Author: kib
Date: Tue Jun 30 15:22:47 2015
New Revision: 284956
URL: https://svnweb.freebsd.org/changeset/base/284956

Log:
  Do not calculate the stack's bottom address twice.
  
  Submitted by: Olivц╘r Pintц╘r
  Review:       https://reviews.freebsd.org/D2953
  MFC after:    1 week

Modified:
  head/sys/kern/kern_exec.c

Modified: head/sys/kern/kern_exec.c
==============================================================================
--- head/sys/kern/kern_exec.c   Tue Jun 30 15:21:18 2015        (r284955)
+++ head/sys/kern/kern_exec.c   Tue Jun 30 15:22:47 2015        (r284956)
@@ -1096,7 +1096,7 @@ exec_new_vmspace(imgp, sv)
         * are still used to enforce the stack rlimit on the process stack.
         */
        vmspace->vm_ssize = sgrowsiz >> PAGE_SHIFT;
-       vmspace->vm_maxsaddr = (char *)sv->sv_usrstack - ssiz;
+       vmspace->vm_maxsaddr = (char *)stack_addr;
 
        return (0);
 }
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