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libgo-noext.diff
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diff -r bb70e852004f libgo/runtime/chan.goc
--- a/libgo/runtime/chan.goc Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/chan.goc Fri Apr 03 17:31:02 2015 -0700
@@ -111,7 +111,7 @@
mysg.releasetime = -1;
}
- runtime_lock(c);
+ runtime_lock(&c->lock);
if(c->closed)
goto closed;
@@ -120,7 +120,7 @@
sg = dequeue(&c->recvq);
if(sg != nil) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
gp = sg->g;
gp->param = sg;
@@ -133,7 +133,7 @@
}
if(!block) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return false;
}
@@ -142,10 +142,10 @@
mysg.selectdone = nil;
g->param = nil;
enqueue(&c->sendq, &mysg);
- runtime_parkunlock(c, "chan send");
+ runtime_parkunlock(&c->lock, "chan send");
if(g->param == nil) {
- runtime_lock(c);
+ runtime_lock(&c->lock);
if(!c->closed)
runtime_throw("chansend: spurious wakeup");
goto closed;
@@ -162,16 +162,16 @@
if(c->qcount >= c->dataqsiz) {
if(!block) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return false;
}
mysg.g = g;
mysg.elem = nil;
mysg.selectdone = nil;
enqueue(&c->sendq, &mysg);
- runtime_parkunlock(c, "chan send");
+ runtime_parkunlock(&c->lock, "chan send");
- runtime_lock(c);
+ runtime_lock(&c->lock);
goto asynch;
}
@@ -183,18 +183,18 @@
sg = dequeue(&c->recvq);
if(sg != nil) {
gp = sg->g;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(sg->releasetime)
sg->releasetime = runtime_cputicks();
runtime_ready(gp);
} else
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(mysg.releasetime > 0)
runtime_blockevent(mysg.releasetime - t0, 2);
return true;
closed:
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_panicstring("send on closed channel");
return false; // not reached
}
@@ -232,7 +232,7 @@
mysg.releasetime = -1;
}
- runtime_lock(c);
+ runtime_lock(&c->lock);
if(c->dataqsiz > 0)
goto asynch;
@@ -241,7 +241,7 @@
sg = dequeue(&c->sendq);
if(sg != nil) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(ep != nil)
runtime_memmove(ep, sg->elem, c->elemsize);
@@ -257,7 +257,7 @@
}
if(!block) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return false;
}
@@ -266,10 +266,10 @@
mysg.selectdone = nil;
g->param = nil;
enqueue(&c->recvq, &mysg);
- runtime_parkunlock(c, "chan receive");
+ runtime_parkunlock(&c->lock, "chan receive");
if(g->param == nil) {
- runtime_lock(c);
+ runtime_lock(&c->lock);
if(!c->closed)
runtime_throw("chanrecv: spurious wakeup");
goto closed;
@@ -287,7 +287,7 @@
goto closed;
if(!block) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(received != nil)
*received = false;
return false;
@@ -296,9 +296,9 @@
mysg.elem = nil;
mysg.selectdone = nil;
enqueue(&c->recvq, &mysg);
- runtime_parkunlock(c, "chan receive");
+ runtime_parkunlock(&c->lock, "chan receive");
- runtime_lock(c);
+ runtime_lock(&c->lock);
goto asynch;
}
@@ -312,12 +312,12 @@
sg = dequeue(&c->sendq);
if(sg != nil) {
gp = sg->g;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(sg->releasetime)
sg->releasetime = runtime_cputicks();
runtime_ready(gp);
} else
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(received != nil)
*received = true;
@@ -330,7 +330,7 @@
runtime_memclr(ep, c->elemsize);
if(received != nil)
*received = false;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
if(mysg.releasetime > 0)
runtime_blockevent(mysg.releasetime - t0, 2);
return true;
@@ -604,7 +604,7 @@
c0 = sel->lockorder[i];
if(c0 && c0 != c) {
c = sel->lockorder[i];
- runtime_lock(c);
+ runtime_lock(&c->lock);
}
}
}
@@ -632,7 +632,7 @@
c = sel->lockorder[i];
if(i>0 && sel->lockorder[i-1] == c)
continue; // will unlock it on the next iteration
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
}
}
@@ -1017,9 +1017,9 @@
if(runtime_gcwaiting())
runtime_gosched();
- runtime_lock(c);
+ runtime_lock(&c->lock);
if(c->closed) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_panicstring("close of closed channel");
}
c->closed = true;
@@ -1048,7 +1048,7 @@
runtime_ready(gp);
}
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
}
void
diff -r bb70e852004f libgo/runtime/chan.h
--- a/libgo/runtime/chan.h Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/chan.h Fri Apr 03 17:31:02 2015 -0700
@@ -39,7 +39,7 @@
uintgo recvx; // receive index
WaitQ recvq; // list of recv waiters
WaitQ sendq; // list of send waiters
- Lock;
+ Lock lock;
};
// Buffer follows Hchan immediately in memory.
