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Diffstat (limited to 'fs/nfsd/nfs3proc.c')
-rw-r--r--fs/nfsd/nfs3proc.c579
1 files changed, 353 insertions, 226 deletions
diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c
index 288bc76b4574..923d9a80df92 100644
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -8,6 +8,7 @@
#include <linux/fs.h>
#include <linux/ext2_fs.h>
#include <linux/magic.h>
+#include <linux/namei.h>
#include "cache.h"
#include "xdr3.h"
@@ -15,8 +16,6 @@
#define NFSDDBG_FACILITY NFSDDBG_PROC
-#define RETURN_STATUS(st) { resp->status = (st); return (st); }
-
static int nfs3_ftypes[] = {
0, /* NF3NON */
S_IFREG, /* NF3REG */
@@ -34,7 +33,7 @@ static int nfs3_ftypes[] = {
static __be32
nfsd3_proc_null(struct svc_rqst *rqstp)
{
- return nfs_ok;
+ return rpc_success;
}
/*
@@ -45,20 +44,19 @@ nfsd3_proc_getattr(struct svc_rqst *rqstp)
{
struct nfsd_fhandle *argp = rqstp->rq_argp;
struct nfsd3_attrstat *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: GETATTR(3) %s\n",
SVCFH_fmt(&argp->fh));
fh_copy(&resp->fh, &argp->fh);
- nfserr = fh_verify(rqstp, &resp->fh, 0,
- NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
- if (nfserr)
- RETURN_STATUS(nfserr);
-
- nfserr = fh_getattr(&resp->fh, &resp->stat);
-
- RETURN_STATUS(nfserr);
+ resp->status = fh_verify(rqstp, &resp->fh, 0,
+ NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
+ if (resp->status != nfs_ok)
+ goto out;
+
+ resp->status = fh_getattr(&resp->fh, &resp->stat);
+out:
+ return rpc_success;
}
/*
@@ -69,15 +67,17 @@ nfsd3_proc_setattr(struct svc_rqst *rqstp)
{
struct nfsd3_sattrargs *argp = rqstp->rq_argp;
struct nfsd3_attrstat *resp = rqstp->rq_resp;
- __be32 nfserr;
+ struct nfsd_attrs attrs = {
+ .na_iattr = &argp->attrs,
+ };
dprintk("nfsd: SETATTR(3) %s\n",
SVCFH_fmt(&argp->fh));
fh_copy(&resp->fh, &argp->fh);
- nfserr = nfsd_setattr(rqstp, &resp->fh, &argp->attrs,
- argp->check_guard, argp->guardtime);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_setattr(rqstp, &resp->fh, &attrs,
+ argp->check_guard, argp->guardtime);
+ return rpc_success;
}
/*
@@ -88,7 +88,6 @@ nfsd3_proc_lookup(struct svc_rqst *rqstp)
{
struct nfsd3_diropargs *argp = rqstp->rq_argp;
struct nfsd3_diropres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: LOOKUP(3) %s %.*s\n",
SVCFH_fmt(&argp->fh),
@@ -98,11 +97,10 @@ nfsd3_proc_lookup(struct svc_rqst *rqstp)
fh_copy(&resp->dirfh, &argp->fh);
fh_init(&resp->fh, NFS3_FHSIZE);
- nfserr = nfsd_lookup(rqstp, &resp->dirfh,
- argp->name,
- argp->len,
- &resp->fh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_lookup(rqstp, &resp->dirfh,
+ argp->name, argp->len,
+ &resp->fh);
+ return rpc_success;
}
/*
@@ -113,7 +111,6 @@ nfsd3_proc_access(struct svc_rqst *rqstp)
{
struct nfsd3_accessargs *argp = rqstp->rq_argp;
struct nfsd3_accessres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: ACCESS(3) %s 0x%x\n",
SVCFH_fmt(&argp->fh),
@@ -121,8 +118,8 @@ nfsd3_proc_access(struct svc_rqst *rqstp)
fh_copy(&resp->fh, &argp->fh);
resp->access = argp->access;
- nfserr = nfsd_access(rqstp, &resp->fh, &resp->access, NULL);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_access(rqstp, &resp->fh, &resp->access, NULL);
+ return rpc_success;
}
/*
@@ -131,17 +128,18 @@ nfsd3_proc_access(struct svc_rqst *rqstp)
static __be32
nfsd3_proc_readlink(struct svc_rqst *rqstp)
{
- struct nfsd3_readlinkargs *argp = rqstp->rq_argp;
+ struct nfsd_fhandle *argp = rqstp->rq_argp;
struct nfsd3_readlinkres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: READLINK(3) %s\n", SVCFH_fmt(&argp->fh));
/* Read the symlink. */
fh_copy(&resp->fh, &argp->fh);
resp->len = NFS3_MAXPATHLEN;
- nfserr = nfsd_readlink(rqstp, &resp->fh, argp->buffer, &resp->len);
- RETURN_STATUS(nfserr);
+ resp->pages = rqstp->rq_next_page++;
+ resp->status = nfsd_readlink(rqstp, &resp->fh,
+ page_address(*resp->pages), &resp->len);
+ return rpc_success;
}
/*
@@ -152,29 +150,44 @@ nfsd3_proc_read(struct svc_rqst *rqstp)
{
struct nfsd3_readargs *argp = rqstp->rq_argp;
struct nfsd3_readres *resp = rqstp->rq_resp;
- __be32 nfserr;
- u32 max_blocksize = svc_max_payload(rqstp);
- unsigned long cnt = min(argp->count, max_blocksize);
+ unsigned int len;
+ int v;
dprintk("nfsd: READ(3) %s %lu bytes at %Lu\n",
SVCFH_fmt(&argp->fh),
(unsigned long) argp->count,
(unsigned long long) argp->offset);
+ argp->count = min_t(u32, argp->count, svc_max_payload(rqstp));
+ argp->count = min_t(u32, argp->count, rqstp->rq_res.buflen);
+ if (argp->offset > (u64)OFFSET_MAX)
+ argp->offset = (u64)OFFSET_MAX;
+ if (argp->offset + argp->count > (u64)OFFSET_MAX)
+ argp->count = (u64)OFFSET_MAX - argp->offset;
+
+ v = 0;
+ len = argp->count;
+ resp->pages = rqstp->rq_next_page;
+ while (len > 0) {
+ struct page *page = *(rqstp->rq_next_page++);
+
+ rqstp->rq_vec[v].iov_base = page_address(page);
+ rqstp->rq_vec[v].iov_len = min_t(unsigned int, len, PAGE_SIZE);
+ len -= rqstp->rq_vec[v].iov_len;
+ v++;
+ }
+
/* Obtain buffer pointer for payload.
