode[1];

    p = pNode->data;
    pNode->size = size;
    pNode->prev = pPool->pTail;
    pNode->pnext = &pPool->pTail;
    pPool->pTail->pnext = &pNode->prev;
    pPool->pTail = pNode;

    pPool->size = pPool->size + sizeof(*pNode) + size;
  }
  return p;
}

void vnodeBufPoolFree(SVBufPool *pPool, void *p) {
  // uint8_t       *ptr = (uint8_t *)p;
  // SVBufPoolNode *pNode;

  // if (ptr < pPool->node.data || ptr >= pPool->node.data + pPool->node.size) {
  //   pNode = &((SVBufPoolNode *)p)[-1];
  //   *pNode->pnext = pNode->prev;
  //   pNode->prev->pnext = pNode->pnext;

  //   pPool->size = pPool->size - sizeof(*pNode) - pNode->size;
  //   taosMemoryFree(pNode);
  // }
}

void vnodeBufPoolRef(SVBufPool *pPool) {
  int32_t nRef = atomic_fetch_add_32(&pPool->nRef, 1);
  if (nRef <= 0) {
    vError("vgId:%d, buffer pool %p of id %d is referenced by %d", TD_VID(pPool->pVnode), pPool, pPool->id, nRef);
  }
}

static void vnodeBufPoolResize(SVBufPool *pPool, int64_t size) {
  if (pPool == NULL) return;

  uint8_t *pDataNew = taosMemoryMalloc(size);
  if (pDataNew == NULL) {
    vError("vgId:%d, %s failed at %s:%d since %s", TD_VID(pPool->pVnode), __func__, __FILE__, __LINE__,
           tstrerror(terrno));
    return;
  }

  // Apply change
  int64_t oldSize = pPool->node.size;
  taosMemoryFree(pPool->node.data);
  pPool->node.data = pDataNew;
  pPool->node.size = size;

  vInfo("vgId:%d, buffer pool %d resized from %" PRId64 " to %" PRId64, TD_VID(pPool->pVnode), pPool->id, oldSize,
        size);
  return;
}

void vnodeBufPoolAddToFreeList(SVBufPool *pPool) {
  SVnode *pVnode = pPool->pVnode;

  int64_t size = pVnode->config.szBuf / VNODE_BUFPOOL_SEGMENTS;
  if (pPool->node.size != size) {
    vnodeBufPoolResize(pPool, size);
  }

  // add to free list
  vDebug("vgId:%d, buffer pool %p of id %d is added to free list", TD_VID(pVnode), pPool, pPool->id);
  vnodeBufPoolReset(pPool);
  pPool->freeNext = pVnode->freeList;
  pVnode->freeList = pPool;
  (void)taosThreadCondSignal(&pVnode->poolNotEmpty);
}

void vnodeBufPoolUnRef(SVBufPool *pPool, bool proactive) {
  if (pPool == NULL) return;

  SVnode *pVnode = pPool->pVnode;

  if (proactive) {
    (void)taosThreadMutexLock(&pVnode->mutex);
  }

  if (atomic_sub_fetch_32(&pPool->nRef, 1) > 0) goto _exit;

  // remove from recycle queue or on-recycle position
  if (pVnode->onRecycle == pPool) {
    pVnode->onRecycle = NULL;
  } else {
    if (pPool->recyclePrev) {
      pPool->recyclePrev->recycleNext = pPool->recycleNext;
    } else {
      pVnode->recycleHead = pPool->recycleNext;
    }

    if (pPool->recycleNext) {
      pPool->recycleNext->recyclePrev = pPool->recyclePrev;
    } else {
      pVnode->recycleTail = pPool->recyclePrev;
    }
    pPool->recyclePrev = pPool->recycleNext = NULL;
  }

  vnodeBufPoolAddToFreeList(pPool);

_exit:
  if (proactive) {
    (void)taosThreadMutexUnlock(&pVnode->mutex);
  }
  return;
}

void vnodeBufPoolRegisterQuery(SVBufPool *pPool, SQueryNode *pQNode) {
  (void)taosThreadMutexLock(&pPool->mutex);

  pQNode->pNext = pPool->qList.pNext;
  pQNode->ppNext = &pPool->qList.pNext;
  pPool->qList.pNext->ppNext = &pQNode->pNext;
  pPool->qList.pNext = pQNode;
  pPool->nQuery++;

