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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-06-22 17:16:39 +0000 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-06-22 16:07:44 -0400 |
| commit | eadf4598e7ec37a234e70e965bd335860e58bda4 (patch) | |
| tree | d82bd76e553a4165a972b1ad93d1e1d8ddb017bb /fs | |
| parent | 6ebf3656fd18430d90fbb3199b31d08178c37134 (diff) | |
| download | linux-eadf4598e7ec37a234e70e965bd335860e58bda4.tar.gz | |
[PATCH] NFS: Add debugging code to NFSv4 readdir
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 5 | ||||
| -rw-r--r-- | fs/nfs/nfs4xdr.c | 18 |
2 files changed, 23 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 0ddc20102d46..1b76f80aedb9 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -1722,6 +1722,10 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, }; int status; + dprintk("%s: dentry = %s/%s, cookie = %Lu\n", __FUNCTION__, + dentry->d_parent->d_name.name, + dentry->d_name.name, + (unsigned long long)cookie); lock_kernel(); nfs4_setup_readdir(cookie, NFS_COOKIEVERF(dir), dentry, &args); res.pgbase = args.pgbase; @@ -1729,6 +1733,7 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, if (status == 0) memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE); unlock_kernel(); + dprintk("%s: returns %d\n", __FUNCTION__, status); return status; } diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 577b4429c8f6..6c564ef9489e 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -1035,6 +1035,13 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg attrs[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID; WRITE32(attrs[0] & readdir->bitmask[0]); WRITE32(attrs[1] & readdir->bitmask[1]); + dprintk("%s: cookie = %Lu, verifier = 0x%x%x, bitmap = 0x%x%x\n", + __FUNCTION__, + (unsigned long long)readdir->cookie, + ((u32 *)readdir->verifier.data)[0], + ((u32 *)readdir->verifier.data)[1], + attrs[0] & readdir->bitmask[0], + attrs[1] & readdir->bitmask[1]); /* set up reply kvec * toplevel_status + taglen + rescount + OP_PUTFH + status @@ -1043,6 +1050,9 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg replen = (RPC_REPHDRSIZE + auth->au_rslack + 9) << 2; xdr_inline_pages(&req->rq_rcv_buf, replen, readdir->pages, readdir->pgbase, readdir->count); + dprintk("%s: inlined page args = (%u, %p, %u, %u)\n", + __FUNCTION__, replen, readdir->pages, + readdir->pgbase, readdir->count); return 0; } @@ -3066,6 +3076,11 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n return status; READ_BUF(8); COPYMEM(readdir->verifier.data, 8); + dprintk("%s: verifier = 0x%x%x\n", + __FUNCTION__, + ((u32 *)readdir->verifier.data)[0], + ((u32 *)readdir->verifier.data)[1]); + hdrlen = (char *) p - (char *) iov->iov_base; recvd = rcvbuf->len - hdrlen; @@ -3080,12 +3095,14 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n for (nr = 0; *p++; nr++) { if (p + 3 > end) goto short_pkt; + dprintk("cookie = %Lu, ", *((unsigned long long *)p)); p += 2; /* cookie */ len = ntohl(*p++); /* filename length */ if (len > NFS4_MAXNAMLEN) { printk(KERN_WARNING "NFS: giant filename in readdir (len 0x%x)\n", len); goto err_unmap; } + dprintk("filename = %*s\n", len, (char *)p); p += XDR_QUADLEN(len); if (p + 1 > end) goto short_pkt; @@ -3105,6 +3122,7 @@ out: kunmap_atomic(kaddr, KM_USER0); return 0; short_pkt: + dprintk("%s: short packet at entry %d\n", __FUNCTION__, nr); entry[0] = entry[1] = 0; /* truncate listing ? */ if (!nr) { |