* 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof)
* + 1 (xdr opaque byte count) = 26
*/
- resp->count = cnt;
+ resp->count = argp->count;
svc_reserve_auth(rqstp, ((1 + NFS3_POST_OP_ATTR_WORDS + 3)<<2) + resp->count +4);
fh_copy(&resp->fh, &argp->fh);
- nfserr = nfsd_read(rqstp, &resp->fh,
- argp->offset,
- rqstp->rq_vec, argp->vlen,
- &resp->count,
- &resp->eof);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_read(rqstp, &resp->fh, argp->offset,
+ rqstp->rq_vec, v, &resp->count, &resp->eof);
+ return rpc_success;
}
/*
@@ -185,7 +198,6 @@ nfsd3_proc_write(struct svc_rqst *rqstp)
{
struct nfsd3_writeargs *argp = rqstp->rq_argp;
struct nfsd3_writeres *resp = rqstp->rq_resp;
- __be32 nfserr;
unsigned long cnt = argp->len;
unsigned int nvecs;
@@ -195,32 +207,154 @@ nfsd3_proc_write(struct svc_rqst *rqstp)
(unsigned long long) argp->offset,
argp->stable? " stable" : "");
+ resp->status = nfserr_fbig;
+ if (argp->offset > (u64)OFFSET_MAX ||
+ argp->offset + argp->len > (u64)OFFSET_MAX)
+ return rpc_success;
+
fh_copy(&resp->fh, &argp->fh);
resp->committed = argp->stable;
- nvecs = svc_fill_write_vector(rqstp, rqstp->rq_arg.pages,
- &argp->first, cnt);
- if (!nvecs)
- RETURN_STATUS(nfserr_io);
- nfserr = nfsd_write(rqstp, &resp->fh, argp->offset,
- rqstp->rq_vec, nvecs, &cnt,
- resp->committed, resp->verf);
+ nvecs = svc_fill_write_vector(rqstp, &argp->payload);
+
+ resp->status = nfsd_write(rqstp, &resp->fh, argp->offset,
+ rqstp->rq_vec, nvecs, &cnt,
+ resp->committed, resp->verf);
resp->count = cnt;
- RETURN_STATUS(nfserr);
+ return rpc_success;
}
/*
- * With NFSv3, CREATE processing is a lot easier than with NFSv2.
- * At least in theory; we'll see how it fares in practice when the
- * first reports about SunOS compatibility problems start to pour in...
+ * Implement NFSv3's unchecked, guarded, and exclusive CREATE
+ * semantics for regular files. Except for the created file,
+ * this operation is stateless on the server.
+ *
+ * Upon return, caller must release @fhp and @resfhp.
*/
static __be32
+nfsd3_create_file(struct svc_rqst *rqstp, struct svc_fh *fhp,
+ struct svc_fh *resfhp, struct nfsd3_createargs *argp)
+{
+ struct iattr *iap = &argp->attrs;
+ struct dentry *parent, *child;
+ struct nfsd_attrs attrs = {
+ .na_iattr = iap,
+ };
+ __u32 v_mtime, v_atime;
+ struct inode *inode;
+ __be32 status;
+ int host_err;
+
+ if (isdotent(argp->name, argp->len))
+ return nfserr_exist;
+ if (!(iap->ia_valid & ATTR_MODE))
+ iap->ia_mode = 0;
+
+ status = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_EXEC);
+ if (status != nfs_ok)
+ return status;
+
+ parent = fhp->fh_dentry;
+ inode = d_inode(parent);
+
+ host_err = fh_want_write(fhp);
+ if (host_err)
+ return nfserrno(host_err);
+
+ inode_lock_nested(inode, I_MUTEX_PARENT);
+
+ child = lookup_one_len(argp->name, parent, argp->len);
+ if (IS_ERR(child)) {
+ status = nfserrno(PTR_ERR(child));
+ goto out;
+ }
+
+ if (d_really_is_negative(child)) {
+ status = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_CREATE);
+ if (status != nfs_ok)
+ goto out;
+ }
+
+ status = fh_compose(resfhp, fhp->fh_export, child, fhp);
+ if (status != nfs_ok)
+ goto out;
+
+ v_mtime = 0;
+ v_atime = 0;
+ if (argp->createmode == NFS3_CREATE_EXCLUSIVE) {
+ u32 *verifier = (u32 *)argp->verf;
+
+ /*
+ * Solaris 7 gets confused (bugid 4218508) if these have
+ * the high bit set, as do xfs filesystems without the
+ * "bigtime" feature. So just clear the high bits.
