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Date:      Mon, 5 Aug 2019 22:19:01 +0300
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   Re: svn commit: r350607 - head/sys/kern
Message-ID:  <20190805191901.GB2731@kib.kiev.ua>
In-Reply-To: <201908051916.x75JGYcS051757@repo.freebsd.org>
References:  <201908051916.x75JGYcS051757@repo.freebsd.org>

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On Mon, Aug 05, 2019 at 07:16:34PM +0000, Konstantin Belousov wrote:
> Author: kib
> Date: Mon Aug  5 19:16:33 2019
> New Revision: 350607
> URL: https://svnweb.freebsd.org/changeset/base/350607
> 
> Log:
>   Fix mis-merge
This should have been:
Account for the stack limit when calculating effective stack size.

>   
>   Sponsored by:	The FreeBSD Foundation
>   MFC after:	1 week
> 
> Modified:
>   head/sys/kern/kern_exec.c
> 
> Modified: head/sys/kern/kern_exec.c
> ==============================================================================
> --- head/sys/kern/kern_exec.c	Mon Aug  5 18:59:53 2019	(r350606)
> +++ head/sys/kern/kern_exec.c	Mon Aug  5 19:16:33 2019	(r350607)
> @@ -1128,7 +1128,9 @@ exec_new_vmspace(struct image_params *imgp, struct sys
>  	} else {
>  		ssiz = maxssiz;
>  	}
> -	imgp->eff_stack_sz = ssiz;
> +	imgp->eff_stack_sz = lim_cur(curthread, RLIMIT_STACK);
> +	if (ssiz < imgp->eff_stack_sz)
> +		imgp->eff_stack_sz = ssiz;
>  	stack_addr = sv->sv_usrstack - ssiz;
>  	error = vm_map_stack(map, stack_addr, (vm_size_t)ssiz,
>  	    obj != NULL && imgp->stack_prot != 0 ? imgp->stack_prot :



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