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| author | Ondřej Surý <ondrej@sury.org> | 2011-08-03 16:54:30 +0200 |
|---|---|---|
| committer | Ondřej Surý <ondrej@sury.org> | 2011-08-03 16:54:30 +0200 |
| commit | 28592ee1ea1f5cdffcf85472f9de0285d928cf12 (patch) | |
| tree | 32944e18b23f7fe4a0818a694aa2a6dfb1835463 /src/pkg/runtime/linux/mem.c | |
| parent | e836bee4716dc0d4d913537ad3ad1925a7ac32d0 (diff) | |
| download | golang-upstream/59.tar.gz | |
Imported Upstream version 59upstream/59
Diffstat (limited to 'src/pkg/runtime/linux/mem.c')
| -rw-r--r-- | src/pkg/runtime/linux/mem.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/pkg/runtime/linux/mem.c b/src/pkg/runtime/linux/mem.c index 38ca7e4a0..ad0fac6d3 100644 --- a/src/pkg/runtime/linux/mem.c +++ b/src/pkg/runtime/linux/mem.c @@ -91,6 +91,9 @@ runtime·SysMap(void *v, uintptr n) if(p != v && addrspace_free(v, n)) { // On some systems, mmap ignores v without // MAP_FIXED, so retry if the address space is free. + if(p > (void*)4096) { + runtime·munmap(p, n); + } p = runtime·mmap(v, n, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_ANON|MAP_FIXED|MAP_PRIVATE, -1, 0); } if(p == (void*)ENOMEM) |