+ */
+ v_mtime = verifier[0] & 0x7fffffff;
+ v_atime = verifier[1] & 0x7fffffff;
+ }
+
+ if (d_really_is_positive(child)) {
+ status = nfs_ok;
+
+ switch (argp->createmode) {
+ case NFS3_CREATE_UNCHECKED:
+ if (!d_is_reg(child))
+ break;
+ iap->ia_valid &= ATTR_SIZE;
+ goto set_attr;
+ case NFS3_CREATE_GUARDED:
+ status = nfserr_exist;
+ break;
+ case NFS3_CREATE_EXCLUSIVE:
+ if (d_inode(child)->i_mtime.tv_sec == v_mtime &&
+ d_inode(child)->i_atime.tv_sec == v_atime &&
+ d_inode(child)->i_size == 0) {
+ break;
+ }
+ status = nfserr_exist;
+ }
+ goto out;
+ }
+
+ if (!IS_POSIXACL(inode))
+ iap->ia_mode &= ~current_umask();
+
+ fh_fill_pre_attrs(fhp);
+ host_err = vfs_create(&init_user_ns, inode, child, iap->ia_mode, true);
+ if (host_err < 0) {
+ status = nfserrno(host_err);
+ goto out;
+ }
+ fh_fill_post_attrs(fhp);
+
+ /* A newly created file already has a file size of zero. */
+ if ((iap->ia_valid & ATTR_SIZE) && (iap->ia_size == 0))
+ iap->ia_valid &= ~ATTR_SIZE;
+ if (argp->createmode == NFS3_CREATE_EXCLUSIVE) {
+ iap->ia_valid = ATTR_MTIME | ATTR_ATIME |
+ ATTR_MTIME_SET | ATTR_ATIME_SET;
+ iap->ia_mtime.tv_sec = v_mtime;
+ iap->ia_atime.tv_sec = v_atime;
+ iap->ia_mtime.tv_nsec = 0;
+ iap->ia_atime.tv_nsec = 0;
+ }
+
+set_attr:
+ status = nfsd_create_setattr(rqstp, fhp, resfhp, &attrs);
+
+out:
+ inode_unlock(inode);
+ if (child && !IS_ERR(child))
+ dput(child);
+ fh_drop_write(fhp);
+ return status;
+}
+
+static __be32
nfsd3_proc_create(struct svc_rqst *rqstp)
{
struct nfsd3_createargs *argp = rqstp->rq_argp;
struct nfsd3_diropres *resp = rqstp->rq_resp;
- svc_fh *dirfhp, *newfhp = NULL;
- struct iattr *attr;
- __be32 nfserr;
+ svc_fh *dirfhp, *newfhp;
dprintk("nfsd: CREATE(3) %s %.*s\n",
SVCFH_fmt(&argp->fh),
@@ -229,23 +363,9 @@ nfsd3_proc_create(struct svc_rqst *rqstp)
dirfhp = fh_copy(&resp->dirfh, &argp->fh);
newfhp = fh_init(&resp->fh, NFS3_FHSIZE);
- attr = &argp->attrs;
-
- /* Unfudge the mode bits */
- attr->ia_mode &= ~S_IFMT;
- if (!(attr->ia_valid & ATTR_MODE)) {
- attr->ia_valid |= ATTR_MODE;
- attr->ia_mode = S_IFREG;
- } else {
- attr->ia_mode = (attr->ia_mode & ~S_IFMT) | S_IFREG;
- }
- /* Now create the file and set attributes */
- nfserr = do_nfsd_create(rqstp, dirfhp, argp->name, argp->len,
- attr, newfhp,
- argp->createmode, (u32 *)argp->verf, NULL, NULL);
-
- RETURN_STATUS(nfserr);
+ resp->status = nfsd3_create_file(rqstp, dirfhp, newfhp, argp);
+ return rpc_success;
}
/*
@@ -256,7 +376,9 @@ nfsd3_proc_mkdir(struct svc_rqst *rqstp)
{
struct nfsd3_createargs *argp = rqstp->rq_argp;
struct nfsd3_diropres *resp = rqstp->rq_resp;
- __be32 nfserr;
+ struct nfsd_attrs attrs = {
+ .na_iattr = &argp->attrs,
+ };
dprintk("nfsd: MKDIR(3) %s %.*s\n",
SVCFH_fmt(&argp->fh),
@@ -266,10 +388,9 @@ nfsd3_proc_mkdir(struct svc_rqst *rqstp)
argp->attrs.ia_valid &= ~ATTR_SIZE;
fh_copy(&resp->dirfh, &argp->fh);
fh_init(&resp->fh, NFS3_FHSIZE);
- nfserr = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
- &argp->attrs, S_IFDIR, 0, &resp->fh);
- fh_unlock(&resp->dirfh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
+ &attrs, S_IFDIR, 0, &resp->fh);
+ return rpc_success;
}
static __be32
@@ -277,18 +398,26 @@ nfsd3_proc_symlink(struct svc_rqst *rqstp)
{
struct nfsd3_symlinkargs *argp = rqstp->rq_argp;
struct nfsd3_diropres *resp = rqstp->rq_resp;
- __be32 nfserr;
+ struct nfsd_attrs attrs = {
+ .na_iattr = &argp->attrs,
+ };
- if (argp->tlen == 0)
- RETURN_STATUS(nfserr_inval);
- if (argp->tlen > NFS3_MAXPATHLEN)
- RETURN_STATUS(nfserr_nametoolong);
+ if (argp->tlen == 0) {
+ resp->status = nfserr_inval;
+ goto out;
+ }
+ if (argp->tlen > NFS3_MAXPATHLEN) {
+ resp->status = nfserr_nametoolong;
+ goto out;
+ }
argp->tname = svc_fill_symlink_pathname(rqstp, &argp->first,
page_address(rqstp->rq_arg.pages[0]),
argp->tlen);
- if (IS_ERR(argp->tname))
- RETURN_STATUS(nfserrno(PTR_ERR(argp->tname)));
+ if (IS_ERR(argp->tname)) {
+ resp->status = nfserrno(PTR_ERR(argp->tname));
+ goto out;
+ }
