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| author | Rickard Green <[email protected]> | 2018-08-08 20:04:39 +0200 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2018-08-09 15:08:06 +0200 |
| commit | 83ce2a8e8da4aab4578f589e6af6e5c93bcdaebe (patch) | |
| tree | f30e904588f359bb38b23561d807f3fc52abdf9c | |
| parent | db6059a9217767a6e42e93cec05089c0ec977d20 (diff) | |
| download | otp-83ce2a8e8da4aab4578f589e6af6e5c93bcdaebe.tar.gz otp-83ce2a8e8da4aab4578f589e6af6e5c93bcdaebe.tar.bz2 otp-83ce2a8e8da4aab4578f589e6af6e5c93bcdaebe.zip | |
Fix caching of NIF environment when executing dirty
| -rw-r--r-- | erts/emulator/beam/erl_nif.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 4e479c26ef..f8e964e2cf 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -409,8 +409,18 @@ static void full_flush_env(ErlNifEnv* env) static void full_cache_env(ErlNifEnv* env) { #ifdef ERTS_DIRTY_SCHEDULERS - if (env->proc->static_flags & ERTS_STC_FLG_SHADOW_PROC) + if (env->proc->static_flags & ERTS_STC_FLG_SHADOW_PROC) { erts_cache_dirty_shadow_proc(env->proc); + /* + * If shadow proc had heap fragments when flushed + * those have now been moved to the real proc. + * Ensure heap pointers do not point into a heap + * fragment on real proc... + */ + ASSERT(!env->proc->mbuf); + env->hp_end = HEAP_LIMIT(env->proc); + env->hp = HEAP_TOP(env->proc); + } #endif cache_env(env); } |