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-rw-r--r--fs/nfsd/nfs4proc.c4
-rw-r--r--fs/nfsd/nfs4recover.c40
-rw-r--r--fs/nfsd/nfsfh.h4
-rw-r--r--fs/nfsd/vfs.c4
4 files changed, 29 insertions, 23 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 819ad812c71b..4cba7865f496 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -55,10 +55,10 @@ nfsd4_security_inode_setsecctx(struct svc_fh *resfh, struct xdr_netobj *label, u
struct inode *inode = d_inode(resfh->fh_dentry);
int status;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
status = security_inode_setsecctx(resfh->fh_dentry,
label->data, label->len);
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
if (status)
/*
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index 79f0307a5ec8..195fe2668207 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -32,10 +32,10 @@
*
*/
+#include <crypto/hash.h>
#include <linux/file.h>
#include <linux/slab.h>
#include <linux/namei.h>
-#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/fs.h>
#include <linux/module.h>
@@ -104,29 +104,35 @@ static int
nfs4_make_rec_clidname(char *dname, const struct xdr_netobj *clname)
{
struct xdr_netobj cksum;
- struct hash_desc desc;
- struct scatterlist sg;
+ struct crypto_shash *tfm;
int status;
dprintk("NFSD: nfs4_make_rec_clidname for %.*s\n",
clname->len, clname->data);
- desc.flags = CRYPTO_TFM_REQ_MAY_SLEEP;
- desc.tfm = crypto_alloc_hash("md5", 0, CRYPTO_ALG_ASYNC);
- if (IS_ERR(desc.tfm)) {
- status = PTR_ERR(desc.tfm);
+ tfm = crypto_alloc_shash("md5", 0, 0);
+ if (IS_ERR(tfm)) {
+ status = PTR_ERR(tfm);
goto out_no_tfm;
}
- cksum.len = crypto_hash_digestsize(desc.tfm);
+ cksum.len = crypto_shash_digestsize(tfm);
cksum.data = kmalloc(cksum.len, GFP_KERNEL);
if (cksum.data == NULL) {
status = -ENOMEM;
goto out;
}
- sg_init_one(&sg, clname->data, clname->len);
+ {
+ SHASH_DESC_ON_STACK(desc, tfm);
+
+ desc->tfm = tfm;
+ desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP;
+
+ status = crypto_shash_digest(desc, clname->data, clname->len,
+ cksum.data);
+ shash_desc_zero(desc);
+ }
- status = crypto_hash_digest(&desc, &sg, sg.length, cksum.data);
if (status)
goto out;
@@ -135,7 +141,7 @@ nfs4_make_rec_clidname(char *dname, const struct xdr_netobj *clname)
status = 0;
out:
kfree(cksum.data);
- crypto_free_hash(desc.tfm);
+ crypto_free_shash(tfm);
out_no_tfm:
return status;
}
@@ -192,7 +198,7 @@ nfsd4_create_clid_dir(struct nfs4_client *clp)
dir = nn->rec_file->f_path.dentry;
/* lock the parent */
- mutex_lock(&d_inode(dir)->i_mutex);
+ inode_lock(d_inode(dir));
dentry = lookup_one_len(dname, dir, HEXDIR_LEN-1);
if (IS_ERR(dentry)) {
@@ -213,7 +219,7 @@ nfsd4_create_clid_dir(struct nfs4_client *clp)
out_put:
dput(dentry);
out_unlock:
- mutex_unlock(&d_inode(dir)->i_mutex);
+ inode_unlock(d_inode(dir));
if (status == 0) {
if (nn->in_grace) {
crp = nfs4_client_to_reclaim(dname, nn);
@@ -286,7 +292,7 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
}
status = iterate_dir(nn->rec_file, &ctx.ctx);
- mutex_lock_nested(&d_inode(dir)->i_mutex, I_MUTEX_PARENT);
+ inode_lock_nested(d_inode(dir), I_MUTEX_PARENT);
list_for_each_entry_safe(entry, tmp, &ctx.names, list) {
if (!status) {
@@ -302,7 +308,7 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
list_del(&entry->list);
kfree(entry);
}
- mutex_unlock(&d_inode(dir)->i_mutex);
+ inode_unlock(d_inode(dir));
nfs4_reset_creds(original_cred);
list_for_each_entry_safe(entry, tmp, &ctx.names, list) {
@@ -322,7 +328,7 @@ nfsd4_unlink_clid_dir(char *name, int namlen, struct nfsd_net *nn)
dprintk("NFSD: nfsd4_unlink_clid_dir. name %.*s\n", namlen, name);
dir = nn->rec_file->f_path.dentry;
- mutex_lock_nested(&d_inode(dir)->i_mutex, I_MUTEX_PARENT);
+ inode_lock_nested(d_inode(dir), I_MUTEX_PARENT);
dentry = lookup_one_len(name, dir, namlen);
if (IS_ERR(dentry)) {
status = PTR_ERR(dentry);
@@ -335,7 +341,7 @@ nfsd4_unlink_clid_dir(char *name, int namlen, struct nfsd_net *nn)
out:
dput(dentry);
out_unlock:
- mutex_unlock(&d_inode(dir)->i_mutex);
+ inode_unlock(d_inode(dir));
return status;
}
diff --git a/fs/nfsd/nfsfh.h b/fs/nfsd/nfsfh.h
index 0770bcb543c8..f84fe6bf9aee 100644
--- a/fs/nfsd/nfsfh.h
+++ b/fs/nfsd/nfsfh.h
@@ -288,7 +288,7 @@ fh_lock_nested(struct svc_fh *fhp, unsigned int subclass)
}
inode = d_inode(dentry);
- mutex_lock_nested(&inode->i_mutex, subclass);
+ inode_lock_nested(inode, subclass);
fill_pre_wcc(fhp);
fhp->fh_locked = true;
}
@@ -307,7 +307,7 @@ fh_unlock(struct svc_fh *fhp)
{
if (fhp->fh_locked) {
fill_post_wcc(fhp);
- mutex_unlock(&d_inode(fhp->fh_dentry)->i_mutex);
+ inode_unlock(d_inode(fhp->fh_dentry));
fhp->fh_locked = false;
}
}
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 6739077f17fe..5d2a57e4c03a 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -493,9 +493,9 @@ __be32 nfsd4_set_nfs4_label(struct svc_rqst *rqstp, struct svc_fh *fhp,
dentry = fhp->fh_dentry;
- mutex_lock(&d_inode(dentry)->i_mutex);
+ inode_lock(d_inode(dentry));
host_error = security_inode_setsecctx(dentry, label->data, label->len);
- mutex_unlock(&d_inode(dentry)->i_mutex);
+ inode_unlock(d_inode(dentry));
return nfserrno(host_error);
}
#else
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