dprintk("nfsd: SYMLINK(3) %s %.*s -> %.*s\n",
SVCFH_fmt(&argp->ffh),
@@ -297,10 +426,11 @@ nfsd3_proc_symlink(struct svc_rqst *rqstp)
fh_copy(&resp->dirfh, &argp->ffh);
fh_init(&resp->fh, NFS3_FHSIZE);
- nfserr = nfsd_symlink(rqstp, &resp->dirfh, argp->fname, argp->flen,
- argp->tname, &resp->fh);
+ resp->status = nfsd_symlink(rqstp, &resp->dirfh, argp->fname,
+ argp->flen, argp->tname, &attrs, &resp->fh);
kfree(argp->tname);
- RETURN_STATUS(nfserr);
+out:
+ return rpc_success;
}
/*
@@ -311,7 +441,9 @@ nfsd3_proc_mknod(struct svc_rqst *rqstp)
{
struct nfsd3_mknodargs *argp = rqstp->rq_argp;
struct nfsd3_diropres *resp = rqstp->rq_resp;
- __be32 nfserr;
+ struct nfsd_attrs attrs = {
+ .na_iattr = &argp->attrs,
+ };
int type;
dev_t rdev = 0;
@@ -323,22 +455,23 @@ nfsd3_proc_mknod(struct svc_rqst *rqstp)
fh_copy(&resp->dirfh, &argp->fh);
fh_init(&resp->fh, NFS3_FHSIZE);
- if (argp->ftype == 0 || argp->ftype >= NF3BAD)
- RETURN_STATUS(nfserr_inval);
if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) {
rdev = MKDEV(argp->major, argp->minor);
if (MAJOR(rdev) != argp->major ||
- MINOR(rdev) != argp->minor)
- RETURN_STATUS(nfserr_inval);
- } else
- if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO)
- RETURN_STATUS(nfserr_inval);
+ MINOR(rdev) != argp->minor) {
+ resp->status = nfserr_inval;
+ goto out;
+ }
+ } else if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO) {
+ resp->status = nfserr_badtype;
+ goto out;
+ }
type = nfs3_ftypes[argp->ftype];
- nfserr = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
- &argp->attrs, type, rdev, &resp->fh);
- fh_unlock(&resp->dirfh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
+ &attrs, type, rdev, &resp->fh);
+out:
+ return rpc_success;
}
/*
@@ -349,7 +482,6 @@ nfsd3_proc_remove(struct svc_rqst *rqstp)
{
struct nfsd3_diropargs *argp = rqstp->rq_argp;
struct nfsd3_attrstat *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: REMOVE(3) %s %.*s\n",
SVCFH_fmt(&argp->fh),
@@ -358,9 +490,9 @@ nfsd3_proc_remove(struct svc_rqst *rqstp)
/* Unlink. -S_IFDIR means file must not be a directory */
fh_copy(&resp->fh, &argp->fh);
- nfserr = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR, argp->name, argp->len);
- fh_unlock(&resp->fh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR,
+ argp->name, argp->len);
+ return rpc_success;
}
/*
@@ -371,7 +503,6 @@ nfsd3_proc_rmdir(struct svc_rqst *rqstp)
{
struct nfsd3_diropargs *argp = rqstp->rq_argp;
struct nfsd3_attrstat *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: RMDIR(3) %s %.*s\n",
SVCFH_fmt(&argp->fh),
@@ -379,9 +510,9 @@ nfsd3_proc_rmdir(struct svc_rqst *rqstp)
argp->name);
fh_copy(&resp->fh, &argp->fh);
- nfserr = nfsd_unlink(rqstp, &resp->fh, S_IFDIR, argp->name, argp->len);
- fh_unlock(&resp->fh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_unlink(rqstp, &resp->fh, S_IFDIR,
+ argp->name, argp->len);
+ return rpc_success;
}
static __be32
@@ -389,7 +520,6 @@ nfsd3_proc_rename(struct svc_rqst *rqstp)
{
struct nfsd3_renameargs *argp = rqstp->rq_argp;
struct nfsd3_renameres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: RENAME(3) %s %.*s ->\n",
SVCFH_fmt(&argp->ffh),
@@ -402,9 +532,9 @@ nfsd3_proc_rename(struct svc_rqst *rqstp)
fh_copy(&resp->ffh, &argp->ffh);
fh_copy(&resp->tfh, &argp->tfh);
- nfserr = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen,
- &resp->tfh, argp->tname, argp->tlen);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen,
+ &resp->tfh, argp->tname, argp->tlen);
+ return rpc_success;
}
static __be32
@@ -412,7 +542,6 @@ nfsd3_proc_link(struct svc_rqst *rqstp)
{
struct nfsd3_linkargs *argp = rqstp->rq_argp;
struct nfsd3_linkres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: LINK(3) %s ->\n",
SVCFH_fmt(&argp->ffh));
@@ -423,9 +552,29 @@ nfsd3_proc_link(struct svc_rqst *rqstp)
fh_copy(&resp->fh, &argp->ffh);
fh_copy(&resp->tfh, &argp->tfh);
- nfserr = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen,
- &resp->fh);
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen,