  (void)taosThreadMutexUnlock(&pPool->mutex);
}

void vnodeBufPoolDeregisterQuery(SVBufPool *pPool, SQueryNode *pQNode, bool proactive) {
  int32_t code = 0;

  if (proactive) {
    (void)taosThreadMutexLock(&pPool->mutex);
  }

  pQNode->pNext->ppNext = pQNode->ppNext;
  *pQNode->ppNext = pQNode->pNext;
  pPool->nQuery--;

  if (proactive) {
    (void)taosThreadMutexUnlock(&pPool->mutex);
  }
}

int32_t vnodeBufPoolRecycle(SVBufPool *pPool) {
  int32_t code = 0;

  SVnode *pVnode = pPool->pVnode;

  vDebug("vgId:%d, recycle buffer pool %p of id %d", TD_VID(pVnode), pPool, pPool->id);

  (void)taosThreadMutexLock(&pPool->mutex);

  SQueryNode *pNode = pPool->qList.pNext;
  while (pNode != &pPool->qList) {
    SQueryNode *pTNode = pNode->pNext;

    int32_t rc = pNode->reseek(pNode->pQHandle);
    if (rc == 0 || rc == TSDB_CODE_VND_QUERY_BUSY) {
      pNode = pTNode;
    } else {
      code = rc;
      goto _exit;
    }
  }

