ref: c11957a7915d355d80ff7e6a21721ba05441ca29
dir: /libnandfs/eraseblock.c/
#include "logfsos.h" #include "logfs.h" #include "nandfs.h" #include "local.h" char * nandfseraseblock(Nandfs *nandfs, long block, void **llsavep, int *markedbad) { NandfsBlockData *d; char *errmsg; if (markedbad) *markedbad = 0; errmsg = (*nandfs->erase)(nandfs->magic, nandfs->rawblocksize * (nandfs->baseblock + block)); if (errmsg) { if (nandfs->blockdata) { d = &nandfs->blockdata[block]; d->tag = LogfsTworse; nandfs->worseblocks = 1; } if (strcmp(errmsg, Eio) != 0) return errmsg; if (markedbad) { *markedbad = 1; errmsg = nandfsmarkblockbad(nandfs, block); if (strcmp(errmsg, Eio) != 0) return errmsg; return nil; } return errmsg; } if (nandfs->blockdata) { ulong *llsave; d = &nandfs->blockdata[block]; if (llsavep) { llsave = nandfsrealloc(nil, sizeof(ulong)); if (llsave == nil) return Enomem; *llsave = d->nerase; *llsavep = llsave; } d->tag = 0xff; d->path = NandfsPathMask; d->nerase = NandfsNeraseMask; } return nil; }