MODULE_PARM_DESC(cifs_max_pending, "Simultaneous requests to server for "
"CIFS/SMB1 dialect (N/A for SMB3) "
"Default: 32767 Range: 2 to 32767.");
+unsigned int dir_cache_timeout = 30;
+module_param(dir_cache_timeout, uint, 0644);
+MODULE_PARM_DESC(dir_cache_timeout, "Number of seconds to cache directory contents for which we have a lease. Default: 30 "
+ "Range: 1 to 65000 seconds, 0 to disable caching dir contents");
#ifdef CONFIG_CIFS_STATS2
unsigned int slow_rsp_threshold = 1;
module_param(slow_rsp_threshold, uint, 0644);
seq_printf(s, ",snapshot=%llu", tcon->snapshot_time);
if (tcon->handle_timeout)
seq_printf(s, ",handletimeout=%u", tcon->handle_timeout);
+ if (tcon->max_cached_dirs != MAX_CACHED_FIDS)
+ seq_printf(s, ",max_cached_dirs=%u", tcon->max_cached_dirs);
/*
* Display file and directory attribute timeout in seconds.
const struct inode_operations cifs_symlink_inode_ops = {
.get_link = cifs_get_link,
+ .setattr = cifs_setattr,
.permission = cifs_permission,
.listxattr = cifs_listxattr,
};
unsigned int xid;
int rc;
- if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY))
+ if (remap_flags & REMAP_FILE_DEDUP)
+ return -EOPNOTSUPP;
+ if (remap_flags & ~REMAP_FILE_ADVISORY)
return -EINVAL;
cifs_dbg(FYI, "clone range\n");
CIFS_MAX_REQ);
}
+ /* Limit max to about 18 hours, and setting to zero disables directory entry caching */
+ if (dir_cache_timeout > 65000) {
+ dir_cache_timeout = 65000;
+ cifs_dbg(VFS, "dir_cache_timeout set to max of 65000 seconds\n");
+ }
+
cifsiod_wq = alloc_workqueue("cifsiod", WQ_FREEZABLE|WQ_MEM_RECLAIM, 0);
if (!cifsiod_wq) {
rc = -ENOMEM;