Commit bf18f163 authored by Kinglong Mee's avatar Kinglong Mee Committed by J. Bruce Fields
Browse files

NFSD: Using exp_get for export getting 



Don't using cache_get besides export.h, using exp_get for export.

Signed-off-by: default avatarKinglong Mee <kinglongmee@gmail.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 0da22a91

fs/nfsd/export.c

+1 −1
Original line number Diff line number Diff line
@@ -1253,7 +1253,7 @@ static int e_show(struct seq_file *m, void *p) 
		return 0;

	}



	cache_get(&exp->h);

	exp_get(exp);

	if (cache_check(cd, &exp->h, NULL))

		return 0;

	exp_put(exp);

fs/nfsd/export.h

+2 −1
Original line number Diff line number Diff line
@@ -101,9 +101,10 @@ static inline void exp_put(struct svc_export *exp) 
	cache_put(&exp->h, exp->cd);

}



static inline void exp_get(struct svc_export *exp)

static inline struct svc_export *exp_get(struct svc_export *exp)

{

	cache_get(&exp->h);

	return exp;

}

struct svc_export * rqst_exp_find(struct svc_rqst *, int, u32 *);

fs/nfsd/nfs4proc.c

+3 −3
Original line number Diff line number Diff line
@@ -177,7 +177,7 @@ fh_dup2(struct svc_fh *dst, struct svc_fh *src) 
	fh_put(dst);

	dget(src->fh_dentry);

	if (src->fh_export)

		cache_get(&src->fh_export->h);

		exp_get(src->fh_export);

	*dst = *src;

}
@@ -918,8 +918,8 @@ nfsd4_secinfo_no_name(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstat 
	default:

		return nfserr_inval;

	}

	exp_get(cstate->current_fh.fh_export);

	sin->sin_exp = cstate->current_fh.fh_export;



	sin->sin_exp = exp_get(cstate->current_fh.fh_export);

	fh_put(&cstate->current_fh);

	return nfs_ok;

}

fs/nfsd/nfsfh.c

+1 −2
Original line number Diff line number Diff line
@@ -539,8 +539,7 @@ fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry, 
		       dentry);



	fhp->fh_dentry = dget(dentry); /* our internal copy */

	fhp->fh_export = exp;

	cache_get(&exp->h);

	fhp->fh_export = exp_get(exp);



	if (fhp->fh_handle.fh_version == 0xca) {

		/* old style filehandle please */

fs/nfsd/vfs.c

+1 −2
Original line number Diff line number Diff line
@@ -189,8 +189,7 @@ nfsd_lookup_dentry(struct svc_rqst *rqstp, struct svc_fh *fhp, 
	dprintk("nfsd: nfsd_lookup(fh %s, %.*s)\n", SVCFH_fmt(fhp), len,name);



	dparent = fhp->fh_dentry;

	exp  = fhp->fh_export;

	exp_get(exp);

	exp = exp_get(fhp->fh_export);



	/* Lookup the name, but don't follow links */

	if (isdotent(name, len)) {