GCC Code Coverage Report


Directory: cvmfs/
File: cvmfs/ingestion/item_mem.cc
Date: 2025-10-26 02:35:25
Exec Total Coverage
Lines: 45 46 97.8%
Branches: 34 50 68.0%

Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "item_mem.h"
6
7 #include <cassert>
8 #include <cstdlib>
9
10 #include "util/concurrency.h"
11 #include "util/exception.h"
12
13 atomic_int64 ItemAllocator::total_allocated_ = 0;
14
15
16 14619624 void ItemAllocator::Free(void *ptr) {
17 14619624 const MutexLockGuard guard(lock_);
18
19 14660612 MallocArena *M = MallocArena::GetMallocArena(ptr, kArenaSize);
20
1/2
✓ Branch 1 taken 14660612 times.
✗ Branch 2 not taken.
14660612 M->Free(ptr);
21 14660612 const unsigned N = malloc_arenas_.size();
22
6/6
✓ Branch 0 taken 2892996 times.
✓ Branch 1 taken 11767616 times.
✓ Branch 3 taken 74 times.
✓ Branch 4 taken 2892922 times.
✓ Branch 5 taken 74 times.
✓ Branch 6 taken 14660538 times.
14660612 if ((N > 1) && M->IsEmpty()) {
23
1/2
✓ Branch 0 taken 110 times.
✗ Branch 1 not taken.
110 for (unsigned i = 0; i < N; ++i) {
24
2/2
✓ Branch 1 taken 74 times.
✓ Branch 2 taken 36 times.
110 if (malloc_arenas_[i] == M) {
25
1/2
✓ Branch 1 taken 74 times.
✗ Branch 2 not taken.
74 delete malloc_arenas_[i];
26 74 atomic_xadd64(&total_allocated_, -static_cast<int>(kArenaSize));
27
1/2
✓ Branch 4 taken 74 times.
✗ Branch 5 not taken.
74 malloc_arenas_.erase(malloc_arenas_.begin() + i);
28 74 idx_last_arena_ = 0;
29 74 return;
30 }
31 }
32 PANIC(NULL);
33 }
34
2/2
✓ Branch 1 taken 14649430 times.
✓ Branch 2 taken 902 times.
14660612 }
35
36
37 1566 ItemAllocator::ItemAllocator() : idx_last_arena_(0) {
38 1566 const int retval = pthread_mutex_init(&lock_, NULL);
39
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1566 times.
1566 assert(retval == 0);
40
41
3/6
✓ Branch 1 taken 1566 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 1566 times.
✗ Branch 5 not taken.
✓ Branch 7 taken 1566 times.
✗ Branch 8 not taken.
1566 malloc_arenas_.push_back(new MallocArena(kArenaSize));
42 1566 atomic_xadd64(&total_allocated_, kArenaSize);
43 1566 }
44
45
46 1565 ItemAllocator::~ItemAllocator() {
47
2/2
✓ Branch 1 taken 1565 times.
✓ Branch 2 taken 1565 times.
3130 for (unsigned i = 0; i < malloc_arenas_.size(); ++i) {
48 1565 atomic_xadd64(&total_allocated_, -static_cast<int>(kArenaSize));
49
1/2
✓ Branch 1 taken 1565 times.
✗ Branch 2 not taken.
1565 delete malloc_arenas_[i];
50 }
51 1565 pthread_mutex_destroy(&lock_);
52 1565 }
53
54
55 14594304 void *ItemAllocator::Malloc(unsigned size) {
56 14594304 const MutexLockGuard guard(lock_);
57
58
1/2
✓ Branch 2 taken 14660612 times.
✗ Branch 3 not taken.
14660612 void *p = malloc_arenas_[idx_last_arena_]->Malloc(size);
59
2/2
✓ Branch 0 taken 14660484 times.
✓ Branch 1 taken 128 times.
14660612 if (p != NULL)
60 14660484 return p;
61 128 const unsigned N = malloc_arenas_.size();
62
2/2
✓ Branch 0 taken 164 times.
✓ Branch 1 taken 74 times.
238 for (unsigned i = 0; i < N; ++i) {
63
1/2
✓ Branch 2 taken 164 times.
✗ Branch 3 not taken.
164 p = malloc_arenas_[i]->Malloc(size);
64
2/2
✓ Branch 0 taken 54 times.
✓ Branch 1 taken 110 times.
164 if (p != NULL) {
65 54 idx_last_arena_ = i;
66 54 return p;
67 }
68 }
69 74 idx_last_arena_ = N;
70
2/4
✓ Branch 1 taken 74 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 74 times.
✗ Branch 5 not taken.
74 MallocArena *M = new MallocArena(kArenaSize);
71 74 atomic_xadd64(&total_allocated_, kArenaSize);
72
1/2
✓ Branch 1 taken 74 times.
✗ Branch 2 not taken.
74 malloc_arenas_.push_back(M);
73
1/2
✓ Branch 1 taken 74 times.
✗ Branch 2 not taken.
74 p = M->Malloc(size);
74
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 74 times.
74 assert(p != NULL);
75 74 return p;
76 14660612 }
77