Release 4.10 fs/nfsd/nfs3xdr.c

Directory: fs/nfsd
/*
 * XDR support for nfsd/protocol version 3.
 *
 * Copyright (C) 1995, 1996, 1997 Olaf Kirch <okir@monad.swb.de>
 *
 * 2003-08-09 Jamie Lokier: Use htonl() for nanoseconds, not htons()!
 */

#include <linux/namei.h>
#include <linux/sunrpc/svc_xprt.h>
#include "xdr3.h"
#include "auth.h"
#include "netns.h"
#include "vfs.h"


#define NFSDDBG_FACILITY		NFSDDBG_XDR


/*
 * Mapping of S_IF* types to NFS file types
 */

static u32	nfs3_ftypes[] = {
	NF3NON,  NF3FIFO, NF3CHR, NF3BAD,
	NF3DIR,  NF3BAD,  NF3BLK, NF3BAD,
	NF3REG,  NF3BAD,  NF3LNK, NF3BAD,
	NF3SOCK, NF3BAD,  NF3LNK, NF3BAD,
};

/*
 * XDR functions for basic NFS types
 */

static __be32 *

encode_time3(__be32 *p, struct timespec *time)
{
	*p++ = htonl((u32) time->tv_sec); *p++ = htonl(time->tv_nsec);
	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 29 65.91% 1 25.00%
andi kleen andi kleen 12 27.27% 1 25.00%
al viro al viro 2 4.55% 1 25.00%
jamie lokier jamie lokier 1 2.27% 1 25.00%
Total 44 100.00% 4 100.00%


static __be32 *

decode_time3(__be32 *p, struct timespec *time)
{
	time->tv_sec = ntohl(*p++);
	time->tv_nsec = ntohl(*p++);
	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 23 56.10% 1 33.33%
andi kleen andi kleen 16 39.02% 1 33.33%
al viro al viro 2 4.88% 1 33.33%
Total 41 100.00% 3 100.00%


static __be32 *

decode_fh(__be32 *p, struct svc_fh *fhp)
{
	unsigned int size;
	fh_init(fhp, NFS3_FHSIZE);
	size = ntohl(*p++);
	if (size > NFS3_FHSIZE)
		return NULL;

	memcpy(&fhp->fh_handle.fh_base, p, size);
	fhp->fh_handle.fh_size = size;
	return p + XDR_QUADLEN(size);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 72 96.00% 3 60.00%
al viro al viro 2 2.67% 1 20.00%
neil brown neil brown 1 1.33% 1 20.00%
Total 75 100.00% 5 100.00%

/* Helper function for NFSv3 ACL code */


__be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp)
{
	return decode_fh(p, fhp);
}

Contributors
Person Tokens Prop Commits CommitProp
andreas gruenbacher andreas gruenbacher 21 91.30% 1 50.00%
al viro al viro 2 8.70% 1 50.00%
Total 23 100.00% 2 100.00%


static __be32 *

encode_fh(__be32 *p, struct svc_fh *fhp)
{
	unsigned int size = fhp->fh_handle.fh_size;
	*p++ = htonl(size);
	if (size) p[XDR_QUADLEN(size)-1]=0;
	memcpy(p, &fhp->fh_handle.fh_base, size);
	return p + XDR_QUADLEN(size);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 70 95.89% 3 60.00%
al viro al viro 2 2.74% 1 20.00%
neil brown neil brown 1 1.37% 1 20.00%
Total 73 100.00% 5 100.00%

/*
 * Decode a file name and make sure that the path contains
 * no slashes or null bytes.
 */

static __be32 *

decode_filename(__be32 *p, char **namp, unsigned int *lenp)
{
	char		*name;
	unsigned int	i;

	if ((p = xdr_decode_string_inplace(p, namp, lenp, NFS3_MAXNAMLEN)) != NULL) {
		for (i = 0, name = *namp; i < *lenp; i++, name++) {
			if (*name == '\0' || *name == '/')
				return NULL;
		}
	}

