1368c31abSDavid du Colombier #include "stdinc.h"
2368c31abSDavid du Colombier #include "dat.h"
3368c31abSDavid du Colombier #include "fns.h"
4368c31abSDavid du Colombier
5*f9e1cf08SDavid du Colombier static int
syncarenaindex(Arena * arena,u64int a0)6*f9e1cf08SDavid du Colombier syncarenaindex(Arena *arena, u64int a0)
7368c31abSDavid du Colombier {
8*f9e1cf08SDavid du Colombier int ok;
9*f9e1cf08SDavid du Colombier u32int clump;
10*f9e1cf08SDavid du Colombier u64int a;
11*f9e1cf08SDavid du Colombier ClumpInfo ci;
12368c31abSDavid du Colombier IAddr ia;
13*f9e1cf08SDavid du Colombier AState as;
14368c31abSDavid du Colombier
15*f9e1cf08SDavid du Colombier if(arena->diskstats.clumps == arena->memstats.clumps)
16*f9e1cf08SDavid du Colombier return 0;
17368c31abSDavid du Colombier
18*f9e1cf08SDavid du Colombier memset(&as, 0, sizeof as);
19*f9e1cf08SDavid du Colombier as.arena = arena;
20*f9e1cf08SDavid du Colombier as.stats = arena->diskstats;
21*f9e1cf08SDavid du Colombier
22368c31abSDavid du Colombier ok = 0;
23*f9e1cf08SDavid du Colombier a = a0 + arena->diskstats.used;
24*f9e1cf08SDavid du Colombier for(clump=arena->diskstats.clumps; clump < arena->memstats.clumps; clump++){
25*f9e1cf08SDavid du Colombier if(readclumpinfo(arena, clump, &ci) < 0){
26*f9e1cf08SDavid du Colombier fprint(2, "%s: clump %d: cannot read clumpinfo\n",
27*f9e1cf08SDavid du Colombier arena->name, clump);
28368c31abSDavid du Colombier ok = -1;
29368c31abSDavid du Colombier break;
30368c31abSDavid du Colombier }
31368c31abSDavid du Colombier
32*f9e1cf08SDavid du Colombier ia.type = ci.type;
33*f9e1cf08SDavid du Colombier ia.size = ci.uncsize;
34*f9e1cf08SDavid du Colombier ia.addr = a;
35*f9e1cf08SDavid du Colombier ia.blocks = (ClumpSize + ci.size + (1 << ABlockLog) - 1) >> ABlockLog;
36*f9e1cf08SDavid du Colombier a += ClumpSize + ci.size;
37368c31abSDavid du Colombier
38*f9e1cf08SDavid du Colombier as.stats.used += ClumpSize + ci.size;
39*f9e1cf08SDavid du Colombier as.stats.uncsize += ia.size;
40*f9e1cf08SDavid du Colombier as.stats.clumps++;
41*f9e1cf08SDavid du Colombier if(ci.uncsize > ci.size)
42*f9e1cf08SDavid du Colombier as.stats.cclumps++;
43*f9e1cf08SDavid du Colombier as.aa = a;
44*f9e1cf08SDavid du Colombier insertscore(ci.score, &ia, IEDirty, &as);
45368c31abSDavid du Colombier }
46368c31abSDavid du Colombier flushdcache();
47368c31abSDavid du Colombier return ok;
48368c31abSDavid du Colombier }
49368c31abSDavid du Colombier
50368c31abSDavid du Colombier int
syncindex(Index * ix)51*f9e1cf08SDavid du Colombier syncindex(Index *ix)
52368c31abSDavid du Colombier {
53368c31abSDavid du Colombier Arena *arena;
54*f9e1cf08SDavid du Colombier int i, e, e1, ok;
55368c31abSDavid du Colombier
56368c31abSDavid du Colombier ok = 0;
57368c31abSDavid du Colombier for(i = 0; i < ix->narenas; i++){
58368c31abSDavid du Colombier trace(TraceProc, "syncindex start %d", i);
59368c31abSDavid du Colombier arena = ix->arenas[i];
60*f9e1cf08SDavid du Colombier e = syncarena(arena, TWID32, 1, 1);
61368c31abSDavid du Colombier e1 = e;
62368c31abSDavid du Colombier e1 &= ~(SyncHeader|SyncCIZero|SyncCIErr);
63*f9e1cf08SDavid du Colombier if(e & SyncHeader)
64368c31abSDavid du Colombier fprint(2, "arena %s: header is out-of-date\n", arena->name);
65*f9e1cf08SDavid du Colombier if(e1){
66*f9e1cf08SDavid du Colombier fprint(2, "arena %s: %x\n", arena->name, e1);
67368c31abSDavid du Colombier ok = -1;
68*f9e1cf08SDavid du Colombier continue;
69*f9e1cf08SDavid du Colombier }
70*f9e1cf08SDavid du Colombier flushdcache();
71368c31abSDavid du Colombier
72*f9e1cf08SDavid du Colombier if(arena->memstats.clumps == arena->diskstats.clumps)
73*f9e1cf08SDavid du Colombier continue;
74*f9e1cf08SDavid du Colombier
75*f9e1cf08SDavid du Colombier fprint(2, "%T %s: indexing %d clumps...\n",
76*f9e1cf08SDavid du Colombier arena->name,
77*f9e1cf08SDavid du Colombier arena->memstats.clumps - arena->diskstats.clumps);
78*f9e1cf08SDavid du Colombier
79*f9e1cf08SDavid du Colombier if(syncarenaindex(arena, ix->amap[i].start) < 0){
80*f9e1cf08SDavid du Colombier fprint(2, "arena %s: syncarenaindex: %r\n", arena->name);
81*f9e1cf08SDavid du Colombier ok = -1;
82*f9e1cf08SDavid du Colombier continue;
83368c31abSDavid du Colombier }
84*f9e1cf08SDavid du Colombier if(wbarena(arena) < 0){
85*f9e1cf08SDavid du Colombier fprint(2, "arena %s: wbarena: %r\n", arena->name);
86*f9e1cf08SDavid du Colombier ok = -1;
87*f9e1cf08SDavid du Colombier continue;
88368c31abSDavid du Colombier }
89368c31abSDavid du Colombier flushdcache();
90*f9e1cf08SDavid du Colombier delaykickicache();
91368c31abSDavid du Colombier }
92368c31abSDavid du Colombier return ok;
93368c31abSDavid du Colombier }
94