diff options
| -rw-r--r-- | docs/USAGE.md | 8 | ||||
| -rw-r--r-- | src/custommem.c | 4 |
2 files changed, 8 insertions, 4 deletions
diff --git a/docs/USAGE.md b/docs/USAGE.md index 5778a231..e2b6075e 100644 --- a/docs/USAGE.md +++ b/docs/USAGE.md @@ -303,6 +303,10 @@ Define x86_64 bash to launch script * XXX=yyyy will add XXX=yyyy env. var. and continue with BOX86_ENV2 ... until var doesn't exist +#### BOX64_RESERVE_HIGH +* 0 : Don't try to pe-reserve high memory (beyond 47bits) (Default) +* 1 : Try to reserve (without allocating it) memory beyond 47bits (seems unstable) + #### BOX64_JITGDB * * 0 : Just print the Segfault message on segfault (default) * 1 : Launch `gdb` when a segfault, bus error or illegal instruction signal is trapped, attached to the offending process and go in an endless loop, waiting. @@ -329,7 +333,3 @@ Those variables are only valid inside a rcfile: #### BOX64_EXIT * 0 : Nothing special * 1 : Just exit, don't try to run the program - -#### BOX64_RESERVE_HIGH -* 0 : Don't try to pe-reserve high memory (beyond 47bits) (Default) -* 1 : Try to reserve (without allocating it) memory beyond 47bits (seems unstable) diff --git a/src/custommem.c b/src/custommem.c index fb55ac2c..a5f4cf61 100644 --- a/src/custommem.c +++ b/src/custommem.c @@ -1631,7 +1631,11 @@ static void atfork_child_custommem(void) void reserveHighMem() { char* p = getenv("BOX64_RESERVE_HIGH"); + #ifdef ADLINK + if(p && p[0]=='0') + #else if(!p || p[0]=='0') + #endif return; // don't reserve by default intptr_t cur = 1LL<<47; mapmem_t* m = mapmem; |