diff -r bb70e852004f libgo/runtime/heapdump.c
--- a/libgo/runtime/heapdump.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/heapdump.c Fri Apr 03 17:31:02 2015 -0700
@@ -387,7 +387,7 @@
if(sp->kind != KindSpecialFinalizer)
continue;
spf = (SpecialFinalizer*)sp;
- p = (byte*)((s->start << PageShift) + spf->offset);
+ p = (byte*)((s->start << PageShift) + spf->special.offset);
dumpfinalizer(p, spf->fn, spf->ft, spf->ot);
}
}
@@ -566,7 +566,7 @@
if(sp->kind != KindSpecialProfile)
continue;
spp = (SpecialProfile*)sp;
- p = (byte*)((s->start << PageShift) + spp->offset);
+ p = (byte*)((s->start << PageShift) + spp->special.offset);
dumpint(TagAllocSample);
dumpint((uintptr)p);
dumpint((uintptr)spp->b);
diff -r bb70e852004f libgo/runtime/malloc.goc
--- a/libgo/runtime/malloc.goc Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/malloc.goc Fri Apr 03 17:31:02 2015 -0700
@@ -429,9 +429,9 @@
m->mcache->local_nlookup++;
if (sizeof(void*) == 4 && m->mcache->local_nlookup >= (1<<30)) {
// purge cache stats to prevent overflow
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
runtime_purgecachedstats(m->mcache);
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
}
s = runtime_MHeap_LookupMaybe(&runtime_mheap, v);
@@ -728,7 +728,7 @@
static struct
{
- Lock;
+ Lock lock;
byte* pos;
byte* end;
} persistent;
@@ -757,19 +757,19 @@
align = 8;
if(size >= PersistentAllocMaxBlock)
return runtime_SysAlloc(size, stat);
- runtime_lock(&persistent);
+ runtime_lock(&persistent.lock);
persistent.pos = (byte*)ROUND((uintptr)persistent.pos, align);
if(persistent.pos + size > persistent.end) {
persistent.pos = runtime_SysAlloc(PersistentAllocChunk, &mstats.other_sys);
if(persistent.pos == nil) {
- runtime_unlock(&persistent);
+ runtime_unlock(&persistent.lock);
runtime_throw("runtime: cannot allocate memory");
}
persistent.end = persistent.pos + PersistentAllocChunk;
}
p = persistent.pos;
persistent.pos += size;
- runtime_unlock(&persistent);
+ runtime_unlock(&persistent.lock);
if(stat != &mstats.other_sys) {
// reaccount the allocation against provided stat
runtime_xadd64(stat, size);
diff -r bb70e852004f libgo/runtime/malloc.h
--- a/libgo/runtime/malloc.h Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/malloc.h Fri Apr 03 17:31:02 2015 -0700
@@ -390,7 +390,7 @@
typedef struct SpecialFinalizer SpecialFinalizer;
struct SpecialFinalizer
{
- Special;
+ Special special;
FuncVal* fn;
const FuncType* ft;
const PtrType* ot;
@@ -401,7 +401,7 @@
typedef struct SpecialProfile SpecialProfile;
struct SpecialProfile
{
- Special;
+ Special special;
Bucket* b;
};
@@ -458,7 +458,7 @@
// Central list of free objects of a given size.
struct MCentral
{
- Lock;
+ Lock lock;
int32 sizeclass;
MSpan nonempty; // list of spans with a free object
MSpan empty; // list of spans with no free objects (or cached in an MCache)
@@ -476,7 +476,7 @@
// but all the other global data is here too.