	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 87 94.57% 1 25.00%
al viro al viro 2 2.17% 1 25.00%
chuck lever chuck lever 2 2.17% 1 25.00%
linus torvalds linus torvalds 1 1.09% 1 25.00%
Total 92 100.00% 4 100.00%


static __be32 *

decode_sattr3(__be32 *p, struct iattr *iap)
{
	u32	tmp;

	iap->ia_valid = 0;

	if (*p++) {
		iap->ia_valid |= ATTR_MODE;
		iap->ia_mode = ntohl(*p++);
	}
	if (*p++) {
		iap->ia_uid = make_kuid(&init_user_ns, ntohl(*p++));
		if (uid_valid(iap->ia_uid))
			iap->ia_valid |= ATTR_UID;
	}
	if (*p++) {
		iap->ia_gid = make_kgid(&init_user_ns, ntohl(*p++));
		if (gid_valid(iap->ia_gid))
			iap->ia_valid |= ATTR_GID;
	}
	if (*p++) {
		u64	newsize;

		iap->ia_valid |= ATTR_SIZE;
		p = xdr_decode_hyper(p, &newsize);
		iap->ia_size = min_t(u64, newsize, NFS_OFFSET_MAX);
	}
	if ((tmp = ntohl(*p++)) == 1) {	/* set to server time */
		iap->ia_valid |= ATTR_ATIME;
	} else if (tmp == 2) {		/* set to client time */
		iap->ia_valid |= ATTR_ATIME | ATTR_ATIME_SET;
		iap->ia_atime.tv_sec = ntohl(*p++);
		iap->ia_atime.tv_nsec = ntohl(*p++);
	}
	if ((tmp = ntohl(*p++)) == 1) {	/* set to server time */
		iap->ia_valid |= ATTR_MTIME;
	} else if (tmp == 2) {		/* set to client time */
		iap->ia_valid |= ATTR_MTIME | ATTR_MTIME_SET;
		iap->ia_mtime.tv_sec = ntohl(*p++);
		iap->ia_mtime.tv_nsec = ntohl(*p++);
	}
	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 233 75.40% 4 50.00%
eric w. biederman eric w. biederman 42 13.59% 1 12.50%
andi kleen andi kleen 26 8.41% 1 12.50%
kinglong mee kinglong mee 6 1.94% 1 12.50%
al viro al viro 2 0.65% 1 12.50%
Total 309 100.00% 8 100.00%



static __be32 *encode_fsid(__be32 *p, struct svc_fh *fhp)
{
	u64 f;
	switch(fsid_source(fhp)) {
	default:
	case FSIDSOURCE_DEV:
		p = xdr_encode_hyper(p, (u64)huge_encode_dev
				     (fhp->fh_dentry->d_sb->s_dev));
		break;
	case FSIDSOURCE_FSID:
		p = xdr_encode_hyper(p, (u64) fhp->fh_export->ex_fsid);
		break;
	case FSIDSOURCE_UUID:
		f = ((u64*)fhp->fh_export->ex_uuid)[0];
		f ^= ((u64*)fhp->fh_export->ex_uuid)[1];
		p = xdr_encode_hyper(p, f);
		break;
	}
	return p;
}

Contributors
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neil brown neil brown 123 99.19% 1 50.00%
al viro al viro 1 0.81% 1 50.00%
Total 124 100.00% 2 100.00%


static __be32 *

encode_fattr3(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
	      struct kstat *stat)
{
	*p++ = htonl(nfs3_ftypes[(stat->mode & S_IFMT) >> 12]);
	*p++ = htonl((u32) (stat->mode & S_IALLUGO));
	*p++ = htonl((u32) stat->nlink);
	*p++ = htonl((u32) from_kuid(&init_user_ns, stat->uid));
	*p++ = htonl((u32) from_kgid(&init_user_ns, stat->gid));
	if (S_ISLNK(stat->mode) && stat->size > NFS3_MAXPATHLEN) {
		p = xdr_encode_hyper(p, (u64) NFS3_MAXPATHLEN);
	} else {
		p = xdr_encode_hyper(p, (u64) stat->size);
	}
	p = xdr_encode_hyper(p, ((u64)stat->blocks) << 9);
	*p++ = htonl((u32) MAJOR(stat->rdev));
	*p++ = htonl((u32) MINOR(stat->rdev));
	p = encode_fsid(p, fhp);
	p = xdr_encode_hyper(p, stat->ino);
	p = encode_time3(p, &stat->atime);
	p = encode_time3(p, &stat->mtime);
	p = encode_time3(p, &stat->ctime);

