[Devel] Re: [PATCH] user-c/r: get rid of ckpt_hdr_vpids - can be inferred at restart

[Oren Laadan]

Thanks, applied for v21-rc2.

Serge E. Hallyn wrote:
> Quoting Oren Laadan (orenl at cs.columbia.edu):
>> And some cleanup of recent nested-pids work, and re-generate
>> user headers.
>>
>> Signed-off-by: Oren Laadan <orenl at cs.columbia.edu>
> 
> ...
> 
>> @@ -2721,26 +2716,28 @@ static int assign_vpids(struct ckpt_ctx *ctx)
>>
>>  static int ckpt_read_vpids(struct ckpt_ctx *ctx)
>>  {
>> -	struct ckpt_hdr_vpids *h;
>> -	int len, ret;
>> +	int i, len, ret;
>>
>> -	h = (struct ckpt_hdr_vpids *) ctx->vpids;
>> -	ret = ckpt_read_obj_type(ctx, h, sizeof(*h), CKPT_HDR_VPIDS);
>> -	if (ret < 0)
>> -		return ret;
>> +	for (i = 0; i < ctx->tasks_nr; i++)
> 
> s/tasks_nr/pids_nr/
> 
> With that applied,
> 
> Acked-by: Serge Hallyn <serue at us.ibm.com>
> Tested-by: Serge Hallyn <serue at us.ibm.com>
> 
> Or:
> 
> From 13053aac0bfdd88ea10ffd601bbf43452bf0226e Mon Sep 17 00:00:00 2001
> From: Serge Hallyn <serue at us.ibm.com>
> Date: Tue, 30 Mar 2010 15:37:47 -0400
> Subject: [PATCH user-cr] fix ckpt_read_vpids
> 
> tasks_nr is still 0 at this point.
> 
> Signed-off-by: Serge Hallyn <serue at us.ibm.com>
> ---
>  restart.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/restart.c b/restart.c
> index e7c874b..b26d79a 100644
> --- a/restart.c
> +++ b/restart.c
> @@ -2373,7 +2373,7 @@ static int ckpt_read_vpids(struct ckpt_ctx *ctx)
>  {
>  	int i, len, ret;
>  
> -	for (i = 0; i < ctx->tasks_nr; i++)
> +	for (i = 0; i < ctx->pids_nr; i++)
>  		ctx->vpids_nr += ctx->pids_arr[i].depth;
>  
>  	ckpt_dbg("number of vpids: %d\n", ctx->vpids_nr);
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