diff options
Diffstat (limited to 'net/9p')
-rw-r--r-- | net/9p/client.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/net/9p/client.c b/net/9p/client.c index d5ea042eabb..90ee9efeede 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -559,8 +559,6 @@ static struct p9_fid *p9_fid_create(struct p9_client *clnt) memset(&fid->qid, 0, sizeof(struct p9_qid)); fid->mode = -1; fid->rdir_fpos = 0; - fid->rdir_pos = 0; - fid->rdir_fcall = NULL; fid->uid = current->fsuid; fid->clnt = clnt; fid->aux = NULL; @@ -586,7 +584,6 @@ static void p9_fid_destroy(struct p9_fid *fid) spin_lock(&clnt->lock); list_del(&fid->flist); spin_unlock(&clnt->lock); - kfree(fid->rdir_fcall); kfree(fid); } @@ -1261,103 +1258,3 @@ done: return err; } EXPORT_SYMBOL(p9_client_wstat); - -struct p9_stat *p9_client_dirread(struct p9_fid *fid, u64 offset) -{ - int err, n, m; - struct p9_fcall *tc, *rc; - struct p9_client *clnt; - struct p9_stat st, *ret; - - P9_DPRINTK(P9_DEBUG_9P, "fid %d offset %llu\n", fid->fid, - (long long unsigned) offset); - err = 0; - tc = NULL; - rc = NULL; - ret = NULL; - clnt = fid->clnt; - - /* if the offset is below or above the current response, free it */ - if (offset < fid->rdir_fpos || (fid->rdir_fcall && - offset >= fid->rdir_fpos+fid->rdir_fcall->params.rread.count)) { - fid->rdir_pos = 0; - if (fid->rdir_fcall) - fid->rdir_fpos += fid->rdir_fcall->params.rread.count; - - kfree(fid->rdir_fcall); - fid->rdir_fcall = NULL; - if (offset < fid->rdir_fpos) - fid->rdir_fpos = 0; - } - - if (!fid->rdir_fcall) { - n = fid->iounit; - if (!n || n > clnt->msize-P9_IOHDRSZ) - n = clnt->msize - P9_IOHDRSZ; - - while (1) { - if (fid->rdir_fcall) { - fid->rdir_fpos += - fid->rdir_fcall->params.rread.count; - kfree(fid->rdir_fcall); - fid->rdir_fcall = NULL; - } - - tc = p9_create_tread(fid->fid, fid->rdir_fpos, n); - if (IS_ERR(tc)) { - err = PTR_ERR(tc); - tc = NULL; - goto error; - } - - err = p9_client_rpc(clnt, tc, &rc); - if (err) - goto error; - - n = rc->params.rread.count; - if (n == 0) - goto done; - - fid->rdir_fcall = rc; - rc = NULL; - if (offset >= fid->rdir_fpos && - offset < fid->rdir_fpos+n) - break; - } - - fid->rdir_pos = 0; - } - - m = offset - fid->rdir_fpos; - if (m < 0) - goto done; - - n = p9_deserialize_stat(fid->rdir_fcall->params.rread.data + m, - fid->rdir_fcall->params.rread.count - m, &st, clnt->dotu); - - if (!n) { - err = -EIO; - goto error; - } - - fid->rdir_pos += n; - st.size = n; - ret = p9_clone_stat(&st, clnt->dotu); - if (IS_ERR(ret)) { - err = PTR_ERR(ret); - ret = NULL; - goto error; - } - -done: - kfree(tc); - kfree(rc); - return ret; - -error: - kfree(tc); - kfree(rc); - kfree(ret); - return ERR_PTR(err); -} -EXPORT_SYMBOL(p9_client_dirread); |