[CRIU] Re: [PATCH] epoll: Add support for disabled events
Pavel Emelyanov
xemul at parallels.com
Fri Oct 19 06:48:59 EDT 2012
On 10/19/2012 02:38 PM, Cyrill Gorcunov wrote:
>
> The new kernel (3.7) can disable events so add
> support of this new feature in our tool.
>
> The patch done in manner to support even earlier
> kernels thus no need to recompile the kernel
> (still I'll roll up an update for fdinfo and
> our kernel soon).
>
> Reported-by: Pavel Emelyanov <xemul at parallels.com>
> Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
> ---
> eventpoll.c | 16 ++++++++++++++--
> proc_parse.c | 12 +++++++++---
> protobuf/eventpoll.proto | 2 ++
> 3 files changed, 25 insertions(+), 5 deletions(-)
>
> @@ -47,8 +47,8 @@ int is_eventpoll_link(int lfd)
>
> static void pr_info_eventpoll_tfd(char *action, EventpollTfdEntry *e)
> {
> - pr_info("%seventpoll-tfd: id %#08x tfd %#08x events %#08x data %#016lx\n",
> - action, e->id, e->tfd, e->events, e->data);
> + pr_info("%seventpoll-tfd: id %#08x tfd %#08x events %#08x data %#016lx enabled %1d\n",
> + action, e->id, e->tfd, e->events, e->data, e->enabled);
> }
>
This implies respective support from the kernel fdinfo file. Need to make sure
Al will accept it.
Thus, I postpone the patch for a while.
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