_exit:
  (void)taosThreadMutexUnlock(&pPool->mutex);
  return code;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	#include "vnd.h"
17
18	/* ------------------------ STRUCTURES ------------------------ */
19	static int32_t vnodeBufPoolCreate(SVnode pVnode, int32_t id, int64_t size, SVBufPool *ppPool) {	28,486✔
20	SVBufPool *pPool;
21
22	pPool = taosMemoryCalloc(1, sizeof(SVBufPool));	28,486!
23	if (pPool == NULL) {	28,475!
24	vError("vgId:%d, failed to allocate buffer pool", TD_VID(pVnode));	×
25	return terrno;	×
26	}
27	pPool->node.data = taosMemoryMalloc(size);	28,475!
28	if (NULL == pPool->node.data) {	28,484!
29	vError("vgId:%d, failed to allocate buffer pool data, size:%" PRId64, TD_VID(pVnode), size);	×
30	taosMemoryFree(pPool);	×
31	return terrno;	×
32	}
33
34	// query handle list
35	(void)taosThreadMutexInit(&pPool->mutex, NULL);	28,484✔
36	pPool->nQuery = 0;	28,480✔
37	pPool->qList.pNext = &pPool->qList;	28,480✔
38	pPool->qList.ppNext = &pPool->qList.pNext;	28,480✔
39
40	pPool->pVnode = pVnode;	28,480✔
41	pPool->id = id;	28,480✔
42	pPool->ptr = pPool->node.data;	28,480✔
43	pPool->pTail = &pPool->node;	28,480✔
44	pPool->node.prev = NULL;	28,480✔
45	pPool->node.pnext = &pPool->pTail;	28,480✔
46	pPool->node.size = size;	28,480✔
47
48	*ppPool = pPool;	28,480✔
49	return 0;	28,480✔
50	}
51
52	static void vnodeBufPoolDestroy(SVBufPool *pPool) {	28,489✔
53	vnodeBufPoolReset(pPool);	28,489✔
54	(void)taosThreadMutexDestroy(&pPool->mutex);	28,491✔
55	taosMemoryFree(pPool->node.data);	28,491!
56	taosMemoryFree(pPool);	28,491!
57	}	28,490✔
58
59	int vnodeOpenBufPool(SVnode *pVnode) {	9,497✔
60	int64_t size = pVnode->config.szBuf / VNODE_BUFPOOL_SEGMENTS;	9,497✔
61
62	for (int i = 0; i < VNODE_BUFPOOL_SEGMENTS; i++) {	37,981✔
63	// create pool
64	int32_t code;
65	if ((code = vnodeBufPoolCreate(pVnode, i, size, &pVnode->aBufPool[i]))) {	28,485!
66	vError("vgId:%d, failed to open vnode buffer pool since %s", TD_VID(pVnode), tstrerror(terrno));	×
67	vnodeCloseBufPool(pVnode);	×
68	return code;	×
69	}
70
71	// add to free list
72	pVnode->aBufPool[i]->freeNext = pVnode->freeList;	28,484✔
73	pVnode->freeList = pVnode->aBufPool[i];	28,484✔
74	}
75
76	vDebug("vgId:%d, vnode buffer pool is opened, size:%" PRId64, TD_VID(pVnode), size);	9,496✔
77	return 0;	9,496✔
78	}
79
80	void vnodeCloseBufPool(SVnode *pVnode) {	9,495✔
81	for (int32_t i = 0; i < VNODE_BUFPOOL_SEGMENTS; i++) {	37,985✔
82	if (pVnode->aBufPool[i]) {	28,490!
83	vnodeBufPoolDestroy(pVnode->aBufPool[i]);	28,490✔
84	pVnode->aBufPool[i] = NULL;	28,490✔
85	}
86	}
87
88	vDebug("vgId:%d, vnode buffer pool is closed", TD_VID(pVnode));	9,495✔
89	}	9,496✔
90
91	void vnodeBufPoolReset(SVBufPool *pPool) {	42,731✔
92	if (pPool->nQuery != 0) {	42,731!
93	vError("vgId:%d, buffer pool %p of id %d has %d queries, reset it may cause problem", TD_VID(pPool->pVnode), pPool,	×
94	pPool->id, pPool->nQuery);
95	}
96
97	for (SVBufPoolNode *pNode = pPool->pTail; pNode->prev; pNode = pPool->pTail) {	1,151,836✔
98	pNode->prev->pnext = &pPool->pTail;	1,109,103✔
99	pPool->pTail = pNode->prev;	1,109,103✔
100	pPool->size = pPool->size - sizeof(*pNode) - pNode->size;	1,109,103✔
101	taosMemoryFree(pNode);	1,109,103!
102	}
103
104	pPool->size = 0;	42,733✔
105	pPool->ptr = pPool->node.data;	42,733✔
106	}	42,733✔
107
108	void vnodeBufPoolMallocAligned(SVBufPool pPool, int size) {	139,485,737✔
109	SVBufPoolNode *pNode;
110	void *p = NULL;	139,485,737✔