+ &resp->fh);
+ return rpc_success;
+}
+
+static void nfsd3_init_dirlist_pages(struct svc_rqst *rqstp,
+ struct nfsd3_readdirres *resp,
+ u32 count)
+{
+ struct xdr_buf *buf = &resp->dirlist;
+ struct xdr_stream *xdr = &resp->xdr;
+ unsigned int sendbuf = min_t(unsigned int, rqstp->rq_res.buflen,
+ svc_max_payload(rqstp));
+
+ memset(buf, 0, sizeof(*buf));
+
+ /* Reserve room for the NULL ptr & eof flag (-2 words) */
+ buf->buflen = clamp(count, (u32)(XDR_UNIT * 2), sendbuf);
+ buf->buflen -= XDR_UNIT * 2;
+ buf->pages = rqstp->rq_next_page;
+ rqstp->rq_next_page += (buf->buflen + PAGE_SIZE - 1) >> PAGE_SHIFT;
+
+ xdr_init_encode_pages(xdr, buf, buf->pages, NULL);
}
/*
@@ -436,56 +585,28 @@ nfsd3_proc_readdir(struct svc_rqst *rqstp)
{
struct nfsd3_readdirargs *argp = rqstp->rq_argp;
struct nfsd3_readdirres *resp = rqstp->rq_resp;
- __be32 nfserr;
- int count = 0;
- struct page **p;
- caddr_t page_addr = NULL;
+ loff_t offset;
dprintk("nfsd: READDIR(3) %s %d bytes at %d\n",
SVCFH_fmt(&argp->fh),
argp->count, (u32) argp->cookie);
- /* Make sure we've room for the NULL ptr & eof flag, and shrink to
- * client read size */
- count = (argp->count >> 2) - 2;
+ nfsd3_init_dirlist_pages(rqstp, resp, argp->count);
- /* Read directory and encode entries on the fly */
fh_copy(&resp->fh, &argp->fh);
-
- resp->buflen = count;
resp->common.err = nfs_ok;
- resp->buffer = argp->buffer;
+ resp->cookie_offset = 0;
resp->rqstp = rqstp;
- nfserr = nfsd_readdir(rqstp, &resp->fh, (loff_t*) &argp->cookie,
- &resp->common, nfs3svc_encode_entry);
+ offset = argp->cookie;
+ resp->status = nfsd_readdir(rqstp, &resp->fh, &offset,
+ &resp->common, nfs3svc_encode_entry3);
memcpy(resp->verf, argp->verf, 8);
- count = 0;
- for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) {
- page_addr = page_address(*p);
+ nfs3svc_encode_cookie3(resp, offset);
- if (((caddr_t)resp->buffer >= page_addr) &&
- ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) {
- count += (caddr_t)resp->buffer - page_addr;
- break;
- }
- count += PAGE_SIZE;
- }
- resp->count = count >> 2;
- if (resp->offset) {
- loff_t offset = argp->cookie;
-
- if (unlikely(resp->offset1)) {
- /* we ended up with offset on a page boundary */
- *resp->offset = htonl(offset >> 32);
- *resp->offset1 = htonl(offset & 0xffffffff);
- resp->offset1 = NULL;
- } else {
- xdr_encode_hyper(resp->offset, offset);
- }
- resp->offset = NULL;
- }
+ /* Recycle only pages that were part of the reply */
+ rqstp->rq_next_page = resp->xdr.page_ptr + 1;
- RETURN_STATUS(nfserr);
+ return rpc_success;
}
/*
@@ -497,65 +618,39 @@ nfsd3_proc_readdirplus(struct svc_rqst *rqstp)
{
struct nfsd3_readdirargs *argp = rqstp->rq_argp;
struct nfsd3_readdirres *resp = rqstp->rq_resp;
- __be32 nfserr;
- int count = 0;
loff_t offset;
- struct page **p;
- caddr_t page_addr = NULL;
dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n",
SVCFH_fmt(&argp->fh),
argp->count, (u32) argp->cookie);
- /* Convert byte count to number of words (i.e. >> 2),
- * and reserve room for the NULL ptr & eof flag (-2 words) */
- resp->count = (argp->count >> 2) - 2;
+ nfsd3_init_dirlist_pages(rqstp, resp, argp->count);
- /* Read directory and encode entries on the fly */
fh_copy(&resp->fh, &argp->fh);
-
resp->common.err = nfs_ok;
- resp->buffer = argp->buffer;
- resp->buflen = resp->count;
+ resp->cookie_offset = 0;
resp->rqstp = rqstp;
offset = argp->cookie;
- nfserr = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP);
- if (nfserr)
- RETURN_STATUS(nfserr);
+ resp->status = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP);
+ if (resp->status != nfs_ok)
+ goto out;
- if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS)
- RETURN_STATUS(nfserr_notsupp);
+ if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS) {
+ resp->status = nfserr_notsupp;
+ goto out;
+ }
- nfserr = nfsd_readdir(rqstp, &resp->fh,
- &offset,
- &resp->common,
- nfs3svc_encode_entry_plus);
+ resp->status = nfsd_readdir(rqstp, &resp->fh, &offset,
