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Diffstat (limited to 'fs/cifs/inode.c')
-rw-r--r--fs/cifs/inode.c43
1 files changed, 23 insertions, 20 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index ca76a9287456..1e8a4b1579db 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -113,6 +113,7 @@ cifs_revalidate_cache(struct inode *inode, struct cifs_fattr *fattr)
}
/* revalidate if mtime or size have changed */
+ fattr->cf_mtime = timestamp_truncate(fattr->cf_mtime, inode);
if (timespec64_equal(&inode->i_mtime, &fattr->cf_mtime) &&
cifs_i->server_eof == fattr->cf_eof) {
cifs_dbg(FYI, "%s: inode %llu is unchanged\n",
@@ -162,6 +163,9 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr)
cifs_revalidate_cache(inode, fattr);
spin_lock(&inode->i_lock);
+ fattr->cf_mtime = timestamp_truncate(fattr->cf_mtime, inode);
+ fattr->cf_atime = timestamp_truncate(fattr->cf_atime, inode);
+ fattr->cf_ctime = timestamp_truncate(fattr->cf_ctime, inode);
/* we do not want atime to be less than mtime, it broke some apps */
if (timespec64_compare(&fattr->cf_atime, &fattr->cf_mtime) < 0)
inode->i_atime = fattr->cf_mtime;
@@ -329,8 +333,7 @@ cifs_create_dfs_fattr(struct cifs_fattr *fattr, struct super_block *sb)
fattr->cf_mode = S_IFDIR | S_IXUGO | S_IRWXU;
fattr->cf_uid = cifs_sb->mnt_uid;
fattr->cf_gid = cifs_sb->mnt_gid;
- ktime_get_real_ts64(&fattr->cf_mtime);
- fattr->cf_mtime = timespec64_trunc(fattr->cf_mtime, sb->s_time_gran);
+ ktime_get_coarse_real_ts64(&fattr->cf_mtime);
fattr->cf_atime = fattr->cf_ctime = fattr->cf_mtime;
fattr->cf_nlink = 2;
fattr->cf_flags = CIFS_FATTR_DFS_REFERRAL;
@@ -472,9 +475,7 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path,
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = GENERIC_READ;
- oparms.create_options = CREATE_NOT_DIR;
- if (backup_cred(cifs_sb))
- oparms.create_options |= CREATE_OPEN_BACKUP_INTENT;
+ oparms.create_options = cifs_create_options(cifs_sb, CREATE_NOT_DIR);
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
@@ -609,10 +610,8 @@ cifs_all_info_to_fattr(struct cifs_fattr *fattr, FILE_ALL_INFO *info,
if (info->LastAccessTime)
fattr->cf_atime = cifs_NTtimeToUnix(info->LastAccessTime);
- else {
- ktime_get_real_ts64(&fattr->cf_atime);
- fattr->cf_atime = timespec64_trunc(fattr->cf_atime, sb->s_time_gran);
- }
+ else
+ ktime_get_coarse_real_ts64(&fattr->cf_atime);
fattr->cf_ctime = cifs_NTtimeToUnix(info->ChangeTime);
fattr->cf_mtime = cifs_NTtimeToUnix(info->LastWriteTime);
@@ -654,8 +653,8 @@ cifs_all_info_to_fattr(struct cifs_fattr *fattr, FILE_ALL_INFO *info,
*/
if ((fattr->cf_nlink < 1) && !tcon->unix_ext &&
!info->DeletePending) {
- cifs_dbg(1, "bogus file nlink value %u\n",
- fattr->cf_nlink);
+ cifs_dbg(VFS, "bogus file nlink value %u\n",
+ fattr->cf_nlink);
fattr->cf_flags |= CIFS_FATTR_UNKNOWN_NLINK;
}
}
@@ -1284,7 +1283,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = DELETE | FILE_WRITE_ATTRIBUTES;
- oparms.create_options = CREATE_NOT_DIR;
+ oparms.create_options = cifs_create_options(cifs_sb, CREATE_NOT_DIR);
oparms.disposition = FILE_OPEN;
oparms.path = full_path;
oparms.fid = &fid;
