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-rw-r--r--fs/cifs/connect.c47
1 files changed, 32 insertions, 15 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 251a17c03545..cc1a8604a790 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -105,6 +105,7 @@ struct smb_vol {
unsigned int wsize;
bool sockopt_tcp_nodelay:1;
unsigned short int port;
+ unsigned long actimeo; /* attribute cache timeout (jiffies) */
char *prepath;
struct sockaddr_storage srcaddr; /* allow binding to a local IP */
struct nls_table *local_nls;
@@ -806,23 +807,20 @@ cifs_parse_mount_options(char *options, const char *devname,
short int override_gid = -1;
bool uid_specified = false;
bool gid_specified = false;
+ char *nodename = utsname()->nodename;
separator[0] = ',';
separator[1] = 0;
- if (Local_System_Name[0] != 0)
- memcpy(vol->source_rfc1001_name, Local_System_Name, 15);
- else {
- char *nodename = utsname()->nodename;
- int n = strnlen(nodename, 15);
- memset(vol->source_rfc1001_name, 0x20, 15);
- for (i = 0; i < n; i++) {
- /* does not have to be perfect mapping since field is
- informational, only used for servers that do not support
- port 445 and it can be overridden at mount time */
- vol->source_rfc1001_name[i] = toupper(nodename[i]);
- }
- }
+ /*
+ * does not have to be perfect mapping since field is
+ * informational, only used for servers that do not support
+ * port 445 and it can be overridden at mount time
+ */
+ memset(vol->source_rfc1001_name, 0x20, 15);
+ for (i = 0; i < strnlen(nodename, 15); i++)
+ vol->source_rfc1001_name[i] = toupper(nodename[i]);
+
vol->source_rfc1001_name[15] = 0;
/* null target name indicates to use *SMBSERVR default called name
if we end up sending RFC1001 session initialize */
@@ -840,6 +838,8 @@ cifs_parse_mount_options(char *options, const char *devname,
/* default to using server inode numbers where available */
vol->server_ino = 1;
+ vol->actimeo = CIFS_DEF_ACTIMEO;
+
if (!options)
return 1;
@@ -1214,6 +1214,16 @@ cifs_parse_mount_options(char *options, const char *devname,
printk(KERN_WARNING "CIFS: server net"
"biosname longer than 15 truncated.\n");
}
+ } else if (strnicmp(data, "actimeo", 7) == 0) {
+ if (value && *value) {
+ vol->actimeo = HZ * simple_strtoul(value,
+ &value, 0);
+ if (vol->actimeo > CIFS_MAX_ACTIMEO) {
+ cERROR(1, "CIFS: attribute cache"
+ "timeout too large");
+ return 1;
+ }
+ }
} else if (strnicmp(data, "credentials", 4) == 0) {
/* ignore */
} else if (strnicmp(data, "version", 3) == 0) {
@@ -1352,6 +1362,11 @@ cifs_parse_mount_options(char *options, const char *devname,
"supported. Instead set "
"/proc/fs/cifs/LookupCacheEnabled to 0\n");
} else if (strnicmp(data, "fsc", 3) == 0) {
+#ifndef CONFIG_CIFS_FSCACHE
+ cERROR(1, "FS-Cache support needs CONFIG_CIFS_FSCACHE"
+ "kernel config option set");
+ return 1;
+#endif
vol->fsc = true;
} else if (strnicmp(data, "mfsymlinks", 10) == 0) {
vol->mfsymlinks = true;
@@ -2566,6 +2581,8 @@ static void setup_cifs_sb(struct smb_vol *pvolume_info,
cFYI(1, "file mode: 0x%x dir mode: 0x%x",
cifs_sb->mnt_file_mode, cifs_sb->mnt_dir_mode);
+ cifs_sb->actimeo = pvolume_info->actimeo;
+
if (pvolume_info->noperm)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_PERM;
if (pvolume_info->setuids)
@@ -2816,13 +2833,13 @@ remote_path_check:
/* check if a whole path (including prepath) is not remote */
if (!rc && cifs_sb->prepathlen && tcon) {
/* build_path_to_root works only when we have a valid tcon */
- full_path = cifs_build_path_to_root(cifs_sb);
+ full_path = cifs_build_path_to_root(cifs_sb, tcon);
if (full_path == NULL) {
rc = -ENOMEM;
goto mount_fail_check;
}
rc = is_path_accessible(xid, tcon, cifs_sb, full_path);
- if (rc != -EREMOTE) {
+ if (rc != 0 && rc != -EREMOTE) {
kfree(full_path);
goto mount_fail_check;
}
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