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authorJeff Layton <jlayton@redhat.com>2010-10-15 15:34:01 -0400
committerSteve French <sfrench@us.ibm.com>2010-10-18 01:07:20 +0000
commit2e396b83f6087b78dac5a18d6d0cf9f8426a00b3 (patch)
tree890c0af098920fe79e85f475a25fcc2f0d8c00bc
parent7da4b49a0ec481239d9cd51f7053aa8e4e191fa7 (diff)
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cifs: eliminate pfile pointer from cifsFileInfo
All the remaining users of cifsFileInfo->pfile just use it to get at the f_flags/f_mode. Now that we store that separately in the cifsFileInfo, there's no need to consult the pfile at all from a cifsFileInfo pointer. Signed-off-by: Jeff Layton <jlayton@redhat.com> Reviewed-by: Suresh Jayaraman <sjayaraman@suse.de> Acked-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
-rw-r--r--fs/cifs/cifsglob.h1
-rw-r--r--fs/cifs/dir.c1
-rw-r--r--fs/cifs/file.c11
3 files changed, 3 insertions, 10 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index b746dec..9f99afa 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -388,7 +388,6 @@ struct cifsFileInfo {
__u16 netfid; /* file id from remote */
/* BB add lock scope info here if needed */ ;
/* lock scope id (0 if none) */
- struct file *pfile; /* needed for writepage */
struct dentry *dentry;
unsigned int f_flags;
struct tcon_link *tlink;
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 3c23d88..600eac1 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -148,7 +148,6 @@ cifs_new_fileinfo(__u16 fileHandle, struct file *file,
pCifsFile->uid = current_fsuid();
pCifsFile->dentry = dget(dentry);
pCifsFile->f_flags = file->f_flags;
- pCifsFile->pfile = file;
pCifsFile->invalidHandle = false;
pCifsFile->closePend = false;
pCifsFile->tlink = cifs_get_tlink(tlink);
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index d5f3007..7935816 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1144,8 +1144,7 @@ struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *cifs_inode,
continue;
if (fsuid_only && open_file->uid != current_fsuid())
continue;
- if (open_file->pfile && ((open_file->pfile->f_flags & O_RDWR) ||
- (open_file->pfile->f_flags & O_RDONLY))) {
+ if (OPEN_FMODE(open_file->f_flags) & FMODE_READ) {
if (!open_file->invalidHandle) {
/* found a good file */
/* lock it so it will not be closed on us */
@@ -1194,9 +1193,7 @@ refind_writable:
continue;
if (fsuid_only && open_file->uid != current_fsuid())
continue;
- if (open_file->pfile &&
- ((open_file->pfile->f_flags & O_RDWR) ||
- (open_file->pfile->f_flags & O_WRONLY))) {
+ if (OPEN_FMODE(open_file->f_flags) & FMODE_WRITE) {
cifsFileInfo_get(open_file);
if (!open_file->invalidHandle) {
@@ -2160,9 +2157,7 @@ static int is_inode_writable(struct cifsInodeInfo *cifs_inode)
list_for_each_entry(open_file, &cifs_inode->openFileList, flist) {
if (open_file->closePend)
continue;
- if (open_file->pfile &&
- ((open_file->pfile->f_flags & O_RDWR) ||
- (open_file->pfile->f_flags & O_WRONLY))) {
+ if (OPEN_FMODE(open_file->f_flags) & FMODE_WRITE) {
read_unlock(&GlobalSMBSeslock);
return 1;
}