111	uint8_t *ptr = NULL;	139,485,737✔
112	int paddingLen = 0;	139,485,737✔
113
114	if (pPool == NULL) {	139,485,737!
115	terrno = TSDB_CODE_INVALID_PARA;	×
116	return NULL;	×
117	}
118
119	ptr = pPool->ptr;	139,485,737✔
120	paddingLen = (((long)ptr + 7) & ~7) - (long)ptr;	139,485,737✔
121
122	if (pPool->node.size >= pPool->ptr - pPool->node.data + size + paddingLen) {	139,485,737✔
123	// allocate from the anchor node
124	p = pPool->ptr + paddingLen;	138,389,239✔
125	size += paddingLen;	138,389,239✔
126	pPool->ptr = pPool->ptr + size;	138,389,239✔
127	pPool->size += size;	138,389,239✔
128	} else {
129	// allocate a new node
130	pNode = taosMemoryMalloc(sizeof(*pNode) + size);	1,096,498!
131	if (pNode == NULL) {	1,109,103!
132	return NULL;	×
133	}
134	pNode->data = (uint8_t *)&pNode[1];	1,109,103✔
135
136	p = pNode->data;	1,109,103✔
137	pNode->size = size;	1,109,103✔
138	pNode->prev = pPool->pTail;	1,109,103✔
139	pNode->pnext = &pPool->pTail;	1,109,103✔
140	pPool->pTail->pnext = &pNode->prev;	1,109,103✔
141	pPool->pTail = pNode;	1,109,103✔
142
143	pPool->size = pPool->size + sizeof(*pNode) + size;	1,109,103✔
144	}
145	return p;	139,498,342✔
146	}
147
148	void vnodeBufPoolMalloc(SVBufPool pPool, int size) {	14,844✔
149	SVBufPoolNode *pNode;
150	void *p = NULL;	14,844✔
151
152	if (pPool == NULL) {	14,844!
153	terrno = TSDB_CODE_INVALID_PARA;	×
154	return NULL;	×
155	}
156
157	if (pPool->node.size >= pPool->ptr - pPool->node.data + size) {	14,844!
158	// allocate from the anchor node
159	p = pPool->ptr;	14,844✔
160	pPool->ptr = pPool->ptr + size;	14,844✔
161	pPool->size += size;	14,844✔
162	} else {
163	// allocate a new node
164	pNode = taosMemoryMalloc(sizeof(*pNode) + size);	×
165	if (pNode == NULL) {	×
166	return NULL;	×
167	}
168	pNode->data = (uint8_t *)&pNode[1];	×
169
170	p = pNode->data;	×
171	pNode->size = size;	×
172	pNode->prev = pPool->pTail;	×
173	pNode->pnext = &pPool->pTail;	×
174	pPool->pTail->pnext = &pNode->prev;	×
175	pPool->pTail = pNode;	×
176
177	pPool->size = pPool->size + sizeof(*pNode) + size;	×
178	}
179	return p;	14,844✔
180	}
181
182	void vnodeBufPoolFree(SVBufPool pPool, void p) {	184,838✔
183	// uint8_t ptr = (uint8_t )p;
184	// SVBufPoolNode *pNode;
185
186	// if (ptr < pPool->node.data \|\| ptr >= pPool->node.data + pPool->node.size) {
187	// pNode = &((SVBufPoolNode *)p)[-1];
188	// *pNode->pnext = pNode->prev;
189	// pNode->prev->pnext = pNode->pnext;
190
191	// pPool->size = pPool->size - sizeof(*pNode) - pNode->size;
192	// taosMemoryFree(pNode);
193	// }
194	}	184,838✔
195
196	void vnodeBufPoolRef(SVBufPool *pPool) {	23,734✔
197	int32_t nRef = atomic_fetch_add_32(&pPool->nRef, 1);	23,734✔
198	if (nRef <= 0) {	23,737!
199	vError("vgId:%d, buffer pool %p of id %d is referenced by %d", TD_VID(pPool->pVnode), pPool, pPool->id, nRef);	×
200	}
201	}	23,737✔
202
203	static void vnodeBufPoolResize(SVBufPool *pPool, int64_t size) {	×
204	if (pPool == NULL) return;	×
205
206	uint8_t *pDataNew = taosMemoryMalloc(size);	×
207	if (pDataNew == NULL) {	×
208	vError("vgId:%d, %s failed at %s:%d since %s", TD_VID(pPool->pVnode), __func__, __FILE__, __LINE__,	×
209	tstrerror(terrno));
210	return;	×
211	}
212
213	// Apply change
214	int64_t oldSize = pPool->node.size;	×
215	taosMemoryFree(pPool->node.data);	×
216	pPool->node.data = pDataNew;	×
217	pPool->node.size = size;	×
218
219	vInfo("vgId:%d, buffer pool %d resized from %" PRId64 " to %" PRId64, TD_VID(pPool->pVnode), pPool->id, oldSize,	×