struct MHeap
{
- Lock;
+ Lock lock;
MSpan free[MaxMHeapList]; // free lists of given length
MSpan freelarge; // free lists length >= MaxMHeapList
MSpan busy[MaxMHeapList]; // busy lists of large objects of given length
@@ -505,7 +505,7 @@
// spaced CacheLineSize bytes apart, so that each MCentral.Lock
// gets its own cache line.
struct {
- MCentral;
+ MCentral mcentral;
byte pad[64];
} central[NumSizeClasses];
diff -r bb70e852004f libgo/runtime/mcache.c
--- a/libgo/runtime/mcache.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/mcache.c Fri Apr 03 17:31:02 2015 -0700
@@ -23,9 +23,9 @@
MCache *c;
int32 i;
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
c = runtime_FixAlloc_Alloc(&runtime_mheap.cachealloc);
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
runtime_memclr((byte*)c, sizeof(*c));
for(i = 0; i < NumSizeClasses; i++)
c->alloc[i] = &emptymspan;
@@ -44,10 +44,10 @@
runtime_freemcache(MCache *c)
{
runtime_MCache_ReleaseAll(c);
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
runtime_purgecachedstats(c);
runtime_FixAlloc_Free(&runtime_mheap.cachealloc, c);
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
}
// Gets a span that has a free object in it and assigns it
@@ -64,19 +64,19 @@
if(s->freelist != nil)
runtime_throw("refill on a nonempty span");
if(s != &emptymspan)
- runtime_MCentral_UncacheSpan(&runtime_mheap.central[sizeclass], s);
+ runtime_MCentral_UncacheSpan(&runtime_mheap.central[sizeclass].mcentral, s);
// Push any explicitly freed objects to the central lists.
// Not required, but it seems like a good time to do it.
l = &c->free[sizeclass];
if(l->nlist > 0) {
- runtime_MCentral_FreeList(&runtime_mheap.central[sizeclass], l->list);
+ runtime_MCentral_FreeList(&runtime_mheap.central[sizeclass].mcentral, l->list);
l->list = nil;
l->nlist = 0;
}
// Get a new cached span from the central lists.
- s = runtime_MCentral_CacheSpan(&runtime_mheap.central[sizeclass]);
+ s = runtime_MCentral_CacheSpan(&runtime_mheap.central[sizeclass].mcentral);
if(s == nil)
runtime_throw("out of memory");
if(s->freelist == nil) {
@@ -102,7 +102,7 @@
// We transfer a span at a time from MCentral to MCache,
// so we'll do the same in the other direction.
if(l->nlist >= (runtime_class_to_allocnpages[sizeclass]<<PageShift)/size) {
- runtime_MCentral_FreeList(&runtime_mheap.central[sizeclass], l->list);
+ runtime_MCentral_FreeList(&runtime_mheap.central[sizeclass].mcentral, l->list);
l->list = nil;
l->nlist = 0;
}
@@ -118,12 +118,12 @@
for(i=0; i<NumSizeClasses; i++) {
s = c->alloc[i];
if(s != &emptymspan) {
- runtime_MCentral_UncacheSpan(&runtime_mheap.central[i], s);
+ runtime_MCentral_UncacheSpan(&runtime_mheap.central[i].mcentral, s);
c->alloc[i] = &emptymspan;
}
l = &c->free[i];
if(l->nlist > 0) {
- runtime_MCentral_FreeList(&runtime_mheap.central[i], l->list);
+ runtime_MCentral_FreeList(&runtime_mheap.central[i].mcentral, l->list);
l->list = nil;
l->nlist = 0;
}
diff -r bb70e852004f libgo/runtime/mcentral.c
--- a/libgo/runtime/mcentral.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/mcentral.c Fri Apr 03 17:31:02 2015 -0700
@@ -39,14 +39,14 @@
int32 cap, n;
uint32 sg;
- runtime_lock(c);
+ runtime_lock(&c->lock);
sg = runtime_mheap.sweepgen;
retry:
for(s = c->nonempty.next; s != &c->nonempty; s = s->next) {
if(s->sweepgen == sg-2 && runtime_cas(&s->sweepgen, sg-2, sg-1)) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_MSpan_Sweep(s);
- runtime_lock(c);
+ runtime_lock(&c->lock);
// the span could have been moved to heap, retry
goto retry;
}
@@ -65,9 +65,9 @@
runtime_MSpanList_Remove(s);
// swept spans are at the end of the list
runtime_MSpanList_InsertBack(&c->empty, s);
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_MSpan_Sweep(s);
- runtime_lock(c);
+ runtime_lock(&c->lock);
// the span could be moved to nonempty or heap, retry
goto retry;
}
@@ -82,7 +82,7 @@
// Replenish central list if empty.