	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 184 66.91% 4 28.57%
al viro al viro 33 12.00% 3 21.43%
david shaw david shaw 19 6.91% 1 7.14%
eric w. biederman eric w. biederman 12 4.36% 1 7.14%
andi kleen andi kleen 9 3.27% 1 7.14%
neil brown neil brown 9 3.27% 2 14.29%
albert fluegel albert fluegel 6 2.18% 1 7.14%
peter staubach peter staubach 3 1.09% 1 7.14%
Total 275 100.00% 14 100.00%


static __be32 *

encode_saved_post_attr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp)
{
	/* Attributes to follow */
	*p++ = xdr_one;
	return encode_fattr3(rqstp, p, fhp, &fhp->fh_post_attr);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 34 79.07% 2 33.33%
peter staubach peter staubach 3 6.98% 1 16.67%
al viro al viro 2 4.65% 1 16.67%
andi kleen andi kleen 2 4.65% 1 16.67%
neil brown neil brown 2 4.65% 1 16.67%
Total 43 100.00% 6 100.00%

/*
 * Encode post-operation attributes.
 * The inode may be NULL if the call failed because of a stale file
 * handle. In this case, no attributes are returned.
 */

static __be32 *

encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp)
{
	struct dentry *dentry = fhp->fh_dentry;
	if (dentry && d_really_is_positive(dentry)) {
	        __be32 err;
		struct kstat stat;

		err = fh_getattr(fhp, &stat);
		if (!err) {
			*p++ = xdr_one;		/* attributes follow */
			lease_get_mtime(d_inode(dentry), &stat.mtime);
			return encode_fattr3(rqstp, p, fhp, &stat);
		}
	}
	*p++ = xdr_zero;
	return p;
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 50 46.73% 2 25.00%
david shaw david shaw 25 23.36% 1 12.50%
neil brown neil brown 12 11.21% 1 12.50%
peter staubach peter staubach 10 9.35% 1 12.50%
david howells david howells 6 5.61% 1 12.50%
al viro al viro 4 3.74% 2 25.00%
Total 107 100.00% 8 100.00%

/* Helper for NFSv3 ACLs */

__be32 *

nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp)
{
	return encode_post_op_attr(rqstp, p, fhp);
}

Contributors
Person Tokens Prop Commits CommitProp
andreas gruenbacher andreas gruenbacher 28 93.33% 1 50.00%
al viro al viro 2 6.67% 1 50.00%
Total 30 100.00% 2 100.00%

/*
 * Enocde weak cache consistency data
 */

static __be32 *

encode_wcc_data(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp)
{
	struct dentry	*dentry = fhp->fh_dentry;

	if (dentry && d_really_is_positive(dentry) && fhp->fh_post_saved) {
		if (fhp->fh_pre_saved) {
			*p++ = xdr_one;
			p = xdr_encode_hyper(p, (u64) fhp->fh_pre_size);
			p = encode_time3(p, &fhp->fh_pre_mtime);
			p = encode_time3(p, &fhp->fh_pre_ctime);
		} else {
			*p++ = xdr_zero;
		}
		return encode_saved_post_attr(rqstp, p, fhp);
	}
	/* no pre- or post-attrs */
	*p++ = xdr_zero;
	return encode_post_op_attr(rqstp, p, fhp);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 120 90.23% 3 37.50%
neil brown neil brown 6 4.51% 2 25.00%
david howells david howells 3 2.26% 1 12.50%
andi kleen andi kleen 2 1.50% 1 12.50%
al viro al viro 2 1.50% 1 12.50%
Total 133 100.00% 8 100.00%