@@ -1649,7 +1648,7 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, umode_t mode)
struct TCP_Server_Info *server;
char *full_path;
- cifs_dbg(FYI, "In cifs_mkdir, mode = 0x%hx inode = 0x%p\n",
+ cifs_dbg(FYI, "In cifs_mkdir, mode = %04ho inode = 0x%p\n",
mode, inode);
cifs_sb = CIFS_SB(inode->i_sb);
@@ -1822,7 +1821,7 @@ cifs_do_rename(const unsigned int xid, struct dentry *from_dentry,
oparms.cifs_sb = cifs_sb;
/* open the file to be renamed -- we need DELETE perms */
oparms.desired_access = DELETE;
- oparms.create_options = CREATE_NOT_DIR;
+ oparms.create_options = cifs_create_options(cifs_sb, CREATE_NOT_DIR);
oparms.disposition = FILE_OPEN;
oparms.path = from_path;
oparms.fid = &fid;
@@ -2074,6 +2073,7 @@ int cifs_revalidate_dentry_attr(struct dentry *dentry)
struct inode *inode = d_inode(dentry);
struct super_block *sb = dentry->d_sb;
char *full_path = NULL;
+ int count = 0;
if (inode == NULL)
return -ENOENT;
@@ -2095,15 +2095,18 @@ int cifs_revalidate_dentry_attr(struct dentry *dentry)
full_path, inode, inode->i_count.counter,
dentry, cifs_get_time(dentry), jiffies);
+again:
if (cifs_sb_master_tcon(CIFS_SB(sb))->unix_ext)
rc = cifs_get_inode_info_unix(&inode, full_path, sb, xid);
else
rc = cifs_get_inode_info(&inode, full_path, NULL, sb,
xid, NULL);
-
+ if (rc == -EAGAIN && count++ < 10)
+ goto again;
out:
kfree(full_path);
free_xid(xid);
+
return rc;
}
@@ -2228,7 +2231,7 @@ int cifs_fiemap(struct inode *inode, struct fiemap_extent_info *fei, u64 start,
return -ENOTSUPP;
}
-static int cifs_truncate_page(struct address_space *mapping, loff_t from)
+int cifs_truncate_page(struct address_space *mapping, loff_t from)
{
pgoff_t index = from >> PAGE_SHIFT;
unsigned offset = from & (PAGE_SIZE - 1);
@@ -2245,7 +2248,7 @@ static int cifs_truncate_page(struct address_space *mapping, loff_t from)
return rc;
}
-static void cifs_setsize(struct inode *inode, loff_t offset)
+void cifs_setsize(struct inode *inode, loff_t offset)
{
struct cifsInodeInfo *cifs_i = CIFS_I(inode);
@@ -2279,7 +2282,7 @@ cifs_set_file_size(struct inode *inode, struct iattr *attrs,
* writebehind data than the SMB timeout for the SetPathInfo
* request would allow
*/
- open_file = find_writable_file(cifsInode, true);
+ open_file = find_writable_file(cifsInode, FIND_WR_FSUID_ONLY);
if (open_file) {
tcon = tlink_tcon(open_file->tlink);
server = tcon->ses->server;
@@ -2429,7 +2432,7 @@ cifs_setattr_unix(struct dentry *direntry, struct iattr *attrs)
args->ctime = NO_CHANGE_64;
args->device = 0;
- open_file = find_writable_file(cifsInode, true);
+ open_file = find_writable_file(cifsInode, FIND_WR_FSUID_ONLY);
if (open_file) {
u16 nfid = open_file->fid.netfid;
u32 npid = open_file->pid;
@@ -2532,7 +2535,7 @@ cifs_setattr_nounix(struct dentry *direntry, struct iattr *attrs)
rc = 0;
if (attrs->ia_valid & ATTR_MTIME) {
- rc = cifs_get_writable_file(cifsInode, false, &wfile);
+ rc = cifs_get_writable_file(cifsInode, FIND_WR_ANY, &wfile);
if (!rc) {
tcon = tlink_tcon(wfile->tlink);
rc = tcon->ses->server->ops->flush(xid, tcon, &wfile->fid);
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