Merge maxwell.earthlink.net:/usr/src/linus-2.5

into maxwell.earthlink.net:/usr/src/fbdev-2.5

7 files changed, 33 insertions, 24 deletions

diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 08b2125a6dae..af2c968a5571 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -43,6 +43,7 @@ static DECLARE_MUTEX(read_mutex);
 static struct inode *get_cramfs_inode(struct super_block *sb, struct cramfs_inode * cramfs_inode)
 {
 	struct inode * inode = new_inode(sb);
+	static struct timespec zerotime = { 0, 0 };
 
 	if (inode) {
 		inode->i_mode = cramfs_inode->mode;
@@ -51,7 +52,8 @@ static struct inode *get_cramfs_inode(struct super_block *sb, struct cramfs_inod
 		inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1;
 		inode->i_blksize = PAGE_CACHE_SIZE;
 		inode->i_gid = cramfs_inode->gid;
-		inode->i_mtime = inode->i_atime = inode->i_ctime = 0;
+		/* Struct copy intentional */
+		inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime;
 		inode->i_ino = CRAMINO(cramfs_inode);
 		/* inode->i_nlink is left 1 - arguably wrong for directories,
 		   but it's the best we can do without reading the directory
diff --git a/fs/exec.c b/fs/exec.c
index f0b70ae3698d..84fb2e24f106 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -38,7 +38,6 @@
 #include <linux/binfmts.h>
 #include <linux/swap.h>
 #include <linux/utsname.h>
-#define __NO_VERSION__
 #include <linux/module.h>
 #include <linux/namei.h>
 #include <linux/proc_fs.h>
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 1f1ab0213a87..317a8bb269d9 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1529,7 +1529,6 @@ static void
 renew_release(struct rpc_task *task)
 {
 	kfree(task->tk_calldata);
-	task->tk_calldata = NULL;
 }
 
 int
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 8cf8dc082280..f4fff37de0f5 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -270,18 +270,10 @@ nfs_readpage_result(struct rpc_task *task)
 							req->wb_pgbase + count,
 							req->wb_bytes - count);
 
-				if (data->res.eof ||
-				    ((fattr->valid & NFS_ATTR_FATTR) &&
-				     ((req_offset(req) + count) >= fattr->size)))
-					SetPageUptodate(page);
-				else
-					if (count < req->wb_bytes)
-						SetPageError(page);
 				count = 0;
-			} else {
+			} else
 				count -= PAGE_CACHE_SIZE;
-				SetPageUptodate(page);
-			}
+			SetPageUptodate(page);
 		} else
 			SetPageError(page);
 		unlock_page(page);
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 4ea38a35403e..835d996497cb 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -496,13 +496,19 @@ exp_parent(svc_client *clp, struct vfsmount *mnt, struct dentry *dentry,
 {
 	svc_export *exp;
 
-	read_lock(&dparent_lock);
+	dget(dentry);
 	exp = exp_get_by_name(clp, mnt, dentry, reqp);
+
 	while (exp == NULL && dentry != dentry->d_parent) {
-		dentry = dentry->d_parent;
+		struct dentry *parent;
+		read_lock(&dparent_lock);
+		parent = dget(dentry->d_parent);
+		dput(dentry);
+		dentry = parent;
+		read_unlock(&dparent_lock);
 		exp = exp_get_by_name(clp, mnt, dentry, reqp);
 	}
-	read_unlock(&dparent_lock);
+	dput(dentry);
 	return exp;
 }
 
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index db77e132a71e..f61a04d017a7 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -231,6 +231,7 @@ xdr_error:					\
 	p += XDR_QUADLEN(nbytes);		\
 } while (0)
 
+/* READ_BUF, read_buf(): nbytes must be <= PAGE_SIZE */
 #define READ_BUF(nbytes)  do {			\
 	if (nbytes <= (u32)((char *)argp->end - (char *)argp->p)) {	\
 		p = argp->p;			\
@@ -244,15 +245,15 @@ xdr_error:					\
 u32 *read_buf(struct nfsd4_compoundargs *argp, int nbytes)
 {
 	/* We want more bytes than seem to be available.
-	 * Maybe we need a new page, may wehave just run out
+	 * Maybe we need a new page, maybe we have just run out
 	 */
 	int avail = (char*)argp->end - (char*)argp->p;
 	u32 *p;
 	if (avail + argp->pagelen < nbytes)
 		return NULL;
-	if (avail + PAGE_SIZE > nbytes) /* need more than a page !! */
+	if (avail + PAGE_SIZE < nbytes) /* need more than a page !! */
 		return NULL;
-	/* ok, we can do it with the tail plus the next page */
+	/* ok, we can do it with the current plus the next page */
 	if (nbytes <= sizeof(argp->tmp))
 		p = argp->tmp;
 	else {
@@ -851,16 +852,16 @@ nfsd4_decode_write(struct nfsd4_compoundargs *argp, struct nfsd4_write *write)
 		v++;
 		write->wr_vec[v].iov_base = page_address(argp->pagelist[0]);
 		argp->pagelist++;
-		if (argp->pagelen >= PAGE_SIZE) {
+		if (len >= PAGE_SIZE) {
 			write->wr_vec[v].iov_len = PAGE_SIZE;
 			argp->pagelen -= PAGE_SIZE;
 		} else {
 			write->wr_vec[v].iov_len = argp->pagelen;
-			argp->pagelen = 0;
+			argp->pagelen -= len;
 		}
 	}
 	argp->end = (u32*) (write->wr_vec[v].iov_base + write->wr_vec[v].iov_len);
-	argp->p = (u32*)  (write->wr_vec[v].iov_base + len);
+	argp->p = (u32*)  (write->wr_vec[v].iov_base + (XDR_QUADLEN(len) << 2));
 	write->wr_vec[v].iov_len = len;
 	write->wr_vlen = v+1;
 
@@ -1690,7 +1691,8 @@ nfsd4_encode_read(struct nfsd4_compoundres *resp, int nfserr, struct nfsd4_read
 {
 	u32 eof;
 	int v, pn;
-	unsigned long maxcount, len;
+	unsigned long maxcount; 
+	long len;
 	ENCODE_HEAD;
 
 	if (nfserr)
@@ -1731,6 +1733,10 @@ nfsd4_encode_read(struct nfsd4_compoundres *resp, int nfserr, struct nfsd4_read
 
 	resp->xbuf->page_len = maxcount;
 
+	/* read zero bytes -> don't set up tail */
+	if(!maxcount)
+		return 0;        
+
 	/* set up page for remaining responses */
 	svc_take_page(resp->rqstp);
 	resp->xbuf->tail[0].iov_base = 
diff --git a/fs/quota.c b/fs/quota.c
index 8548c3708989..3daa61901363 100644
--- a/fs/quota.c
+++ b/fs/quota.c
@@ -221,12 +221,17 @@ asmlinkage long sys_quotactl(unsigned int cmd, const char *special, qid_t id, ca
 	uint cmds, type;
 	struct super_block *sb = NULL;
 	struct block_device *bdev;
+	char *tmp;
 	int ret = -ENODEV;
 
 	cmds = cmd >> SUBCMDSHIFT;
 	type = cmd & SUBCMDMASK;
 
-	bdev = lookup_bdev(special);
+	tmp = getname(special);
+	if (IS_ERR(tmp))
+		return PTR_ERR(tmp);
+	bdev = lookup_bdev(tmp);
+	putname(tmp);
 	if (IS_ERR(bdev))
 		return PTR_ERR(bdev);
 	sb = get_super(bdev);