/*
 * Fill in the post_op attr for the wcc data
 */


void fill_post_wcc(struct svc_fh *fhp)
{
	__be32 err;

	if (fhp->fh_post_saved)
		printk("nfsd: inode locked twice during operation.\n");

	err = fh_getattr(fhp, &fhp->fh_post_attr);
	fhp->fh_post_change = d_inode(fhp->fh_dentry)->i_version;
	if (err) {
		fhp->fh_post_saved = false;
		/* Grab the ctime anyway - set_change_info might use it */
		fhp->fh_post_attr.ctime = d_inode(fhp->fh_dentry)->i_ctime;
	} else
		fhp->fh_post_saved = true;
}

Contributors
Person Tokens Prop Commits CommitProp
peter staubach peter staubach 49 58.33% 1 16.67%
neil brown neil brown 15 17.86% 1 16.67%
j. bruce fields j. bruce fields 10 11.90% 1 16.67%
david howells david howells 6 7.14% 1 16.67%
jeff layton jeff layton 2 2.38% 1 16.67%
al viro al viro 2 2.38% 1 16.67%
Total 84 100.00% 6 100.00%

/*
 * XDR decode functions
 */

int

nfs3svc_decode_fhandle(struct svc_rqst *rqstp, __be32 *p, struct nfsd_fhandle *args)
{
	p = decode_fh(p, &args->fh);
	if (!p)
		return 0;
	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 35 74.47% 1 25.00%
neil brown neil brown 6 12.77% 1 25.00%
benoit taine benoit taine 5 10.64% 1 25.00%
al viro al viro 1 2.13% 1 25.00%
Total 47 100.00% 4 100.00%


int

nfs3svc_decode_sattrargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_sattrargs *args)
{
	p = decode_fh(p, &args->fh);
	if (!p)
		return 0;
	p = decode_sattr3(p, &args->attrs);

	if ((args->check_guard = ntohl(*p++)) != 0) { 
		struct timespec time; 
		p = decode_time3(p, &time);
		args->guardtime = time.tv_sec;
	}

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 76 76.00% 2 33.33%
andi kleen andi kleen 13 13.00% 1 16.67%
benoit taine benoit taine 5 5.00% 1 16.67%
neil brown neil brown 5 5.00% 1 16.67%
al viro al viro 1 1.00% 1 16.67%
Total 100 100.00% 6 100.00%


int

nfs3svc_decode_diropargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_diropargs *args)
{
	if (!(p = decode_fh(p, &args->fh))
	 || !(p = decode_filename(p, &args->name, &args->len)))
		return 0;

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 66 98.51% 1 50.00%
al viro al viro 1 1.49% 1 50.00%
Total 67 100.00% 2 100.00%


int

nfs3svc_decode_accessargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_accessargs *args)
{
	p = decode_fh(p, &args->fh);
	if (!p)
		return 0;
	args->access = ntohl(*p++);

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 52 89.66% 1 33.33%
benoit taine benoit taine 5 8.62% 1 33.33%
al viro al viro 1 1.72% 1 33.33%
Total 58 100.00% 3 100.00%


int

nfs3svc_decode_readargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_readargs *args)
{
	unsigned int len;
	int v;
	u32 max_blocksize = svc_max_payload(rqstp);

	p = decode_fh(p, &args->fh);
	if (!p)
		return 0;
	p = xdr_decode_hyper(p, &args->offset);

	args->count = ntohl(*p++);
	len = min(args->count, max_blocksize);

	/* set up the kvec */
	v=0;
	while (len > 0) {
		struct page *p = *(rqstp->rq_next_page++);

		rqstp->rq_vec[v].iov_base = page_address(p);
		rqstp->rq_vec[v].iov_len = min_t(unsigned int, len, PAGE_SIZE);
		len -= rqstp->rq_vec[v].iov_len;
		v++;
	}
	args->vlen = v;
	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
neil brown neil brown 73 41.95% 6 40.00%
pre-git pre-git 59 33.91% 3 20.00%
kinglong mee kinglong mee 15 8.62% 1 6.67%
j. bruce fields j. bruce fields 11 6.32% 1 6.67%
greg banks greg banks 9 5.17% 1 6.67%
benoit taine benoit taine 5 2.87% 1 6.67%
al viro al viro 2 1.15% 2 13.33%
Total 174 100.00% 15 100.00%


