X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fcoda%2Ffile.c;h=29137ff3ca67c155ac2da3d9328258700369195e;hb=939ab20152390c8ccccfa6fac0830405ca91d903;hp=7594962604c21051bc1d48a154f701678f191144;hpb=f745bb1c73e2395e6b9961d4d915a8f8e2cd32cd;p=linux-2.6-omap-h63xx.git

diff --git a/fs/coda/file.c b/fs/coda/file.c
index 7594962604c..29137ff3ca6 100644
--- a/fs/coda/file.c
+++ b/fs/coda/file.c
@@ -25,10 +25,6 @@
 
 #include "coda_int.h"
 
-/* if CODA_STORE fails with EOPNOTSUPP, venus clearly doesn't support
- * CODA_STORE/CODA_RELEASE and we fall back on using the CODA_CLOSE upcall */
-static int use_coda_close;
-
 static ssize_t
 coda_file_read(struct file *coda_file, char __user *buf, size_t count, loff_t *ppos)
 {
@@ -163,47 +159,6 @@ int coda_open(struct inode *coda_inode, struct file *coda_file)
 	return 0;
 }
 
-int coda_flush(struct file *coda_file, fl_owner_t id)
-{
-	unsigned short flags = coda_file->f_flags & ~O_EXCL;
-	unsigned short coda_flags = coda_flags_to_cflags(flags);
-	struct coda_file_info *cfi;
-	struct inode *coda_inode;
-	int err = 0, fcnt;
-
-	lock_kernel();
-
-	/* last close semantics */
-	fcnt = file_count(coda_file);
-	if (fcnt > 1)
-		goto out;
-
-	/* No need to make an upcall when we have not made any modifications
-	 * to the file */
-	if ((coda_file->f_flags & O_ACCMODE) == O_RDONLY)
-		goto out;
-
-	if (use_coda_close)
-		goto out;
-
-	cfi = CODA_FTOC(coda_file);
-	BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
-
-	coda_inode = coda_file->f_path.dentry->d_inode;
-
-	err = venus_store(coda_inode->i_sb, coda_i2f(coda_inode), coda_flags,
-			  coda_file->f_uid);
-
-	if (err == -EOPNOTSUPP) {
-		use_coda_close = 1;
-		err = 0;
-	}
-
-out:
-	unlock_kernel();
-	return err;
-}
-
 int coda_release(struct inode *coda_inode, struct file *coda_file)
 {
 	unsigned short flags = (coda_file->f_flags) & (~O_EXCL);
@@ -215,21 +170,11 @@ int coda_release(struct inode *coda_inode, struct file *coda_file)
 
 	lock_kernel();
 
-	if (!use_coda_close) {
-		err = venus_release(coda_inode->i_sb, coda_i2f(coda_inode),
-				    coda_flags);
-		if (err == -EOPNOTSUPP) {
-			use_coda_close = 1;
-			err = 0;
-		}
-	}
-
 	cfi = CODA_FTOC(coda_file);
 	BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
 
-	if (use_coda_close)
-		err = venus_close(coda_inode->i_sb, coda_i2f(coda_inode),
-				  coda_flags, coda_file->f_uid);
+	err = venus_close(coda_inode->i_sb, coda_i2f(coda_inode),
+			  coda_flags, coda_file->f_uid);
 
 	host_inode = cfi->cfi_container->f_path.dentry->d_inode;
 	cii = ITOC(coda_inode);
@@ -246,7 +191,10 @@ int coda_release(struct inode *coda_inode, struct file *coda_file)
 	coda_file->private_data = NULL;
 
 	unlock_kernel();
-	return err;
+
+	/* VFS fput ignores the return value from file_operations->release, so
+	 * there is no use returning an error here */
+	return 0;
 }
 
 int coda_fsync(struct file *coda_file, struct dentry *coda_dentry, int datasync)
@@ -288,7 +236,6 @@ const struct file_operations coda_file_operations = {
 	.write		= coda_file_write,
 	.mmap		= coda_file_mmap,
 	.open		= coda_open,
-	.flush		= coda_flush,
 	.release	= coda_release,
 	.fsync		= coda_fsync,
 	.splice_read	= coda_file_splice_read,