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| author | Michael Anthony Knyszek <mknyszek@google.com> | 2020-08-03 19:23:30 +0000 |
|---|---|---|
| committer | Michael Knyszek <mknyszek@google.com> | 2020-10-26 18:10:04 +0000 |
| commit | ad863ba32a2ede207d708fa15897e9de1d14dd87 (patch) | |
| tree | 0518562dcb6a69d0ab8243b1c1cfa5c2553ce40e /src/runtime/malloc.go | |
| parent | 39e335ac0618044bbd8ed2fca5e5b3583d8c444e (diff) | |
| download | go-ad863ba32a2ede207d708fa15897e9de1d14dd87.tar.gz go-ad863ba32a2ede207d708fa15897e9de1d14dd87.zip | |
runtime: break down memstats.gc_sys
This change breaks apart gc_sys into three distinct pieces. Two of those
pieces are pieces which come from heap_sys since they're allocated from
the page heap. The rest comes from memory mapped from e.g.
persistentalloc which better fits the purpose of a sysMemStat. Also,
rename gc_sys to gcMiscSys.
Change-Id: I098789170052511e7b31edbcdc9a53e5c24573f7
Reviewed-on: https://go-review.googlesource.com/c/go/+/246973
Run-TryBot: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Diffstat (limited to 'src/runtime/malloc.go')
| -rw-r--r-- | src/runtime/malloc.go | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go index 27d678d917..ee22bad58c 100644 --- a/src/runtime/malloc.go +++ b/src/runtime/malloc.go @@ -743,9 +743,9 @@ mapped: throw("arena already initialized") } var r *heapArena - r = (*heapArena)(h.heapArenaAlloc.alloc(unsafe.Sizeof(*r), sys.PtrSize, &memstats.gc_sys)) + r = (*heapArena)(h.heapArenaAlloc.alloc(unsafe.Sizeof(*r), sys.PtrSize, &memstats.gcMiscSys)) if r == nil { - r = (*heapArena)(persistentalloc(unsafe.Sizeof(*r), sys.PtrSize, &memstats.gc_sys)) + r = (*heapArena)(persistentalloc(unsafe.Sizeof(*r), sys.PtrSize, &memstats.gcMiscSys)) if r == nil { throw("out of memory allocating heap arena metadata") } @@ -757,7 +757,7 @@ mapped: if size == 0 { size = physPageSize } - newArray := (*notInHeap)(persistentalloc(size, sys.PtrSize, &memstats.gc_sys)) + newArray := (*notInHeap)(persistentalloc(size, sys.PtrSize, &memstats.gcMiscSys)) if newArray == nil { throw("out of memory allocating allArenas") } |