if(!MCentral_Grow(c)) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return nil;
}
goto retry;
@@ -98,7 +98,7 @@
runtime_MSpanList_Remove(s);
runtime_MSpanList_InsertBack(&c->empty, s);
s->incache = true;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return s;
}
@@ -109,7 +109,7 @@
MLink *v;
int32 cap, n;
- runtime_lock(c);
+ runtime_lock(&c->lock);
s->incache = false;
@@ -135,7 +135,7 @@
runtime_MSpanList_Remove(s);
runtime_MSpanList_Insert(&c->nonempty, s);
}
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
}
// Free the list of objects back into the central free list c.
@@ -145,12 +145,12 @@
{
MLink *next;
- runtime_lock(c);
+ runtime_lock(&c->lock);
for(; start != nil; start = next) {
next = start->next;
MCentral_Free(c, start);
}
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
}
// Helper: free one object back into the central free list.
@@ -193,7 +193,7 @@
// If s is completely freed, return it to the heap.
if(s->ref == 0) {
MCentral_ReturnToHeap(c, s); // unlocks c
- runtime_lock(c);
+ runtime_lock(&c->lock);
}
}
@@ -206,7 +206,7 @@
{
if(s->incache)
runtime_throw("freespan into cached span");
- runtime_lock(c);
+ runtime_lock(&c->lock);
// Move to nonempty if necessary.
if(s->freelist == nil) {
@@ -227,7 +227,7 @@
runtime_atomicstore(&s->sweepgen, runtime_mheap.sweepgen);
if(s->ref != 0) {
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
return false;
}
@@ -260,12 +260,12 @@
byte *p;
MSpan *s;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_MGetSizeClassInfo(c->sizeclass, &size, &npages, &n);
s = runtime_MHeap_Alloc(&runtime_mheap, npages, c->sizeclass, 0, 1);
if(s == nil) {
// TODO(rsc): Log out of memory
- runtime_lock(c);
+ runtime_lock(&c->lock);
return false;
}
@@ -282,7 +282,7 @@
*tailp = nil;
runtime_markspan((byte*)(s->start<<PageShift), size, n, size*n < (s->npages<<PageShift));
- runtime_lock(c);
+ runtime_lock(&c->lock);
c->nfree += n;
runtime_MSpanList_Insert(&c->nonempty, s);
return true;
@@ -301,7 +301,7 @@
if(s->ref != 0)
runtime_throw("ref wrong");
c->nfree -= (s->npages << PageShift) / size;
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
runtime_unmarkspan((byte*)(s->start<<PageShift), s->npages<<PageShift);
runtime_MHeap_Free(&runtime_mheap, s, 0);
}
diff -r bb70e852004f libgo/runtime/mgc0.c
--- a/libgo/runtime/mgc0.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/mgc0.c Fri Apr 03 17:31:02 2015 -0700
@@ -225,7 +225,7 @@
Note alldone;
ParFor *markfor;
- Lock;
+ Lock lock;
byte *chunk;
uintptr nchunk;
} work __attribute__((aligned(8)));
@@ -1337,7 +1337,7 @@
// retain everything it points to.
spf = (SpecialFinalizer*)sp;
// A finalizer can be set for an inner byte of an object, find object beginning.
- p = (void*)((s->start << PageShift) + spf->offset/s->elemsize*s->elemsize);
+ p = (void*)((s->start << PageShift) + spf->special.offset/s->elemsize*s->elemsize);
enqueue1(&wbuf, (Obj){p, s->elemsize, 0});
enqueue1(&wbuf, (Obj){(void*)&spf->fn, PtrSize, 0});
enqueue1(&wbuf, (Obj){(void*)&spf->ft, PtrSize, 0});
@@ -1378,7 +1378,7 @@
b = (Workbuf*)runtime_lfstackpop(&work.empty);
if(b == nil) {
// Need to allocate.
