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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-21 13:02:17 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-21 13:02:17 -0800
commit9654640d0af8f2de40ff3807d3695109d3463f54 (patch)
treeab279cb78248152fe19d3d2a977f33f883abed40 /fs
parentb5bf28cde894b3bb3bd25c13a7647020562f9ea0 (diff)
parent004c46b9e588edf549a39c5db54e37ebd0b3b3ad (diff)
downloadop-kernel-dev-9654640d0af8f2de40ff3807d3695109d3463f54.zip
op-kernel-dev-9654640d0af8f2de40ff3807d3695109d3463f54.tar.gz
Merge master.kernel.org:/pub/scm/linux/kernel/git/sfrench/cifs-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/sfrench/cifs-2.6: [CIFS] One line missing from previous commit [CIFS] mtime bounces from local to remote when cifs nocmtime i_flags overwritten [CIFS] fix &&/& typo in cifs_setattr()
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/cifsfs.c11
-rw-r--r--fs/cifs/cifspdu.h8
-rw-r--r--fs/cifs/file.c5
-rw-r--r--fs/cifs/inode.c7
-rw-r--r--fs/cifs/link.c3
-rw-r--r--fs/cifs/readdir.c4
6 files changed, 28 insertions, 10 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index e8287c4..bc2c0ac 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -91,8 +91,9 @@ cifs_read_super(struct super_block *sb, void *data,
struct inode *inode;
struct cifs_sb_info *cifs_sb;
int rc = 0;
-
- sb->s_flags |= MS_NODIRATIME; /* and probably even noatime */
+
+ /* BB should we make this contingent on mount parm? */
+ sb->s_flags |= MS_NODIRATIME | MS_NOATIME;
sb->s_fs_info = kzalloc(sizeof(struct cifs_sb_info),GFP_KERNEL);
cifs_sb = CIFS_SB(sb);
if(cifs_sb == NULL)
@@ -258,7 +259,10 @@ cifs_alloc_inode(struct super_block *sb)
cifs_inode->clientCanCacheRead = FALSE;
cifs_inode->clientCanCacheAll = FALSE;
cifs_inode->vfs_inode.i_blkbits = 14; /* 2**14 = CIFS_MAX_MSGSIZE */
- cifs_inode->vfs_inode.i_flags = S_NOATIME | S_NOCMTIME;
+
+ /* Can not set i_flags here - they get immediately overwritten
+ to zero by the VFS */
+/* cifs_inode->vfs_inode.i_flags = S_NOATIME | S_NOCMTIME;*/
INIT_LIST_HEAD(&cifs_inode->openFileList);
return &cifs_inode->vfs_inode;
}
@@ -283,6 +287,7 @@ cifs_show_options(struct seq_file *s, struct vfsmount *m)
if (cifs_sb) {
if (cifs_sb->tcon) {
+/* BB add prepath to mount options displayed */
seq_printf(s, ",unc=%s", cifs_sb->tcon->treeName);
if (cifs_sb->tcon->ses) {
if (cifs_sb->tcon->ses->userName)
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index 7d95054..2498d64 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -35,9 +35,11 @@
#define BAD_PROT 0xFFFF
/* SMB command codes */
-/* Some commands have minimal (wct=0,bcc=0), or uninteresting, responses
- (ie which include no useful data other than the SMB error code itself).
- Knowing this helps avoid response buffer allocations and copy in some cases */
+/*
+ * Some commands have minimal (wct=0,bcc=0), or uninteresting, responses
+ * (ie which include no useful data other than the SMB error code itself).
+ * Knowing this helps avoid response buffer allocations and copy in some cases
+ */
#define SMB_COM_CREATE_DIRECTORY 0x00 /* trivial response */
#define SMB_COM_DELETE_DIRECTORY 0x01 /* trivial response */
#define SMB_COM_CLOSE 0x04 /* triv req/rsp, timestamp ignored */
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 07ff935..a1265c9 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1014,8 +1014,9 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
/* since the write may have blocked check these pointers again */
if (file->f_path.dentry) {
if (file->f_path.dentry->d_inode) {
- file->f_path.dentry->d_inode->i_ctime =
- file->f_path.dentry->d_inode->i_mtime = CURRENT_TIME;
+/*BB We could make this contingent on superblock ATIME flag too */
+/* file->f_path.dentry->d_inode->i_ctime =
+ file->f_path.dentry->d_inode->i_mtime = CURRENT_TIME;*/
if (total_written > 0) {
if (*poffset > file->f_path.dentry->d_inode->i_size)
i_size_write(file->f_path.dentry->d_inode,
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 3f5bc83..37c6ce8 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -90,6 +90,9 @@ int cifs_get_inode_info_unix(struct inode **pinode,
(*pinode)->i_ino =
(unsigned long)findData.UniqueId;
} /* note ino incremented to unique num in new_inode */
+ if(sb->s_flags & MS_NOATIME)
+ (*pinode)->i_flags |= S_NOATIME | S_NOCMTIME;
+
insert_inode_hash(*pinode);
}
@@ -421,6 +424,8 @@ int cifs_get_inode_info(struct inode **pinode,
} else /* do we need cast or hash to ino? */
(*pinode)->i_ino = inode_num;
} /* else ino incremented to unique num in new_inode*/
+ if(sb->s_flags & MS_NOATIME)
+ (*pinode)->i_flags |= S_NOATIME | S_NOCMTIME;
insert_inode_hash(*pinode);
}
inode = *pinode;
@@ -1359,7 +1364,7 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
and this check ensures that we are not being called from
sys_utimes in which case we ought to fail the call back to
the user when the server rejects the call */
- if((rc) && (attrs->ia_valid &&
+ if((rc) && (attrs->ia_valid &
(ATTR_MODE | ATTR_GID | ATTR_UID | ATTR_SIZE)))
rc = 0;
}
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index 8e25996..6baea85 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -77,7 +77,8 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode,
cifsInode = CIFS_I(old_file->d_inode);
if(rc == 0) {
old_file->d_inode->i_nlink++;
- old_file->d_inode->i_ctime = CURRENT_TIME;
+/* BB should we make this contingent on superblock flag NOATIME? */
+/* old_file->d_inode->i_ctime = CURRENT_TIME;*/
/* parent dir timestamps will update from srv
within a second, would it really be worth it
to set the parent dir cifs inode time to zero
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index c6220bd..c444798 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -83,6 +83,8 @@ static int construct_dentry(struct qstr *qstring, struct file *file,
return rc;
rc = 1;
}
+ if(file->f_path.dentry->d_sb->s_flags & MS_NOATIME)
+ (*ptmp_inode)->i_flags |= S_NOATIME | S_NOCMTIME;
} else {
tmp_dentry = d_alloc(file->f_path.dentry, qstring);
if(tmp_dentry == NULL) {
@@ -98,6 +100,8 @@ static int construct_dentry(struct qstr *qstring, struct file *file,
tmp_dentry->d_op = &cifs_dentry_ops;
if(*ptmp_inode == NULL)
return rc;
+ if(file->f_path.dentry->d_sb->s_flags & MS_NOATIME)
+ (*ptmp_inode)->i_flags |= S_NOATIME | S_NOCMTIME;
rc = 2;
}
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