Author: trasz
Date: Thu Oct 29 15:44:44 2020
New Revision: 367139
URL: https://svnweb.freebsd.org/changeset/base/367139

Log:
  Make linprocfs(4) print a warning when there's not enough room to fill
  /proc/self/maps.
  
  Submitted by: dchagin (earlier version)
  Reviewed by:  emaste (earlier version)
  MFC after:    2 weeks
  Sponsored by: The FreeBSD Foundation
  Differential Revision:        https://reviews.freebsd.org/D20576

Modified:
  head/sys/compat/linprocfs/linprocfs.c

Modified: head/sys/compat/linprocfs/linprocfs.c
==============================================================================
--- head/sys/compat/linprocfs/linprocfs.c       Thu Oct 29 15:36:20 2020        
(r367138)
+++ head/sys/compat/linprocfs/linprocfs.c       Thu Oct 29 15:44:44 2020        
(r367139)
@@ -1252,6 +1252,10 @@ linprocfs_doprocmaps(PFS_FILL_ARGS)
                    *name ? "     " : " ",
                    name
                    );
+               if (error == -1) {
+                       linux_msg(td, "cannot fill /proc/self/maps; "
+                           "consider bumping PFS_MAXBUFSIZ");
+               }
                if (freename)
                        free(freename, M_TEMP);
                vm_map_lock_read(map);
_______________________________________________
svn-src-head@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-head
To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"

Reply via email to