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This commit is contained in:
Russ Cox 2008-01-30 10:30:45 -05:00
commit 54dd92bebc
12 changed files with 50 additions and 48 deletions
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3
src/cmd/delatex.lx
View file

@ -54,9 +54,9 @@ main(int argc, char **argv)
{
int i;
BEGIN Normal; /* Starts yylex off in the right state */
if (argc==1) {
yyin = stdin;
BEGIN Normal; /* Starts yylex off in the right state */
yylex();
}
else for (i=1; i<argc; i++) {
@ -65,6 +65,7 @@ main(int argc, char **argv)
fprintf(stderr,"can't open %s\n",argv[i]);
exit(1);
}
BEGIN Normal; /* Starts yylex off in the right state */
yylex();
}
exit(0);

5
src/cmd/venti/srv/bloom.c
View file

@ -198,7 +198,6 @@ int
inbloomfilter(Bloom *b, u8int *score)
{
int r;
uint ms;
if(b == nil || b->data == nil)
return 1;
@ -206,12 +205,10 @@ inbloomfilter(Bloom *b, u8int *score)
if(ignorebloom)
return 1;
ms = msec();
rlock(&b->lk);
r = _inbloomfilter(b, score);
runlock(&b->lk);
ms = ms - msec();
addstat2(StatBloomLookup, 1, StatBloomLookupTime, ms);
addstat(StatBloomLookup, 1);
if(r)
addstat(StatBloomMiss, 1);
else

1
src/cmd/venti/srv/dat.h
View file

@ -637,7 +637,6 @@ enum
StatBloomLookup,
StatBloomOnes,
StatBloomBits,
StatBloomLookupTime,
StatApartRead,
StatApartReadBytes,

22
src/cmd/venti/srv/dcache.c
View file

@ -101,7 +101,7 @@ initdcache(u32int mem)
dcache.mem = MKNZ(u8int, (nblocks+1+128) * blocksize);
last = nil;
p = (u8int*)(((ulong)dcache.mem+blocksize-1)&~(ulong)(blocksize-1));
p = (u8int*)(((uintptr)dcache.mem+blocksize-1)&~(uintptr)(blocksize-1));
for(i = 0; i < nblocks; i++){
b = &dcache.blocks[i];
b->data = &p[i * blocksize];
@ -134,16 +134,12 @@ DBlock*
getdblock(Part *part, u64int addr, int mode)
{
DBlock *b;
uint ms;
ms = msec();
b = _getdblock(part, addr, mode, 1);
if(mode == OREAD || mode == ORDWR)
addstat(StatDcacheRead, 1);
if(mode == OWRITE || mode == ORDWR)
addstat(StatDcacheWrite, 1);
ms = msec() - ms;
addstat2(StatDcacheLookup, 1, StatDcacheLookupTime, ms);
return b;
}
@ -151,12 +147,15 @@ DBlock*
_getdblock(Part *part, u64int addr, int mode, int load)
{
DBlock *b;
u32int h, size;
u32int h, size, ms;
ms = 0;
trace(TraceBlock, "getdblock enter %s 0x%llux", part->name, addr);
size = part->blocksize;
if(size > dcache.size){
seterr(EAdmin, "block size %d too big for cache with size %d", size, dcache.size);
if(load)
addstat(StatDcacheLookup, 1);
return nil;
}
h = pbhash(addr);
@ -169,7 +168,7 @@ again:
for(b = dcache.heads[h]; b != nil; b = b->next){
if(b->part == part && b->addr == addr){
if(load)
addstat(StatDcacheHit, 1);
addstat2(StatDcacheHit, 1, StatDcacheLookup, 1);
goto found;
}
}
@ -183,7 +182,12 @@ again:
return nil;
}
addstat(StatDcacheMiss, 1);
/*
* Only start timer here, on cache miss - calling msec() on plain cache hits
* makes cache hits system-call bound.
*/
ms = msec();
addstat2(StatDcacheLookup, 1, StatDcacheMiss, 1);
b = bumpdblock();
if(b == nil){
@ -272,6 +276,8 @@ found:
b->mode = mode;
trace(TraceBlock, "getdblock exit");
if(ms)
addstat(StatDcacheLookupTime, msec() - ms);
return b;
}

3
src/cmd/venti/srv/disksched.c
View file

@ -80,7 +80,8 @@ void
diskaccess(int level)
{
if(level < 0 || level >= nelem(lasttime)){
fprint(2, "bad level in diskaccess; caller=%lux\n", getcallerpc(&level));
fprint(2, "bad level in diskaccess; caller=%#p\n",
getcallerpc(&level));
return;
}
lasttime[level] = time(0);

1
src/cmd/venti/srv/httpd.c
View file

@ -915,7 +915,6 @@ static char* graphname[] =
"bloomlookup",
"bloomones",
"bloombits",
"bloomlookuptime",
"apartread",
"apartreadbyte",