+ &resp->common, nfs3svc_encode_entryplus3);
memcpy(resp->verf, argp->verf, 8);
- for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) {
- page_addr = page_address(*p);
+ nfs3svc_encode_cookie3(resp, offset);
- if (((caddr_t)resp->buffer >= page_addr) &&
- ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) {
- count += (caddr_t)resp->buffer - page_addr;
- break;
- }
- count += PAGE_SIZE;
- }
- resp->count = count >> 2;
- if (resp->offset) {
- if (unlikely(resp->offset1)) {
- /* we ended up with offset on a page boundary */
- *resp->offset = htonl(offset >> 32);
- *resp->offset1 = htonl(offset & 0xffffffff);
- resp->offset1 = NULL;
- } else {
- xdr_encode_hyper(resp->offset, offset);
- }
- resp->offset = NULL;
- }
+ /* Recycle only pages that were part of the reply */
+ rqstp->rq_next_page = resp->xdr.page_ptr + 1;
- RETURN_STATUS(nfserr);
+out:
+ return rpc_success;
}
/*
@@ -566,14 +661,13 @@ nfsd3_proc_fsstat(struct svc_rqst *rqstp)
{
struct nfsd_fhandle *argp = rqstp->rq_argp;
struct nfsd3_fsstatres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: FSSTAT(3) %s\n",
SVCFH_fmt(&argp->fh));
- nfserr = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0);
+ resp->status = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0);
fh_put(&argp->fh);
- RETURN_STATUS(nfserr);
+ return rpc_success;
}
/*
@@ -584,7 +678,6 @@ nfsd3_proc_fsinfo(struct svc_rqst *rqstp)
{
struct nfsd_fhandle *argp = rqstp->rq_argp;
struct nfsd3_fsinfores *resp = rqstp->rq_resp;
- __be32 nfserr;
u32 max_blocksize = svc_max_payload(rqstp);
dprintk("nfsd: FSINFO(3) %s\n",
@@ -600,13 +693,13 @@ nfsd3_proc_fsinfo(struct svc_rqst *rqstp)
resp->f_maxfilesize = ~(u32) 0;
resp->f_properties = NFS3_FSF_DEFAULT;
- nfserr = fh_verify(rqstp, &argp->fh, 0,
- NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
+ resp->status = fh_verify(rqstp, &argp->fh, 0,
+ NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
/* Check special features of the file system. May request
* different read/write sizes for file systems known to have
* problems with large blocks */
- if (nfserr == 0) {
+ if (resp->status == nfs_ok) {
struct super_block *sb = argp->fh.fh_dentry->d_sb;
/* Note that we don't care for remote fs's here */
@@ -617,7 +710,7 @@ nfsd3_proc_fsinfo(struct svc_rqst *rqstp)
}
fh_put(&argp->fh);
- RETURN_STATUS(nfserr);
+ return rpc_success;
}
/*
@@ -628,7 +721,6 @@ nfsd3_proc_pathconf(struct svc_rqst *rqstp)
{
struct nfsd_fhandle *argp = rqstp->rq_argp;
struct nfsd3_pathconfres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: PATHCONF(3) %s\n",
SVCFH_fmt(&argp->fh));
@@ -641,9 +733,9 @@ nfsd3_proc_pathconf(struct svc_rqst *rqstp)
resp->p_case_insensitive = 0;
resp->p_case_preserving = 1;
- nfserr = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP);
+ resp->status = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP);
- if (nfserr == 0) {
+ if (resp->status == nfs_ok) {
struct super_block *sb = argp->fh.fh_dentry->d_sb;
/* Note that we don't care for remote fs's here */
@@ -660,10 +752,9 @@ nfsd3_proc_pathconf(struct svc_rqst *rqstp)
}
fh_put(&argp->fh);
- RETURN_STATUS(nfserr);
+ return rpc_success;
}
-
/*
* Commit a file (range) to stable storage.
*/
@@ -672,21 +763,16 @@ nfsd3_proc_commit(struct svc_rqst *rqstp)
{
struct nfsd3_commitargs *argp = rqstp->rq_argp;
struct nfsd3_commitres *resp = rqstp->rq_resp;
- __be32 nfserr;
dprintk("nfsd: COMMIT(3) %s %u@%Lu\n",
SVCFH_fmt(&argp->fh),
argp->count,
(unsigned long long) argp->offset);
- if (argp->offset > NFS_OFFSET_MAX)
- RETURN_STATUS(nfserr_inval);
-
fh_copy(&resp->fh, &argp->fh);
- nfserr = nfsd_commit(rqstp, &resp->fh, argp->offset, argp->count,
- resp->verf);
-
- RETURN_STATUS(nfserr);
+ resp->status = nfsd_commit(rqstp, &resp->fh, argp->offset,
+ argp->count, resp->verf);
+ return rpc_success;
}
@@ -694,18 +780,14 @@ nfsd3_proc_commit(struct svc_rqst *rqstp)
* NFSv3 Server procedures.
* Only the results of non-idempotent operations are cached.