- runtime_lock(&work);
+ runtime_lock(&work.lock);
if(work.nchunk < sizeof *b) {
work.nchunk = 1<<20;
work.chunk = runtime_SysAlloc(work.nchunk, &mstats.gc_sys);
@@ -1388,7 +1388,7 @@
b = (Workbuf*)work.chunk;
work.chunk += sizeof *b;
work.nchunk -= sizeof *b;
- runtime_unlock(&work);
+ runtime_unlock(&work.lock);
}
b->nobj = 0;
return b;
@@ -1802,7 +1802,7 @@
c->local_nsmallfree[cl] += nfree;
c->local_cachealloc -= nfree * size;
runtime_xadd64(&mstats.next_gc, -(uint64)(nfree * size * (gcpercent + 100)/100));
- res = runtime_MCentral_FreeSpan(&runtime_mheap.central[cl], s, nfree, head.next, end);
+ res = runtime_MCentral_FreeSpan(&runtime_mheap.central[cl].mcentral, s, nfree, head.next, end);
//MCentral_FreeSpan updates sweepgen
}
return res;
@@ -2147,10 +2147,10 @@
return;
if(gcpercent == GcpercentUnknown) { // first time through
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
if(gcpercent == GcpercentUnknown)
gcpercent = readgogc();
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
}
if(gcpercent < 0)
return;
@@ -2423,7 +2423,7 @@
// Pass back: pauses, last gc (absolute time), number of gc, total pause ns.
p = (uint64*)pauses->array;
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
n = mstats.numgc;
if(n > nelem(mstats.pause_ns))
n = nelem(mstats.pause_ns);
@@ -2438,7 +2438,7 @@
p[n] = mstats.last_gc;
p[n+1] = mstats.numgc;
p[n+2] = mstats.pause_total_ns;
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
pauses->__count = n+3;
}
@@ -2446,14 +2446,14 @@
runtime_setgcpercent(int32 in) {
int32 out;
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
if(gcpercent == GcpercentUnknown)
gcpercent = readgogc();
out = gcpercent;
if(in < 0)
in = -1;
gcpercent = in;
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
return out;
}
diff -r bb70e852004f libgo/runtime/mheap.c
--- a/libgo/runtime/mheap.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/mheap.c Fri Apr 03 17:31:02 2015 -0700
@@ -70,7 +70,7 @@
runtime_MSpanList_Init(&h->freelarge);
runtime_MSpanList_Init(&h->busylarge);
for(i=0; i<nelem(h->central); i++)
- runtime_MCentral_Init(&h->central[i], i);
+ runtime_MCentral_Init(&h->central[i].mcentral, i);
}
void
@@ -109,9 +109,9 @@
runtime_MSpanList_Remove(s);
// swept spans are at the end of the list
runtime_MSpanList_InsertBack(list, s);
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
n += runtime_MSpan_Sweep(s);
- runtime_lock(h);
+ runtime_lock(&h->lock);
if(n >= npages)
return n;
// the span could have been moved elsewhere
@@ -156,7 +156,7 @@
}
// Now sweep everything that is not yet swept.
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
for(;;) {
n = runtime_sweepone();
if(n == (uintptr)-1) // all spans are swept
@@ -165,7 +165,7 @@
if(reclaimed >= npage)
break;
}
- runtime_lock(h);
+ runtime_lock(&h->lock);
}
// Allocate a new span of npage pages from the heap
@@ -175,7 +175,7 @@
{
MSpan *s;
- runtime_lock(h);
+ runtime_lock(&h->lock);
mstats.heap_alloc += runtime_m()->mcache->local_cachealloc;
runtime_m()->mcache->local_cachealloc = 0;
s = MHeap_AllocLocked(h, npage, sizeclass);
@@ -191,7 +191,7 @@
runtime_MSpanList_InsertBack(&h->busylarge, s);
}
}
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
if(s != nil) {
if(needzero && s->needzero)
runtime_memclr((byte*)(s->start<<PageShift), s->npages<<PageShift);
@@ -386,7 +386,7 @@
void
runtime_MHeap_Free(MHeap *h, MSpan *s, int32 acct)
{
- runtime_lock(h);
+ runtime_lock(&h->lock);
mstats.heap_alloc += runtime_m()->mcache->local_cachealloc;
runtime_m()->mcache->local_cachealloc = 0;
mstats.heap_inuse -= s->npages<<PageShift;
@@ -395,7 +395,7 @@
mstats.heap_objects--;
}
MHeap_FreeLocked(h, s);
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
}
static void
@@ -548,10 +548,10 @@
runtime_noteclear(¬e);
runtime_notetsleepg(¬e, tick);
- runtime_lock(h);
+ runtime_lock(&h->lock);
unixnow = runtime_unixnanotime();
if(unixnow - mstats.last_gc > forcegc) {
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
// The scavenger can not block other goroutines,
// otherwise deadlock detector can fire spuriously.