220	size);
221	return;	×
222	}
223
224	void vnodeBufPoolAddToFreeList(SVBufPool *pPool) {	14,242✔
225	SVnode *pVnode = pPool->pVnode;	14,242✔
226
227	int64_t size = pVnode->config.szBuf / VNODE_BUFPOOL_SEGMENTS;	14,242✔
228	if (pPool->node.size != size) {	14,242!
229	vnodeBufPoolResize(pPool, size);	×
230	}
231
232	// add to free list
233	vDebug("vgId:%d, buffer pool %p of id %d is added to free list", TD_VID(pVnode), pPool, pPool->id);	14,242✔
234	vnodeBufPoolReset(pPool);	14,242✔
235	pPool->freeNext = pVnode->freeList;	14,242✔
236	pVnode->freeList = pPool;	14,242✔
237	(void)taosThreadCondSignal(&pVnode->poolNotEmpty);	14,242✔
238	}	14,242✔
239
240	void vnodeBufPoolUnRef(SVBufPool *pPool, bool proactive) {	23,739✔
241	if (pPool == NULL) return;	23,739!
242
243	SVnode *pVnode = pPool->pVnode;	23,739✔
244
245	if (proactive) {	23,739!
246	(void)taosThreadMutexLock(&pVnode->mutex);	23,739✔
247	}
248
249	if (atomic_sub_fetch_32(&pPool->nRef, 1) > 0) goto _exit;	23,739✔
250
251	// remove from recycle queue or on-recycle position
252	if (pVnode->onRecycle == pPool) {	72!
253	pVnode->onRecycle = NULL;	×
254	} else {
255	if (pPool->recyclePrev) {	72!
256	pPool->recyclePrev->recycleNext = pPool->recycleNext;	×
257	} else {
258	pVnode->recycleHead = pPool->recycleNext;	72✔
259	}
260
261	if (pPool->recycleNext) {	72!
262	pPool->recycleNext->recyclePrev = pPool->recyclePrev;	×
263	} else {
264	pVnode->recycleTail = pPool->recyclePrev;	72✔
265	}
266	pPool->recyclePrev = pPool->recycleNext = NULL;	72✔
267	}
268
269	vnodeBufPoolAddToFreeList(pPool);	72✔
270
271	_exit:	23,739✔
272	if (proactive) {	23,739!
273	(void)taosThreadMutexUnlock(&pVnode->mutex);	23,739✔
274	}
275	return;	23,739✔
276	}
277
278	void vnodeBufPoolRegisterQuery(SVBufPool pPool, SQueryNode pQNode) {	294,374✔
279	(void)taosThreadMutexLock(&pPool->mutex);	294,374✔
280
281	pQNode->pNext = pPool->qList.pNext;	294,464✔
282	pQNode->ppNext = &pPool->qList.pNext;	294,464✔
283	pPool->qList.pNext->ppNext = &pQNode->pNext;	294,464✔
284	pPool->qList.pNext = pQNode;	294,464✔
285	pPool->nQuery++;	294,464✔
286
287	(void)taosThreadMutexUnlock(&pPool->mutex);	294,464✔
288	}	294,449✔
289
290	void vnodeBufPoolDeregisterQuery(SVBufPool pPool, SQueryNode pQNode, bool proactive) {	294,463✔
291	int32_t code = 0;	294,463✔
292
293	if (proactive) {	294,463!
294	(void)taosThreadMutexLock(&pPool->mutex);	294,466✔
295	}
296
297	pQNode->pNext->ppNext = pQNode->ppNext;	294,468✔
298	*pQNode->ppNext = pQNode->pNext;	294,468✔
299	pPool->nQuery--;	294,468✔
300
301	if (proactive) {	294,468!
302	(void)taosThreadMutexUnlock(&pPool->mutex);	294,471✔
303	}
304	}	294,463✔
305
306	int32_t vnodeBufPoolRecycle(SVBufPool *pPool) {	×
307	int32_t code = 0;	×
308
309	SVnode *pVnode = pPool->pVnode;	×
310
311	vDebug("vgId:%d, recycle buffer pool %p of id %d", TD_VID(pVnode), pPool, pPool->id);	×
312
313	(void)taosThreadMutexLock(&pPool->mutex);	×
314
315	SQueryNode *pNode = pPool->qList.pNext;	×
316	while (pNode != &pPool->qList) {	×
317	SQueryNode *pTNode = pNode->pNext;	×
318
319	int32_t rc = pNode->reseek(pNode->pQHandle);	×
320	if (rc == 0 \|\| rc == TSDB_CODE_VND_QUERY_BUSY) {	×
321	pNode = pTNode;	×
322	} else {
323	code = rc;	×
324	goto _exit;	×
325	}
326	}
327
328	_exit:	×
329	(void)taosThreadMutexUnlock(&pPool->mutex);	×
330	return code;	×
331	}

taosdata / TDengine / #4822

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