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[src/netbsd-9]: src/sys/miscfs/procfs Pull up following revision(s) (requeste...



details:   https://anonhg.NetBSD.org/src/rev/c2a11c29be1f
branches:  netbsd-9
changeset: 1000828:c2a11c29be1f
user:      martin <martin%NetBSD.org@localhost>
date:      Tue Sep 10 16:11:00 2019 +0000

description:
Pull up following revision(s) (requested by chs in ticket #190):

        sys/miscfs/procfs/procfs_linux.c: revision 1.76

have procfs_do_pid_stat() pass the proc's map to get_proc_size_info(),
rather than having the latter look up the map again and not check
for an error.

diffstat:

 sys/miscfs/procfs/procfs_linux.c |  15 +++++----------
 1 files changed, 5 insertions(+), 10 deletions(-)

diffs (57 lines):

diff -r 143810025d9b -r c2a11c29be1f sys/miscfs/procfs/procfs_linux.c
--- a/sys/miscfs/procfs/procfs_linux.c  Sat Sep 07 18:06:30 2019 +0000
+++ b/sys/miscfs/procfs/procfs_linux.c  Tue Sep 10 16:11:00 2019 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: procfs_linux.c,v 1.74 2018/12/05 18:16:51 christos Exp $      */
+/*      $NetBSD: procfs_linux.c,v 1.74.4.1 2019/09/10 16:11:00 martin Exp $      */
 
 /*
  * Copyright (c) 2001 Wasabi Systems, Inc.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: procfs_linux.c,v 1.74 2018/12/05 18:16:51 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: procfs_linux.c,v 1.74.4.1 2019/09/10 16:11:00 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -75,19 +75,15 @@
 #define LBFSZ (8 * 1024)
 
 static void
-get_proc_size_info(struct lwp *l, unsigned long *stext, unsigned long *etext, unsigned long *sstack)
+get_proc_size_info(struct proc *p, struct vm_map *map, unsigned long *stext,
+    unsigned long *etext, unsigned long *sstack)
 {
-       struct proc *p = l->l_proc;
-       struct vmspace *vm;
-       struct vm_map *map;
        struct vm_map_entry *entry;
 
        *stext = 0;
        *etext = 0;
        *sstack = 0;
 
-       proc_vmspace_getref(p, &vm);
-       map = &vm->vm_map;
        vm_map_lock_read(map);
 
        for (entry = map->header.next; entry != &map->header;
@@ -128,7 +124,6 @@
        *sstack -= PAGE_SIZE;
 
        vm_map_unlock_read(map);
-       uvmspace_free(vm);
 }
 
 /*
@@ -435,7 +430,7 @@
                goto out;
        }
 
-       get_proc_size_info(l, &stext, &etext, &sstack);
+       get_proc_size_info(p, &vm->vm_map, &stext, &etext, &sstack);
 
        mutex_enter(proc_lock);
        mutex_enter(p->p_lock);



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