int

nfs3svc_decode_writeargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_writeargs *args)
{
	unsigned int len, v, hdr, dlen;
	u32 max_blocksize = svc_max_payload(rqstp);

	p = decode_fh(p, &args->fh);
	if (!p)
		return 0;
	p = xdr_decode_hyper(p, &args->offset);

	args->count = ntohl(*p++);
	args->stable = ntohl(*p++);
	len = args->len = ntohl(*p++);
	/*
         * The count must equal the amount of data passed.
         */
	if (args->count != args->len)
		return 0;

	/*
         * Check to make sure that we got the right number of
         * bytes.
         */
	hdr = (void*)p - rqstp->rq_arg.head[0].iov_base;
	dlen = rqstp->rq_arg.head[0].iov_len + rqstp->rq_arg.page_len
		+ rqstp->rq_arg.tail[0].iov_len - hdr;
	/*
         * Round the length of the data which was specified up to
         * the next multiple of XDR units and then compare that
         * against the length which was actually received.
         * Note that when RPCSEC/GSS (for example) is used, the
         * data buffer can be padded so dlen might be larger
         * than required.  It must never be smaller.
         */
	if (dlen < XDR_QUADLEN(len)*4)
		return 0;

	if (args->count > max_blocksize) {
		args->count = max_blocksize;
		len = args->len = max_blocksize;
	}
	rqstp->rq_vec[0].iov_base = (void*)p;
	rqstp->rq_vec[0].iov_len = rqstp->rq_arg.head[0].iov_len - hdr;
	v = 0;
	while (len > rqstp->rq_vec[v].iov_len) {
		len -= rqstp->rq_vec[v].iov_len;
		v++;
		rqstp->rq_vec[v].iov_base = page_address(rqstp->rq_pages[v]);
		rqstp->rq_vec[v].iov_len = PAGE_SIZE;
	}
	rqstp->rq_vec[v].iov_len = len;
	args->vlen = v + 1;
	return 1;
}

Contributors
Person Tokens Prop Commits CommitProp
neil brown neil brown 164 49.55% 7 46.67%
pre-git pre-git 87 26.28% 3 20.00%
peter staubach peter staubach 55 16.62% 1 6.67%
chuck lever chuck lever 11 3.32% 1 6.67%
greg banks greg banks 8 2.42% 1 6.67%
benoit taine benoit taine 5 1.51% 1 6.67%
al viro al viro 1 0.30% 1 6.67%
Total 331 100.00% 15 100.00%


int

nfs3svc_decode_createargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_createargs *args)
{
	if (!(p = decode_fh(p, &args->fh))
	 || !(p = decode_filename(p, &args->name, &args->len)))
		return 0;

	switch (args->createmode = ntohl(*p++)) {
	case NFS3_CREATE_UNCHECKED:
	case NFS3_CREATE_GUARDED:
		p = decode_sattr3(p, &args->attrs);
		break;
	case NFS3_CREATE_EXCLUSIVE:
		args->verf = p;
		p += 2;
		break;
	default:
		return 0;
	}

	return xdr_argsize_check(rqstp, p);
}
Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 117 98.32% 2 50.00%
neil brown neil brown 1 0.84% 1 25.00%
al viro al viro 1 0.84% 1 25.00%
Total 119 100.00% 4 100.00%


int

nfs3svc_decode_mkdirargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_createargs *args)
{
	if (!(p = decode_fh(p, &args->fh)) ||
	    !(p = decode_filename(p, &args->name, &args->len)))
		return 0;
	p = decode_sattr3(p, &args->attrs);