37
src/cmd/venti/srv/icache.c
View file

@ -250,6 +250,8 @@ scachemiss(u64int addr)
{
ISum *s;
if(!icacheprefetch)
return nil;
s = scachelookup(addr);
if(s == nil){
/* first time: make an entry in the cache but don't populate it yet */
@ -439,32 +441,27 @@ insertscore(u8int score[VtScoreSize], IAddr *ia, int state, AState *as)
return 0;
}
static int
lookupscore_untimed(u8int score[VtScoreSize], int type, IAddr *ia)
{
IEntry d;
if(icachelookup(score, type, ia) >= 0)
return 0;
addstat(StatIcacheFill, 1);
if(loadientry(mainindex, score, type, &d) < 0)
return -1;
insertscore(score, &d.ia, IEClean, nil);
*ia = d.ia;
return 0;
}
int
lookupscore(u8int score[VtScoreSize], int type, IAddr *ia)
{
int ms, ret;
IEntry d;
if(icachelookup(score, type, ia) >= 0){
addstat(StatIcacheRead, 1);
return 0;
}
ms = msec();
ret = lookupscore_untimed(score, type, ia);
ms = msec() - ms;
addstat2(StatIcacheRead, 1, StatIcacheReadTime, ms);
addstat(StatIcacheFill, 1);
if(loadientry(mainindex, score, type, &d) < 0)
ret = -1;
else{
ret = 0;
insertscore(score, &d.ia, IEClean, nil);
*ia = d.ia;
}
addstat2(StatIcacheRead, 1, StatIcacheReadTime, msec() - ms);
return ret;
}

2
src/cmd/venti/srv/icachewrite.c
View file

@ -217,7 +217,7 @@ icachewriteproc(void *v)
bsize = 1<<is->blocklog;
buf = emalloc(Bufsize+bsize);
buf = (u8int*)(((ulong)buf+bsize-1)&~(ulong)(bsize-1));
buf = (u8int*)(((uintptr)buf+bsize-1)&~(uintptr)(bsize-1));
for(;;){
trace(TraceProc, "icachewriteproc recv");

7
src/cmd/venti/srv/lumpcache.c
View file

@ -71,7 +71,7 @@ lookuplump(u8int *score, int type)
Lump *b;
u32int h;
ms = msec();
ms = 0;
trace(TraceLump, "lookuplump enter");
h = hashbits(score, HashLog);
@ -112,6 +112,9 @@ again:
CHECK(checklumpcache());
}
/* start timer on cache miss to avoid system call on cache hit */
ms = msec();
addstat(StatLcacheMiss, 1);
b = lumpcache.free;
lumpcache.free = b->next;
@ -151,7 +154,7 @@ found:
addstat(StatLumpStall, -1);
trace(TraceLump, "lookuplump exit");
addstat2(StatLcacheRead, 1, StatLcacheReadTime, msec()-ms);
addstat2(StatLcacheRead, 1, StatLcacheReadTime, ms ? msec()-ms : 0);
return b;
}

1
src/cmd/venti/srv/stats.c
View file

@ -70,7 +70,6 @@ Statdesc statdesc[NStat] =
{ "bloom filter lookups", },
{ "bloom filter ones", },
{ "bloom filter bits", },
{ "bloom filter lookup time", },
{ "arena block reads", },
{ "arena block read bytes", },

8
src/cmd/venti/srv/utils.c
View file

@ -151,7 +151,7 @@ emalloc(ulong n)
}
memset(p, 0xa5, n);
setmalloctag(p, getcallerpc(&n));
if(0)print("emalloc %p-%p by %lux\n", p, (char*)p+n, getcallerpc(&n));
if(0)print("emalloc %p-%p by %#p\n", p, (char*)p+n, getcallerpc(&n));
return p;
}
@ -168,7 +168,7 @@ ezmalloc(ulong n)
}
memset(p, 0, n);
setmalloctag(p, getcallerpc(&n));
if(0)print("ezmalloc %p-%p by %lux\n", p, (char*)p+n, getcallerpc(&n));
if(0)print("ezmalloc %p-%p by %#p\n", p, (char*)p+n, getcallerpc(&n));
return p;
}
@ -182,7 +182,7 @@ erealloc(void *p, ulong n)
sysfatal("out of memory allocating %lud", n);
}
setrealloctag(p, getcallerpc(&p));
if(0)print("erealloc %p-%p by %lux\n", p, (char*)p+n, getcallerpc(&p));
if(0)print("erealloc %p-%p by %#p\n", p, (char*)p+n, getcallerpc(&p));
return p;
}
@ -196,7 +196,7 @@ estrdup(char *s)
t = emalloc(n);
memmove(t, s, n);
setmalloctag(t, getcallerpc(&s));
if(0)print("estrdup %p-%p by %lux\n", t, (char*)t+n, getcallerpc(&s));
if(0)print("estrdup %p-%p by %#p\n", t, (char*)t+n, getcallerpc(&s));
return t;
}

6
src/cmd/xd.c
View file

@ -11,7 +11,7 @@ int swizzle;
int flush;
int abase=2;
int xd(char *, int);
void xprint(char *, long);
void xprint(char *, ulong);
void initarg(void), swizz(void);
enum{
Narg=10
@ -297,7 +297,7 @@ fmt2(char *f)
{
int i;
for(i=0; i<ndata; i+=sizeof(unsigned long))
xprint(f, (data[i]<<24)|(data[i+1]<<16)|(data[i+2]<<8)|data[i+3]);
xprint(f, (u32int)((data[i]<<24)|(data[i+1]<<16)|(data[i+2]<<8)|data[i+3]));
}
void
@ -346,7 +346,7 @@ fmtc(char *f)
}
void
xprint(char *fmt, long d)
xprint(char *fmt, ulong d)
{
if(Bprint(&bout, fmt, d)<0){
fprint(2, "xd: i/o error\n");