*/
-#define nfs3svc_decode_fhandleargs nfs3svc_decode_fhandle
#define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat
#define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat
#define nfsd3_mkdirargs nfsd3_createargs
#define nfsd3_readdirplusargs nfsd3_readdirargs
#define nfsd3_fhandleargs nfsd_fhandle
-#define nfsd3_fhandleres nfsd3_attrstat
#define nfsd3_attrstatres nfsd3_attrstat
#define nfsd3_wccstatres nfsd3_attrstat
#define nfsd3_createres nfsd3_diropres
-#define nfsd3_voidres nfsd3_voidargs
-struct nfsd3_voidargs { int dummy; };
#define ST 1 /* status*/
#define FH 17 /* filehandle with length */
@@ -716,21 +798,26 @@ struct nfsd3_voidargs { int dummy; };
static const struct svc_procedure nfsd_procedures3[22] = {
[NFS3PROC_NULL] = {
.pc_func = nfsd3_proc_null,
- .pc_encode = nfs3svc_encode_voidres,
- .pc_argsize = sizeof(struct nfsd3_voidargs),
- .pc_ressize = sizeof(struct nfsd3_voidres),
+ .pc_decode = nfssvc_decode_voidarg,
+ .pc_encode = nfssvc_encode_voidres,
+ .pc_argsize = sizeof(struct nfsd_voidargs),
+ .pc_argzero = sizeof(struct nfsd_voidargs),
+ .pc_ressize = sizeof(struct nfsd_voidres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST,
+ .pc_name = "NULL",
},
[NFS3PROC_GETATTR] = {
.pc_func = nfsd3_proc_getattr,
.pc_decode = nfs3svc_decode_fhandleargs,
- .pc_encode = nfs3svc_encode_attrstatres,
+ .pc_encode = nfs3svc_encode_getattrres,
.pc_release = nfs3svc_release_fhandle,
- .pc_argsize = sizeof(struct nfsd3_fhandleargs),
+ .pc_argsize = sizeof(struct nfsd_fhandle),
+ .pc_argzero = sizeof(struct nfsd_fhandle),
.pc_ressize = sizeof(struct nfsd3_attrstatres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+AT,
+ .pc_name = "GETATTR",
},
[NFS3PROC_SETATTR] = {
.pc_func = nfsd3_proc_setattr,
@@ -738,19 +825,23 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_wccstatres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_sattrargs),
+ .pc_argzero = sizeof(struct nfsd3_sattrargs),
.pc_ressize = sizeof(struct nfsd3_wccstatres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+WC,
+ .pc_name = "SETATTR",
},
[NFS3PROC_LOOKUP] = {
.pc_func = nfsd3_proc_lookup,
.pc_decode = nfs3svc_decode_diropargs,
- .pc_encode = nfs3svc_encode_diropres,
+ .pc_encode = nfs3svc_encode_lookupres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_diropargs),
+ .pc_argzero = sizeof(struct nfsd3_diropargs),
.pc_ressize = sizeof(struct nfsd3_diropres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+FH+pAT+pAT,
+ .pc_name = "LOOKUP",
},
[NFS3PROC_ACCESS] = {
.pc_func = nfsd3_proc_access,
@@ -758,19 +849,23 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_accessres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_accessargs),
+ .pc_argzero = sizeof(struct nfsd3_accessargs),
.pc_ressize = sizeof(struct nfsd3_accessres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+1,
+ .pc_name = "ACCESS",
},
[NFS3PROC_READLINK] = {
.pc_func = nfsd3_proc_readlink,
- .pc_decode = nfs3svc_decode_readlinkargs,
+ .pc_decode = nfs3svc_decode_fhandleargs,
.pc_encode = nfs3svc_encode_readlinkres,
.pc_release = nfs3svc_release_fhandle,
- .pc_argsize = sizeof(struct nfsd3_readlinkargs),
+ .pc_argsize = sizeof(struct nfsd_fhandle),
+ .pc_argzero = sizeof(struct nfsd_fhandle),
.pc_ressize = sizeof(struct nfsd3_readlinkres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4,
+ .pc_name = "READLINK",
},
[NFS3PROC_READ] = {
.pc_func = nfsd3_proc_read,
@@ -778,9 +873,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_readres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_readargs),
+ .pc_argzero = sizeof(struct nfsd3_readargs),
.pc_ressize = sizeof(struct nfsd3_readres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4,
+ .pc_name = "READ",
},
[NFS3PROC_WRITE] = {
.pc_func = nfsd3_proc_write,
@@ -788,9 +885,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_writeres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_writeargs),
+ .pc_argzero = sizeof(struct nfsd3_writeargs),
.pc_ressize = sizeof(struct nfsd3_writeres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+WC+4,
+ .pc_name = "WRITE",
},
[NFS3PROC_CREATE] = {
.pc_func = nfsd3_proc_create,
@@ -798,9 +897,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_createres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_createargs),
+ .pc_argzero = sizeof(struct nfsd3_createargs),
.pc_ressize = sizeof(struct nfsd3_createres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+(1+FH+pAT)+WC,
+ .pc_name = "CREATE",
},
[NFS3PROC_MKDIR] = {
.pc_func = nfsd3_proc_mkdir,
@@ -808,9 +909,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_createres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_mkdirargs),
+ .pc_argzero = sizeof(struct nfsd3_mkdirargs),
