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authorCedric Le Goater <clg@fr.ibm.com>2007-07-15 23:40:58 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-16 09:05:47 -0700
commit7d69a1f4a72b18876c99c697692b78339d491568 (patch)
treec09faf07f15240592919ec7e3dd722fe4f1dd370 /kernel/utsname_sysctl.c
parent522ed7767e800cff6c650ec64b0ee0677303119c (diff)
downloadlwn-7d69a1f4a72b18876c99c697692b78339d491568.tar.gz
lwn-7d69a1f4a72b18876c99c697692b78339d491568.zip
remove CONFIG_UTS_NS and CONFIG_IPC_NS
CONFIG_UTS_NS and CONFIG_IPC_NS have very little value as they only deactivate the unshare of the uts and ipc namespaces and do not improve performance. Signed-off-by: Cedric Le Goater <clg@fr.ibm.com> Acked-by: "Serge E. Hallyn" <serue@us.ibm.com> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Herbert Poetzl <herbert@13thfloor.at> Cc: Pavel Emelianov <xemul@openvz.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/utsname_sysctl.c')
-rw-r--r--kernel/utsname_sysctl.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c
index f22b9dbd2a9c..c76c06466bfd 100644
--- a/kernel/utsname_sysctl.c
+++ b/kernel/utsname_sysctl.c
@@ -18,10 +18,7 @@
static void *get_uts(ctl_table *table, int write)
{
char *which = table->data;
-#ifdef CONFIG_UTS_NS
- struct uts_namespace *uts_ns = current->nsproxy->uts_ns;
- which = (which - (char *)&init_uts_ns) + (char *)uts_ns;
-#endif
+
if (!write)
down_read(&uts_sem);
else