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authorTyler Hicks <tyhicks@linux.vnet.ibm.com>2008-10-15 22:02:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 11:21:39 -0700
commit624ae5284516870657505103ada531c64dba2a9a (patch)
tree1098d75abc1f4d335e2276dd9dde00a60ee568b5 /fs/ecryptfs/main.c
parent807b7ebe41ab80d96e89a53bc290d49613e56f48 (diff)
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eCryptfs: remove netlink transport
The netlink transport code has not worked for a while and the miscdev transport is a simpler solution. This patch removes the netlink code and makes the miscdev transport the only eCryptfs kernel to userspace transport. Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com> Cc: Michael Halcrow <mhalcrow@us.ibm.com> Cc: Dustin Kirkland <kirkland@canonical.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ecryptfs/main.c')
-rw-r--r--fs/ecryptfs/main.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 8ebe9a5d1d99..046e027a4cb1 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -30,7 +30,6 @@
#include <linux/namei.h>
#include <linux/skbuff.h>
#include <linux/crypto.h>
-#include <linux/netlink.h>
#include <linux/mount.h>
#include <linux/pagemap.h>
#include <linux/key.h>
@@ -49,8 +48,7 @@ MODULE_PARM_DESC(ecryptfs_verbosity,
"0, which is Quiet)");
/**
- * Module parameter that defines the number of netlink message buffer
- * elements
+ * Module parameter that defines the number of message buffer elements
*/
unsigned int ecryptfs_message_buf_len = ECRYPTFS_DEFAULT_MSG_CTX_ELEMS;
@@ -60,9 +58,9 @@ MODULE_PARM_DESC(ecryptfs_message_buf_len,
/**
* Module parameter that defines the maximum guaranteed amount of time to wait
- * for a response through netlink. The actual sleep time will be, more than
+ * for a response from ecryptfsd. The actual sleep time will be, more than
* likely, a small amount greater than this specified value, but only less if
- * the netlink message successfully arrives.
+ * the message successfully arrives.
*/
signed long ecryptfs_message_wait_timeout = ECRYPTFS_MAX_MSG_CTX_TTL / HZ;
@@ -83,8 +81,6 @@ module_param(ecryptfs_number_of_users, uint, 0);
MODULE_PARM_DESC(ecryptfs_number_of_users, "An estimate of the number of "
"concurrent users of eCryptfs");
-unsigned int ecryptfs_transport = ECRYPTFS_DEFAULT_TRANSPORT;
-
void __ecryptfs_printk(const char *fmt, ...)
{
va_list args;
@@ -779,10 +775,11 @@ static int __init ecryptfs_init(void)
"rc = [%d]\n", __func__, rc);
goto out_do_sysfs_unregistration;
}
- rc = ecryptfs_init_messaging(ecryptfs_transport);
+ rc = ecryptfs_init_messaging();
if (rc) {
printk(KERN_ERR "Failure occured while attempting to "
- "initialize the eCryptfs netlink socket\n");
+ "initialize the communications channel to "
+ "ecryptfsd\n");
goto out_destroy_kthread;
}
rc = ecryptfs_init_crypto();
@@ -797,7 +794,7 @@ static int __init ecryptfs_init(void)
goto out;
out_release_messaging:
- ecryptfs_release_messaging(ecryptfs_transport);
+ ecryptfs_release_messaging();
out_destroy_kthread:
ecryptfs_destroy_kthread();
out_do_sysfs_unregistration:
@@ -818,7 +815,7 @@ static void __exit ecryptfs_exit(void)
if (rc)
printk(KERN_ERR "Failure whilst attempting to destroy crypto; "
"rc = [%d]\n", rc);
- ecryptfs_release_messaging(ecryptfs_transport);
+ ecryptfs_release_messaging();
ecryptfs_destroy_kthread();
do_sysfs_unregistration();
unregister_filesystem(&ecryptfs_fs_type);