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| author | Dmitriy Vyukov <dvyukov@google.com> | 2013-05-28 22:14:47 +0400 |
|---|---|---|
| committer | Dmitriy Vyukov <dvyukov@google.com> | 2013-05-28 22:14:47 +0400 |
| commit | 8bbb08533dab0dcf627db0b76ba65c3fb9b1d682 (patch) | |
| tree | ba5ba2fd1edb5cbce11b235bd21eeadabc65f0b6 /src/pkg/runtime/panic.c | |
| parent | 671814b9044bebd9f5801cf83df74acbdf31d732 (diff) | |
| download | go-8bbb08533dab0dcf627db0b76ba65c3fb9b1d682.tar.xz | |
runtime: make mheap statically allocated again
This depends on: 9791044: runtime: allocate page table lazily
Once page table is moved out of heap, the heap becomes small.
This removes unnecessary dereferences during heap access.
No logical changes.
R=golang-dev, khr
CC=golang-dev
https://golang.org/cl/9802043
Diffstat (limited to 'src/pkg/runtime/panic.c')
| -rw-r--r-- | src/pkg/runtime/panic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/pkg/runtime/panic.c b/src/pkg/runtime/panic.c index d0cf3ad6f9..ecce93ff16 100644 --- a/src/pkg/runtime/panic.c +++ b/src/pkg/runtime/panic.c @@ -384,7 +384,7 @@ nomatch: void runtime·startpanic(void) { - if(runtime·mheap == 0 || runtime·mheap->cachealloc.size == 0) { // very early + if(runtime·mheap.cachealloc.size == 0) { // very early runtime·printf("runtime: panic before malloc heap initialized\n"); m->mallocing = 1; // tell rest of panic not to try to malloc } else if(m->mcache == nil) // can happen if called from signal handler or throw |