// GC blocks other goroutines via the runtime_worldsema.
@@ -561,11 +561,11 @@
runtime_notetsleepg(¬e, -1);
if(runtime_debug.gctrace > 0)
runtime_printf("scvg%d: GC forced\n", k);
- runtime_lock(h);
+ runtime_lock(&h->lock);
}
now = runtime_nanotime();
scavenge(k, now, limit);
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
}
}
@@ -575,9 +575,9 @@
runtime_debug_freeOSMemory(void)
{
runtime_gc(2); // force GC and do eager sweep
- runtime_lock(&runtime_mheap);
+ runtime_lock(&runtime_mheap.lock);
scavenge(-1, ~(uintptr)0, 0);
- runtime_unlock(&runtime_mheap);
+ runtime_unlock(&runtime_mheap.lock);
}
// Initialize a new span with the given start and npages.
@@ -752,11 +752,11 @@
runtime_lock(&runtime_mheap.speciallock);
s = runtime_FixAlloc_Alloc(&runtime_mheap.specialfinalizeralloc);
runtime_unlock(&runtime_mheap.speciallock);
- s->kind = KindSpecialFinalizer;
+ s->special.kind = KindSpecialFinalizer;
s->fn = f;
s->ft = ft;
s->ot = ot;
- if(addspecial(p, s))
+ if(addspecial(p, &s->special))
return true;
// There was an old finalizer
@@ -789,9 +789,9 @@
runtime_lock(&runtime_mheap.speciallock);
s = runtime_FixAlloc_Alloc(&runtime_mheap.specialprofilealloc);
runtime_unlock(&runtime_mheap.speciallock);
- s->kind = KindSpecialProfile;
+ s->special.kind = KindSpecialProfile;
s->b = b;
- if(!addspecial(p, s))
+ if(!addspecial(p, &s->special))
runtime_throw("setprofilebucket: profile already set");
}
@@ -879,14 +879,14 @@
// remove the span from whatever list it is in now
if(s->sizeclass > 0) {
// must be in h->central[x].empty
- c = &h->central[s->sizeclass];
- runtime_lock(c);
+ c = &h->central[s->sizeclass].mcentral;
+ runtime_lock(&c->lock);
runtime_MSpanList_Remove(s);
- runtime_unlock(c);
- runtime_lock(h);
+ runtime_unlock(&c->lock);
+ runtime_lock(&h->lock);
} else {
// must be in h->busy/busylarge
- runtime_lock(h);
+ runtime_lock(&h->lock);
runtime_MSpanList_Remove(s);
}
// heap is locked now
@@ -933,18 +933,18 @@
// place the span into a new list
if(s->sizeclass > 0) {
- runtime_unlock(h);
- c = &h->central[s->sizeclass];
- runtime_lock(c);
+ runtime_unlock(&h->lock);
+ c = &h->central[s->sizeclass].mcentral;
+ runtime_lock(&c->lock);
// swept spans are at the end of the list
runtime_MSpanList_InsertBack(&c->empty, s);
- runtime_unlock(c);
+ runtime_unlock(&c->lock);
} else {
// Swept spans are at the end of lists.
if(s->npages < nelem(h->free))
runtime_MSpanList_InsertBack(&h->busy[s->npages], s);
else
runtime_MSpanList_InsertBack(&h->busylarge, s);
- runtime_unlock(h);
+ runtime_unlock(&h->lock);
}
}
diff -r bb70e852004f libgo/runtime/netpoll.goc
--- a/libgo/runtime/netpoll.goc Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/netpoll.goc Fri Apr 03 17:31:02 2015 -0700
@@ -53,7 +53,7 @@
// pollReset, pollWait, pollWaitCanceled and runtime_netpollready (IO rediness notification)
// proceed w/o taking the lock. So closing, rg, rd, wg and wd are manipulated
// in a lock-free way by all operations.
