diff options
| -rw-r--r-- | fs/coda/upcall.c | 119 |
1 files changed, 54 insertions, 65 deletions
diff --git a/fs/coda/upcall.c b/fs/coda/upcall.c index 097dbb2fd6f..87601e14764 100644 --- a/fs/coda/upcall.c +++ b/fs/coda/upcall.c @@ -859,77 +859,66 @@ exit: int coda_downcall(int opcode, union outputArgs * out, struct super_block *sb) { + struct inode *inode = NULL; + struct CodaFid *fid, *newfid; + /* Handle invalidation requests. */ - if ( !sb || !sb->s_root || !sb->s_root->d_inode) - return 0; - - switch (opcode) { - - case CODA_FLUSH : { - coda_cache_clear_all(sb); - shrink_dcache_sb(sb); - coda_flag_inode(sb->s_root->d_inode, C_FLUSH); - return(0); - } - - case CODA_PURGEUSER : { - coda_cache_clear_all(sb); - return(0); - } - - case CODA_ZAPDIR : { - struct inode *inode; - struct CodaFid *fid = &out->coda_zapdir.CodaFid; - - inode = coda_fid_to_inode(fid, sb); - if (inode) { - coda_flag_inode_children(inode, C_PURGE); - coda_flag_inode(inode, C_VATTR); - iput(inode); - } - - return(0); - } - - case CODA_ZAPFILE : { - struct inode *inode; - struct CodaFid *fid = &out->coda_zapfile.CodaFid; - inode = coda_fid_to_inode(fid, sb); - if ( inode ) { - coda_flag_inode(inode, C_VATTR); - iput(inode); - } - return 0; - } - - case CODA_PURGEFID : { - struct inode *inode; - struct CodaFid *fid = &out->coda_purgefid.CodaFid; - inode = coda_fid_to_inode(fid, sb); - if ( inode ) { + if ( !sb || !sb->s_root) + return 0; + + switch (opcode) { + case CODA_FLUSH: + coda_cache_clear_all(sb); + shrink_dcache_sb(sb); + if (sb->s_root->d_inode) + coda_flag_inode(sb->s_root->d_inode, C_FLUSH); + break; + + case CODA_PURGEUSER: + coda_cache_clear_all(sb); + break; + + case CODA_ZAPDIR: + fid = &out->coda_zapdir.CodaFid; + inode = coda_fid_to_inode(fid, sb); + if (inode) { + coda_flag_inode_children(inode, C_PURGE); + coda_flag_inode(inode, C_VATTR); + } + break; + + case CODA_ZAPFILE: + fid = &out->coda_zapfile.CodaFid; + inode = coda_fid_to_inode(fid, sb); + if (inode) + coda_flag_inode(inode, C_VATTR); + break; + + case CODA_PURGEFID: + fid = &out->coda_purgefid.CodaFid; + inode = coda_fid_to_inode(fid, sb); + if (inode) { coda_flag_inode_children(inode, C_PURGE); /* catch the dentries later if some are still busy */ coda_flag_inode(inode, C_PURGE); d_prune_aliases(inode); - iput(inode); - } - return 0; - } - - case CODA_REPLACE : { - struct inode *inode; - struct CodaFid *oldfid = &out->coda_replace.OldFid; - struct CodaFid *newfid = &out->coda_replace.NewFid; - inode = coda_fid_to_inode(oldfid, sb); - if ( inode ) { - coda_replace_fid(inode, oldfid, newfid); - iput(inode); - } - return 0; - } - } - return 0; + } + break; + + case CODA_REPLACE: + fid = &out->coda_replace.OldFid; + newfid = &out->coda_replace.NewFid; + inode = coda_fid_to_inode(fid, sb); + if (inode) + coda_replace_fid(inode, fid, newfid); + break; + } + + if (inode) + iput(inode); + + return 0; } |