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| author | Cedric Le Goater <clg@fr.ibm.com> | 2007-07-15 23:40:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:47 -0700 |
| commit | 7d69a1f4a72b18876c99c697692b78339d491568 (patch) | |
| tree | c09faf07f15240592919ec7e3dd722fe4f1dd370 /kernel/utsname_sysctl.c | |
| parent | 522ed7767e800cff6c650ec64b0ee0677303119c (diff) | |
| download | kernel-crypto-7d69a1f4a72b18876c99c697692b78339d491568.tar.gz kernel-crypto-7d69a1f4a72b18876c99c697692b78339d491568.tar.xz kernel-crypto-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.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c index f22b9dbd2a9..c76c06466bf 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 |