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author | Björn-Egil Dahlberg <[email protected]> | 2010-07-22 17:55:28 +0200 |
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committer | Patrik Nyblom <[email protected]> | 2010-08-12 14:55:43 +0200 |
commit | 7664e3ac07f51522b464e550e6012056d4ab45d5 (patch) | |
tree | b6f66bea0aa23c2276d2cb7fef4b4d24b2e2c8c8 /erts/emulator/beam/erl_message.h | |
parent | d3f229d4f311c218d6a92f575f63feb3a02eb68c (diff) | |
download | otp-7664e3ac07f51522b464e550e6012056d4ab45d5.tar.gz otp-7664e3ac07f51522b464e550e6012056d4ab45d5.tar.bz2 otp-7664e3ac07f51522b464e550e6012056d4ab45d5.zip |
Increase vheap counter to Uint64
This will reduce the risk of integer wrapping in bin vheap counting.
The vheap size series will now use the golden ratio instead of doubling
and fibonacci sequences.
OTP #8730
Diffstat (limited to 'erts/emulator/beam/erl_message.h')
-rw-r--r-- | erts/emulator/beam/erl_message.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h index 55ea92860a..5aca0db6fe 100644 --- a/erts/emulator/beam/erl_message.h +++ b/erts/emulator/beam/erl_message.h @@ -37,9 +37,13 @@ struct erl_off_heap_header { struct erl_off_heap_header* next; }; +#define OH_OVERHEAD(oh, size) do { \ + (oh)->overhead += size; \ +} while(0) + typedef struct erl_off_heap { struct erl_off_heap_header* first; - int overhead; /* Administrative overhead (used to force GC). */ + Uint64 overhead; /* Administrative overhead (used to force GC). */ } ErlOffHeap; #include "external.h" |