[PATCH] sysfs: Allow sysfs attribute files to be pollable

[deliverable/linux.git] / fs / sysfs / dir.c

diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 9ee956864445e54025343eab41b9ed5da4dc8665..610b5bdbe75bc1a04c870a3def601b9b666a1772 100644 (file)
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -43,6 +43,7 @@ static struct sysfs_dirent * sysfs_new_dirent(struct sysfs_dirent * parent_sd,
 
        memset(sd, 0, sizeof(*sd));
        atomic_set(&sd->s_count, 1);
+       atomic_set(&sd->s_event, 0);
        INIT_LIST_HEAD(&sd->s_children);
        list_add(&sd->s_sibling, &parent_sd->s_children);
        sd->s_element = element;
@@ -50,7 +51,7 @@ static struct sysfs_dirent * sysfs_new_dirent(struct sysfs_dirent * parent_sd,
        return sd;
 }
 
-/**
+/*
  *
  * Return -EEXIST if there is already a sysfs element with the same name for
  * the same parent.
@@ -503,7 +504,7 @@ static loff_t sysfs_dir_lseek(struct file * file, loff_t offset, int origin)
        return offset;
 }
 
-struct file_operations sysfs_dir_operations = {
+const struct file_operations sysfs_dir_operations = {
        .open           = sysfs_dir_open,
        .release        = sysfs_dir_close,
        .llseek         = sysfs_dir_lseek,