.pc_ressize = sizeof(struct nfsd3_createres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+(1+FH+pAT)+WC,
+ .pc_name = "MKDIR",
},
[NFS3PROC_SYMLINK] = {
.pc_func = nfsd3_proc_symlink,
@@ -818,9 +921,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_createres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_symlinkargs),
+ .pc_argzero = sizeof(struct nfsd3_symlinkargs),
.pc_ressize = sizeof(struct nfsd3_createres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+(1+FH+pAT)+WC,
+ .pc_name = "SYMLINK",
},
[NFS3PROC_MKNOD] = {
.pc_func = nfsd3_proc_mknod,
@@ -828,9 +933,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_createres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_mknodargs),
+ .pc_argzero = sizeof(struct nfsd3_mknodargs),
.pc_ressize = sizeof(struct nfsd3_createres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+(1+FH+pAT)+WC,
+ .pc_name = "MKNOD",
},
[NFS3PROC_REMOVE] = {
.pc_func = nfsd3_proc_remove,
@@ -838,9 +945,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_wccstatres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_diropargs),
+ .pc_argzero = sizeof(struct nfsd3_diropargs),
.pc_ressize = sizeof(struct nfsd3_wccstatres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+WC,
+ .pc_name = "REMOVE",
},
[NFS3PROC_RMDIR] = {
.pc_func = nfsd3_proc_rmdir,
@@ -848,9 +957,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_wccstatres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_diropargs),
+ .pc_argzero = sizeof(struct nfsd3_diropargs),
.pc_ressize = sizeof(struct nfsd3_wccstatres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+WC,
+ .pc_name = "RMDIR",
},
[NFS3PROC_RENAME] = {
.pc_func = nfsd3_proc_rename,
@@ -858,9 +969,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_renameres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_renameargs),
+ .pc_argzero = sizeof(struct nfsd3_renameargs),
.pc_ressize = sizeof(struct nfsd3_renameres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+WC+WC,
+ .pc_name = "RENAME",
},
[NFS3PROC_LINK] = {
.pc_func = nfsd3_proc_link,
@@ -868,9 +981,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_linkres,
.pc_release = nfs3svc_release_fhandle2,
.pc_argsize = sizeof(struct nfsd3_linkargs),
+ .pc_argzero = sizeof(struct nfsd3_linkargs),
.pc_ressize = sizeof(struct nfsd3_linkres),
.pc_cachetype = RC_REPLBUFF,
.pc_xdrressize = ST+pAT+WC,
+ .pc_name = "LINK",
},
[NFS3PROC_READDIR] = {
.pc_func = nfsd3_proc_readdir,
@@ -878,8 +993,10 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_readdirres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_readdirargs),
+ .pc_argzero = sizeof(struct nfsd3_readdirargs),
.pc_ressize = sizeof(struct nfsd3_readdirres),
.pc_cachetype = RC_NOCACHE,
+ .pc_name = "READDIR",
},
[NFS3PROC_READDIRPLUS] = {
.pc_func = nfsd3_proc_readdirplus,
@@ -887,35 +1004,43 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_readdirres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_readdirplusargs),
+ .pc_argzero = sizeof(struct nfsd3_readdirplusargs),
.pc_ressize = sizeof(struct nfsd3_readdirres),
.pc_cachetype = RC_NOCACHE,
+ .pc_name = "READDIRPLUS",
},
[NFS3PROC_FSSTAT] = {
.pc_func = nfsd3_proc_fsstat,
.pc_decode = nfs3svc_decode_fhandleargs,
.pc_encode = nfs3svc_encode_fsstatres,
.pc_argsize = sizeof(struct nfsd3_fhandleargs),
+ .pc_argzero = sizeof(struct nfsd3_fhandleargs),
.pc_ressize = sizeof(struct nfsd3_fsstatres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+2*6+1,
+ .pc_name = "FSSTAT",
},
[NFS3PROC_FSINFO] = {
.pc_func = nfsd3_proc_fsinfo,
.pc_decode = nfs3svc_decode_fhandleargs,
.pc_encode = nfs3svc_encode_fsinfores,
.pc_argsize = sizeof(struct nfsd3_fhandleargs),
+ .pc_argzero = sizeof(struct nfsd3_fhandleargs),
.pc_ressize = sizeof(struct nfsd3_fsinfores),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+12,
+ .pc_name = "FSINFO",
},
[NFS3PROC_PATHCONF] = {
.pc_func = nfsd3_proc_pathconf,
.pc_decode = nfs3svc_decode_fhandleargs,
.pc_encode = nfs3svc_encode_pathconfres,
.pc_argsize = sizeof(struct nfsd3_fhandleargs),
+ .pc_argzero = sizeof(struct nfsd3_fhandleargs),
.pc_ressize = sizeof(struct nfsd3_pathconfres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+pAT+6,
+ .pc_name = "PATHCONF",
},
[NFS3PROC_COMMIT] = {
.pc_func = nfsd3_proc_commit,
@@ -923,9 +1048,11 @@ static const struct svc_procedure nfsd_procedures3[22] = {
.pc_encode = nfs3svc_encode_commitres,
.pc_release = nfs3svc_release_fhandle,
.pc_argsize = sizeof(struct nfsd3_commitargs),
+ .pc_argzero = sizeof(struct nfsd3_commitargs),
.pc_ressize = sizeof(struct nfsd3_commitres),
.pc_cachetype = RC_NOCACHE,
.pc_xdrressize = ST+WC+2,
+ .pc_name = "COMMIT",
},
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.