Author: rwatson
Date: Sat Aug 1 21:58:32 2009
New Revision: 196025
URL: http://svn.freebsd.org/changeset/base/196025
Log:
Minor style tweaks.
Approved by: re (vimage blanket)
Modified:
head/sys/net/vnet.c
Modified: head/sys/net/vnet.c
==============================================================================
--- head/sys/net/vnet.c Sat Aug 1 21:54:15 2009 (r196024)
+++ head/sys/net/vnet.c Sat Aug 1 21:58:32 2009 (r196025)
@@ -62,9 +62,9 @@ __FBSDID("$FreeBSD$");
/*-
* This file implements core functions for virtual network stacks:
*
- * - Core virtual network stack management functions.
+ * - Virtual network stack management functions.
*
- * - Virtual network stack memory allocator, which virtualized global
+ * - Virtual network stack memory allocator, which virtualizes global
* variables in the network stack
*
* - Virtualized SYSINIT's/SYSUNINIT's, which allow network stack subsystems
@@ -78,7 +78,7 @@ MALLOC_DEFINE(M_VNET, "vnet", "network s
* The virtual network stack list has two read-write locks, one sleepable and
* the other not, so that the list can be stablized and walked in a variety
* of network stack contexts. Both must be acquired exclusively to modify
- * the list.
+ * the list, but a read lock of either lock is sufficient to walk the list.
*/
struct rwlock vnet_rwlock;
struct sx vnet_sxlock;
@@ -181,9 +181,9 @@ MALLOC_DEFINE(M_VNET_DATA, "vnet_data",
static VNET_DEFINE(char, modspace[VNET_MODMIN]);
/*
- * Global lists of subsystem constructor and destructors for vnets.
- * They are registered via VNET_SYSINIT() and VNET_SYSUNINIT(). The
- * lists are protected by the vnet_sxlock global lock.
+ * Global lists of subsystem constructor and destructors for vnets. They are
+ * registered via VNET_SYSINIT() and VNET_SYSUNINIT(). The lists are
+ * protected by the vnet_sxlock global lock.
*/
static TAILQ_HEAD(vnet_sysinit_head, vnet_sysinit) vnet_constructors =
TAILQ_HEAD_INITIALIZER(vnet_constructors);
@@ -387,15 +387,16 @@ vnet_data_free(void *start_arg, int size
if (df->vnd_start > end)
break;
/*
- * If we expand at the end of an entry we may have to
- * merge it with the one following it as well.
+ * If we expand at the end of an entry we may have to merge
+ * it with the one following it as well.
*/
if (df->vnd_start + df->vnd_len == start) {
df->vnd_len += size;
dn = TAILQ_NEXT(df, vnd_link);
if (df->vnd_start + df->vnd_len == dn->vnd_start) {
df->vnd_len += dn->vnd_len;
- TAILQ_REMOVE(&vnet_data_free_head, dn,
vnd_link);
+ TAILQ_REMOVE(&vnet_data_free_head, dn,
+ vnd_link);
free(dn, M_VNET_DATA_FREE);
}
sx_xunlock(&vnet_data_free_lock);
@@ -573,10 +574,9 @@ vnet_deregister_sysuninit(void *arg)
}
/*
- * Invoke all registered vnet constructors on the current vnet. Used
- * during vnet construction. The caller is responsible for ensuring
- * the new vnet is the current vnet and that the vnet_sxlock lock is
- * locked.
+ * Invoke all registered vnet constructors on the current vnet. Used during
+ * vnet construction. The caller is responsible for ensuring the new vnet is
+ * the current vnet and that the vnet_sxlock lock is locked.
*/
void
vnet_sysinit(void)
@@ -590,10 +590,9 @@ vnet_sysinit(void)
}
/*
- * Invoke all registered vnet destructors on the current vnet. Used
- * during vnet destruction. The caller is responsible for ensuring
- * the dying vnet is the current vnet and that the vnet_sxlock lock is
- * locked.
+ * Invoke all registered vnet destructors on the current vnet. Used during
+ * vnet destruction. The caller is responsible for ensuring the dying vnet
+ * is the current vnet and that the vnet_sxlock lock is locked.
*/
void
vnet_sysuninit(void)
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