Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 1 | #define JEMALLOC_WITNESS_C_ |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 2 | #include "jemalloc/internal/jemalloc_internal.h" |
| 3 | |
| 4 | void |
| 5 | witness_init(witness_t *witness, const char *name, witness_rank_t rank, |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 6 | witness_comp_t *comp, void *opaque) { |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 7 | witness->name = name; |
| 8 | witness->rank = rank; |
| 9 | witness->comp = comp; |
Jason Evans | e75e9be | 2016-04-17 12:55:10 -0700 | [diff] [blame] | 10 | witness->opaque = opaque; |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 11 | } |
| 12 | |
| 13 | #ifdef JEMALLOC_JET |
| 14 | #undef witness_lock_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 15 | #define witness_lock_error JEMALLOC_N(n_witness_lock_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 16 | #endif |
Jason Evans | 73d3d58 | 2016-05-11 15:33:28 -0700 | [diff] [blame] | 17 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 18 | witness_lock_error(const witness_list_t *witnesses, const witness_t *witness) { |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 19 | witness_t *w; |
| 20 | |
| 21 | malloc_printf("<jemalloc>: Lock rank order reversal:"); |
| 22 | ql_foreach(w, witnesses, link) { |
| 23 | malloc_printf(" %s(%u)", w->name, w->rank); |
| 24 | } |
| 25 | malloc_printf(" %s(%u)\n", witness->name, witness->rank); |
| 26 | abort(); |
| 27 | } |
| 28 | #ifdef JEMALLOC_JET |
| 29 | #undef witness_lock_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 30 | #define witness_lock_error JEMALLOC_N(witness_lock_error) |
Jason Evans | 0fc1317 | 2016-05-11 16:14:20 -0700 | [diff] [blame] | 31 | witness_lock_error_t *witness_lock_error = JEMALLOC_N(n_witness_lock_error); |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 32 | #endif |
| 33 | |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 34 | #ifdef JEMALLOC_JET |
| 35 | #undef witness_owner_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 36 | #define witness_owner_error JEMALLOC_N(n_witness_owner_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 37 | #endif |
Jason Evans | 73d3d58 | 2016-05-11 15:33:28 -0700 | [diff] [blame] | 38 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 39 | witness_owner_error(const witness_t *witness) { |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 40 | malloc_printf("<jemalloc>: Should own %s(%u)\n", witness->name, |
| 41 | witness->rank); |
| 42 | abort(); |
| 43 | } |
| 44 | #ifdef JEMALLOC_JET |
| 45 | #undef witness_owner_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 46 | #define witness_owner_error JEMALLOC_N(witness_owner_error) |
Jason Evans | 0fc1317 | 2016-05-11 16:14:20 -0700 | [diff] [blame] | 47 | witness_owner_error_t *witness_owner_error = JEMALLOC_N(n_witness_owner_error); |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 48 | #endif |
| 49 | |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 50 | #ifdef JEMALLOC_JET |
| 51 | #undef witness_not_owner_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 52 | #define witness_not_owner_error JEMALLOC_N(n_witness_not_owner_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 53 | #endif |
Jason Evans | 73d3d58 | 2016-05-11 15:33:28 -0700 | [diff] [blame] | 54 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 55 | witness_not_owner_error(const witness_t *witness) { |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 56 | malloc_printf("<jemalloc>: Should not own %s(%u)\n", witness->name, |
| 57 | witness->rank); |
| 58 | abort(); |
| 59 | } |
| 60 | #ifdef JEMALLOC_JET |
| 61 | #undef witness_not_owner_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 62 | #define witness_not_owner_error JEMALLOC_N(witness_not_owner_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 63 | witness_not_owner_error_t *witness_not_owner_error = |
Jason Evans | 0fc1317 | 2016-05-11 16:14:20 -0700 | [diff] [blame] | 64 | JEMALLOC_N(n_witness_not_owner_error); |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 65 | #endif |
| 66 | |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 67 | #ifdef JEMALLOC_JET |
| 68 | #undef witness_lockless_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 69 | #define witness_lockless_error JEMALLOC_N(n_witness_lockless_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 70 | #endif |
Jason Evans | 73d3d58 | 2016-05-11 15:33:28 -0700 | [diff] [blame] | 71 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 72 | witness_lockless_error(const witness_list_t *witnesses) { |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 73 | witness_t *w; |
| 74 | |
| 75 | malloc_printf("<jemalloc>: Should not own any locks:"); |
| 76 | ql_foreach(w, witnesses, link) { |
| 77 | malloc_printf(" %s(%u)", w->name, w->rank); |
| 78 | } |
| 79 | malloc_printf("\n"); |
| 80 | abort(); |
| 81 | } |
| 82 | #ifdef JEMALLOC_JET |
| 83 | #undef witness_lockless_error |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 84 | #define witness_lockless_error JEMALLOC_N(witness_lockless_error) |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 85 | witness_lockless_error_t *witness_lockless_error = |
Jason Evans | 0fc1317 | 2016-05-11 16:14:20 -0700 | [diff] [blame] | 86 | JEMALLOC_N(n_witness_lockless_error); |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 87 | #endif |
| 88 | |
| 89 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 90 | witnesses_cleanup(tsd_t *tsd) { |
Jason Evans | c1e00ef | 2016-05-10 22:21:10 -0700 | [diff] [blame] | 91 | witness_assert_lockless(tsd_tsdn(tsd)); |
Jason Evans | b2c0d63 | 2016-04-13 23:36:15 -0700 | [diff] [blame] | 92 | |
| 93 | /* Do nothing. */ |
| 94 | } |
Jason Evans | 174c0c3 | 2016-04-25 23:14:40 -0700 | [diff] [blame] | 95 | |
| 96 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 97 | witness_prefork(tsd_t *tsd) { |
Jason Evans | 174c0c3 | 2016-04-25 23:14:40 -0700 | [diff] [blame] | 98 | tsd_witness_fork_set(tsd, true); |
| 99 | } |
| 100 | |
| 101 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 102 | witness_postfork_parent(tsd_t *tsd) { |
Jason Evans | 174c0c3 | 2016-04-25 23:14:40 -0700 | [diff] [blame] | 103 | tsd_witness_fork_set(tsd, false); |
| 104 | } |
Jason Evans | 108c4a1 | 2016-04-26 10:47:22 -0700 | [diff] [blame] | 105 | |
| 106 | void |
Jason Evans | c4c2592 | 2017-01-15 16:56:30 -0800 | [diff] [blame] | 107 | witness_postfork_child(tsd_t *tsd) { |
Jason Evans | 108c4a1 | 2016-04-26 10:47:22 -0700 | [diff] [blame] | 108 | #ifndef JEMALLOC_MUTEX_INIT_CB |
| 109 | witness_list_t *witnesses; |
| 110 | |
| 111 | witnesses = tsd_witnessesp_get(tsd); |
| 112 | ql_new(witnesses); |
| 113 | #endif |
| 114 | tsd_witness_fork_set(tsd, false); |
| 115 | } |