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Message-ID: <20100224202352.GA32098@us.ibm.com>
Date: Wed, 24 Feb 2010 14:23:52 -0600
From: "Serge E. Hallyn" <serue@...ibm.com>
To: linux-kernel@...r.kernel.org
Cc: mm-commits@...r.kernel.org, adobriyan@...il.com
Subject: Re: + nsproxy-remove-init_nsproxy.patch added to -mm tree
Quoting akpm@...ux-foundation.org (akpm@...ux-foundation.org):
>
> The patch titled
> nsproxy: remove INIT_NSPROXY()
> has been added to the -mm tree. Its filename is
> nsproxy-remove-init_nsproxy.patch
>
> Before you just go and hit "reply", please:
> a) Consider who else should be cc'ed
> b) Prefer to cc a suitable mailing list as well
> c) Ideally: find the original patch on the mailing list and do a
> reply-to-all to that, adding suitable additional cc's
>
> *** Remember to use Documentation/SubmitChecklist when testing your code ***
>
> See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
> out what to do about this
>
> The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
>
> ------------------------------------------------------
> Subject: nsproxy: remove INIT_NSPROXY()
> From: Alexey Dobriyan <adobriyan@...il.com>
>
> Remove INIT_NSPROXY(), use C99 initializer.
> Remove INIT_IPC_NS(), INIT_NET_NS() while I'm at it.
>
> Note: headers trim will be done later, now it's quite pointless because
> results will be invalidated by merge window.
>
> Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>
> Cc: Serge Hallyn <serue@...ibm.com>
looks ok
Acked-by: Serge Hallyn <serue@...ibm.com>
> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
> ---
>
> include/linux/init_task.h | 8 --------
> include/linux/ipc_namespace.h | 5 -----
> include/net/net_namespace.h | 5 -----
> kernel/nsproxy.c | 13 ++++++++++++-
> 4 files changed, 12 insertions(+), 19 deletions(-)
>
> diff -puN include/linux/init_task.h~nsproxy-remove-init_nsproxy include/linux/init_task.h
> --- a/include/linux/init_task.h~nsproxy-remove-init_nsproxy
> +++ a/include/linux/init_task.h
> @@ -32,14 +32,6 @@ extern struct fs_struct init_fs;
> }
>
> extern struct nsproxy init_nsproxy;
> -#define INIT_NSPROXY(nsproxy) { \
> - .pid_ns = &init_pid_ns, \
> - .count = ATOMIC_INIT(1), \
> - .uts_ns = &init_uts_ns, \
> - .mnt_ns = NULL, \
> - INIT_NET_NS(net_ns) \
> - INIT_IPC_NS(ipc_ns) \
> -}
>
> #define INIT_SIGHAND(sighand) { \
> .count = ATOMIC_INIT(1), \
> diff -puN include/linux/ipc_namespace.h~nsproxy-remove-init_nsproxy include/linux/ipc_namespace.h
> --- a/include/linux/ipc_namespace.h~nsproxy-remove-init_nsproxy
> +++ a/include/linux/ipc_namespace.h
> @@ -62,11 +62,6 @@ extern struct ipc_namespace init_ipc_ns;
> extern atomic_t nr_ipc_ns;
>
> extern spinlock_t mq_lock;
> -#if defined(CONFIG_POSIX_MQUEUE) || defined(CONFIG_SYSVIPC)
> -#define INIT_IPC_NS(ns) .ns = &init_ipc_ns,
> -#else
> -#define INIT_IPC_NS(ns)
> -#endif
>
> #ifdef CONFIG_SYSVIPC
> extern int register_ipcns_notifier(struct ipc_namespace *);
> diff -puN include/net/net_namespace.h~nsproxy-remove-init_nsproxy include/net/net_namespace.h
> --- a/include/net/net_namespace.h~nsproxy-remove-init_nsproxy
> +++ a/include/net/net_namespace.h
> @@ -100,14 +100,9 @@ struct net {
> extern struct net init_net;
>
> #ifdef CONFIG_NET
> -#define INIT_NET_NS(net_ns) .net_ns = &init_net,
> -
> extern struct net *copy_net_ns(unsigned long flags, struct net *net_ns);
>
> #else /* CONFIG_NET */
> -
> -#define INIT_NET_NS(net_ns)
> -
> static inline struct net *copy_net_ns(unsigned long flags, struct net *net_ns)
> {
> /* There is nothing to copy so this is a noop */
> diff -puN kernel/nsproxy.c~nsproxy-remove-init_nsproxy kernel/nsproxy.c
> --- a/kernel/nsproxy.c~nsproxy-remove-init_nsproxy
> +++ a/kernel/nsproxy.c
> @@ -24,7 +24,18 @@
>
> static struct kmem_cache *nsproxy_cachep;
>
> -struct nsproxy init_nsproxy = INIT_NSPROXY(init_nsproxy);
> +struct nsproxy init_nsproxy = {
> + .count = ATOMIC_INIT(1),
> + .uts_ns = &init_uts_ns,
> +#if defined(CONFIG_POSIX_MQUEUE) || defined(CONFIG_SYSVIPC)
> + .ipc_ns = &init_ipc_ns,
> +#endif
> + .mnt_ns = NULL,
> + .pid_ns = &init_pid_ns,
> +#ifdef CONFIG_NET
> + .net_ns = &init_net,
> +#endif
> +};
>
> static inline struct nsproxy *create_nsproxy(void)
> {
> _
>
> Patches currently in -mm which might be from adobriyan@...il.com are
>
> origin.patch
> linux-next.patch
> bitops-rename-for_each_bit-to-for_each_set_bit.patch
> arm-convert-proc-cpu-aligment-to-seq_file.patch
> mpt-fusion-convert-to-seq_file.patch
> proc-do-translation-unlink-atomically-at-remove_proc_entry.patch
> proc-warn-on-non-existing-proc-entries.patch
> tracehooks-kill-some-pt_ptraced-checks.patch
> tracehooks-check-pt_ptraced-before-reporting-the-single-step.patch
> ptrace_signal-check-pt_ptraced-before-reporting-a-signal.patch
> export-__ptrace_detach-and-do_notify_parent_cldstop.patch
> reorder-the-code-in-kernel-ptracec.patch
> implement-utrace-ptrace.patch
> utrace-core.patch
> nsproxy-remove-init_nsproxy.patch
>
> --
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