- Lock; // protectes the following fields
+ Lock lock; // protectes the following fields
uintptr fd;
bool closing;
uintptr seq; // protects from stale timers and ready notifications
@@ -68,7 +68,7 @@
static struct
{
- Lock;
+ Lock lock;
PollDesc* first;
// PollDesc objects must be type-stable,
// because we can get ready notification from epoll/kqueue
@@ -100,7 +100,7 @@
func runtime_pollOpen(fd uintptr) (pd *PollDesc, errno int) {
pd = allocPollDesc();
- runtime_lock(pd);
+ runtime_lock(&pd->lock);
if(pd->wg != nil && pd->wg != READY)
runtime_throw("runtime_pollOpen: blocked write on free descriptor");
if(pd->rg != nil && pd->rg != READY)
@@ -112,7 +112,7 @@
pd->rd = 0;
pd->wg = nil;
pd->wd = 0;
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
errno = runtime_netpollopen(fd, pd);
}
@@ -125,10 +125,10 @@
if(pd->rg != nil && pd->rg != READY)
runtime_throw("runtime_pollClose: blocked read on closing descriptor");
runtime_netpollclose(pd->fd);
- runtime_lock(&pollcache);
+ runtime_lock(&pollcache.lock);
pd->link = pollcache.first;
pollcache.first = pd;
- runtime_unlock(&pollcache);
+ runtime_unlock(&pollcache.lock);
}
func runtime_pollReset(pd *PollDesc, mode int) (err int) {
@@ -169,9 +169,9 @@
func runtime_pollSetDeadline(pd *PollDesc, d int64, mode int) {
G *rg, *wg;
- runtime_lock(pd);
+ runtime_lock(&pd->lock);
if(pd->closing) {
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
return;
}
pd->seq++; // invalidate current timers
@@ -226,7 +226,7 @@
rg = netpollunblock(pd, 'r', false);
if(pd->wd < 0)
wg = netpollunblock(pd, 'w', false);
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
if(rg)
runtime_ready(rg);
if(wg)
@@ -236,7 +236,7 @@
func runtime_pollUnblock(pd *PollDesc) {
G *rg, *wg;
- runtime_lock(pd);
+ runtime_lock(&pd->lock);
if(pd->closing)
runtime_throw("runtime_pollUnblock: already closing");
pd->closing = true;
@@ -252,7 +252,7 @@
runtime_deltimer(&pd->wt);
pd->wt.fv = nil;
}
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
if(rg)
runtime_ready(rg);
if(wg)
@@ -280,13 +280,13 @@
void
runtime_netpolllock(PollDesc *pd)
{
- runtime_lock(pd);
+ runtime_lock(&pd->lock);
}
void
runtime_netpollunlock(PollDesc *pd)
{
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
}
// make pd ready, newly runnable goroutines (if any) are enqueued info gpp list
@@ -399,12 +399,12 @@
pd = (PollDesc*)arg.data;
rg = wg = nil;
- runtime_lock(pd);
+ runtime_lock(&pd->lock);
// Seq arg is seq when the timer was set.
// If it's stale, ignore the timer event.
if(seq != pd->seq) {
// The descriptor was reused or timers were reset.
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
return;
}
if(read) {
@@ -421,7 +421,7 @@
runtime_atomicstorep(&pd->wt.fv, nil); // full memory barrier between store to wd and load of wg in netpollunblock
wg = netpollunblock(pd, 'w', false);
}
- runtime_unlock(pd);
+ runtime_unlock(&pd->lock);
if(rg)
runtime_ready(rg);
if(wg)
@@ -452,7 +452,7 @@
PollDesc *pd;
uint32 i, n;
- runtime_lock(&pollcache);
+ runtime_lock(&pollcache.lock);
if(pollcache.first == nil) {
n = PollBlockSize/sizeof(*pd);
if(n == 0)
@@ -467,6 +467,6 @@
}
pd = pollcache.first;
pollcache.first = pd->link;
- runtime_unlock(&pollcache);
+ runtime_unlock(&pollcache.lock);
return pd;
}
diff -r bb70e852004f libgo/runtime/proc.c
--- a/libgo/runtime/proc.c Fri Jan 16 13:28:21 2015 -0800
+++ b/libgo/runtime/proc.c Fri Apr 03 17:31:02 2015 -0700
@@ -302,7 +302,7 @@
typedef struct Sched Sched;
struct Sched {
- Lock;
+ Lock lock;
uint64 goidgen;
M* midle; // idle m's waiting for work
@@ -709,7 +709,7 @@