diff options
Diffstat (limited to 'procfs.h')
| -rw-r--r-- | procfs.h | 13 |
1 files changed, 5 insertions, 8 deletions
@@ -32,14 +32,6 @@ struct procfs_node_ops /* Destroy this node. */ void (*cleanup) (void *hook); - - /* FIXME: This is needed because the root node is persistent, and we - want the list of processes to be updated. However, this means that - readdir() on the root node runs the risk of returning incoherent - results if done in multiple runs and processes are added/removed in - the meantime. The right way to fix this is probably to add a - getroot() user hook function to libnetfs. */ - int enable_refresh_hack_and_break_readdir; }; /* These helper functions can be used as procfs_node_ops.cleanup_contents. */ @@ -71,6 +63,11 @@ void procfs_node_chtype (struct node *np, mode_t type); corresponding child nodes. */ ino64_t procfs_make_ino (struct node *np, const char *filename); +/* Forget the current cached contents for the node. This is done before reads + from offset 0, to ensure that the data are recent even for utilities such as + top which keep some nodes open. */ +void procfs_refresh (struct node *np); + error_t procfs_get_contents (struct node *np, char **data, ssize_t *data_len); error_t procfs_lookup (struct node *np, const char *name, struct node **npp); void procfs_cleanup (struct node *np); |