nfsd41: minor set_forechannel_maxreqs cleanup (b101ebbc) · Commits · 戴 / test

fs/nfsd/nfs4state.c

+7 −8

Original line number	Diff line number	Diff line
		@@ -423,26 +423,25 @@ gen_sessionid(struct nfsd4_session *ses)
		*/
		static int set_forechannel_maxreqs(struct nfsd4_channel_attrs *fchan)
		{
		int status = 0, np = fchan->maxreqs * NFSD_PAGES_PER_SLOT;
		int np;

		if (fchan->maxreqs < 1)
		return nfserr_inval;
		else if (fchan->maxreqs > NFSD_MAX_SLOTS_PER_SESSION)
		fchan->maxreqs = NFSD_MAX_SLOTS_PER_SESSION;

		np = fchan->maxreqs * NFSD_PAGES_PER_SLOT;

		spin_lock(&nfsd_drc_lock);
		if (np + nfsd_drc_pages_used > nfsd_drc_max_pages)
		np = nfsd_drc_max_pages - nfsd_drc_pages_used;
		nfsd_drc_pages_used += np;
		spin_unlock(&nfsd_drc_lock);

		if (np <= 0) {
		status = nfserr_resource;
		fchan->maxreqs = 0;
		} else
		fchan->maxreqs = np / NFSD_PAGES_PER_SLOT;

		return status;
		if (fchan->maxreqs == 0)
		return nfserr_resource;
		return 0;
		}

		/*