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-rw-r--r--erts/emulator/beam/erl_process.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index 59da9c1779..12a919bc87 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -918,6 +918,15 @@ struct ErtsPendingSuspend_ {
# define BIN_OLD_VHEAP_SZ(p) (p)->bin_old_vheap_sz
# define BIN_OLD_VHEAP(p) (p)->bin_old_vheap
+# define MAX_HEAP_SIZE_GET(p) ((p)->max_heap_size >> 2)
+# define MAX_HEAP_SIZE_SET(p, sz) ((p)->max_heap_size = ((sz) << 2) | \
+ MAX_HEAP_SIZE_FLAGS_GET(p))
+# define MAX_HEAP_SIZE_FLAGS_GET(p) ((p)->max_heap_size & 0x3)
+# define MAX_HEAP_SIZE_FLAGS_SET(p, flags) ((p)->max_heap_size = flags | \
+ ((p)->max_heap_size & ~0x3))
+# define MAX_HEAP_SIZE_KILL 1
+# define MAX_HEAP_SIZE_LOG 2
+
struct process {
ErtsPTabElementCommon common; /* *Need* to be first in struct */
@@ -935,6 +944,7 @@ struct process {
Uint heap_sz; /* Size of heap in words */
Uint min_heap_size; /* Minimum size of heap (in words). */
Uint min_vheap_size; /* Minimum size of virtual heap (in words). */
+ Uint max_heap_size; /* Maximum size of heap (in words). */
#if !defined(NO_FPE_SIGNALS) || defined(HIPE)
volatile unsigned long fp_exception;
@@ -1285,6 +1295,8 @@ typedef struct {
Uint min_vheap_size; /* Minimum virtual heap size */
int priority; /* Priority for process. */
Uint16 max_gen_gcs; /* Maximum number of gen GCs before fullsweep. */
+ Uint max_heap_size; /* Maximum heap size in words */
+ Uint max_heap_flags; /* Maximum heap flags (kill | log) */
int scheduler;
} ErlSpawnOpts;