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 73 92.41% 1 33.33%
neil brown neil brown 5 6.33% 1 33.33%
al viro al viro 1 1.27% 1 33.33%
Total 79 100.00% 3 100.00%


int

nfs3svc_decode_symlinkargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_symlinkargs *args)
{
	unsigned int len, avail;
	char *old, *new;
	struct kvec *vec;

	if (!(p = decode_fh(p, &args->ffh)) ||
	    !(p = decode_filename(p, &args->fname, &args->flen))
		)
		return 0;
	p = decode_sattr3(p, &args->attrs);

	/* now decode the pathname, which might be larger than the first page.
         * As we have to check for nul's anyway, we copy it into a new page
         * This page appears in the rq_res.pages list, but as pages_len is always
         * 0, it won't get in the way
         */
	len = ntohl(*p++);
	if (len == 0 || len > NFS3_MAXPATHLEN || len >= PAGE_SIZE)
		return 0;
	args->tname = new = page_address(*(rqstp->rq_next_page++));
	args->tlen = len;
	/* first copy and check from the first page */
	old = (char*)p;
	vec = &rqstp->rq_arg.head[0];
	avail = vec->iov_len - (old - (char*)vec->iov_base);
	while (len && avail && *old) {
		*new++ = *old++;
		len--;
		avail--;
	}
	/* now copy next page if there is one */
	if (len && !avail && rqstp->rq_arg.page_len) {
		avail = min_t(unsigned int, rqstp->rq_arg.page_len, PAGE_SIZE);
		old = page_address(rqstp->rq_arg.pages[0]);
	}
	while (len && avail && *old) {
		*new++ = *old++;
		len--;
		avail--;
	}
	*new = '\0';
	if (len)
		return 0;

	return 1;
}

Contributors
Person Tokens Prop Commits CommitProp
neil brown neil brown 188 66.20% 5 45.45%
pre-git pre-git 81 28.52% 1 9.09%
kinglong mee kinglong mee 8 2.82% 1 9.09%
j. bruce fields j. bruce fields 4 1.41% 1 9.09%
al viro al viro 2 0.70% 2 18.18%
chuck lever chuck lever 1 0.35% 1 9.09%
Total 284 100.00% 11 100.00%


int

nfs3svc_decode_mknodargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_mknodargs *args)
{
	if (!(p = decode_fh(p, &args->fh))
	 || !(p = decode_filename(p, &args->name, &args->len)))
		return 0;

	args->ftype = ntohl(*p++);

	if (args->ftype == NF3BLK  || args->ftype == NF3CHR
	 || args->ftype == NF3SOCK || args->ftype == NF3FIFO)
		p = decode_sattr3(p, &args->attrs);

	if (args->ftype == NF3BLK || args->ftype == NF3CHR) {
		args->major = ntohl(*p++);
		args->minor = ntohl(*p++);
	}

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 152 98.70% 1 33.33%
neil brown neil brown 1 0.65% 1 33.33%
al viro al viro 1 0.65% 1 33.33%
Total 154 100.00% 3 100.00%


int

nfs3svc_decode_renameargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_renameargs *args)
{
	if (!(p = decode_fh(p, &args->ffh))
	 || !(p = decode_filename(p, &args->fname, &args->flen))
	 || !(p = decode_fh(p, &args->tfh))
	 || !(p = decode_filename(p, &args->tname, &args->tlen)))
		return 0;

	return xdr_argsize_check(rqstp, p);
}

Contributors
Person Tokens Prop Commits CommitProp
pre-git pre-git 101 99.02% 1 50.00%
al viro al viro 1 0.98% 1 50.00%
Total 102 100.00% 2 100.00%


int

nfs3svc_decode_readlinkargs(struct svc_rqst *rqstp, __be32 *p,
					struct nfsd3_readlinkargs *args)
{
	p
	Person	Tokens	Prop	Commits	CommitProp
pre-git	pre-git	29	65.91%	1	25.00%
andi kleen	andi kleen	12	27.27%	1	25.00%
al viro	al viro	2	4.55%	1	25.00%
jamie lokier	jamie lokier	1	2.27%	1	25.00%
	Total	44	100.00%	4	100.00%
cregit-Linux how code gets into the kernel

Release 4.10 fs/nfsd/nfs3xdr.c

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