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reluctant gc will now wait until the sector has no free pages

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before erasing the sector.
This commit is contained in:
nvt-se 2009-04-13 22:26:31 +00:00
parent c0fb680f12
commit 3f205a1413
1 changed files with 6 additions and 2 deletions
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8
core/cfs/cfs-coffee.c
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@ -281,7 +281,11 @@ collect_garbage(int mode)
get_sector_status(sector, &stats);
PRINTF("Coffee: Sector %u has %u active, %u free, and %u obsolete pages.\n",
sector, (unsigned)stats.active, (unsigned)stats.free, (unsigned)stats.obsolete);
if(stats.active == 0 && stats.obsolete > 0) {
if(stats.active > 0) {
continue;
}
if((mode == GC_RELUCTANT && stats.free == 0) ||
(mode == GC_GREEDY && stats.obsolete > 0)) {
COFFEE_ERASE(sector);
PRINTF("Coffee: Erased sector %d!\n", sector);
first_page = sector * COFFEE_PAGES_PER_SECTOR;
@ -289,7 +293,7 @@ collect_garbage(int mode)
*next_free = first_page;
}
if(mode == GC_RELUCTANT) {
break;
break;
}
}
}