[lkml]   [2017]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v2 02/17] mm: Exempt special mappings from mlock(), mprotect() and madvise()
On Thu, Dec 14, 2017 at 3:27 AM, Peter Zijlstra <> wrote:
> It makes no sense to ever prod at special mappings with any of these
> syscalls.
> XXX should we include munmap() ?

This is an ABI break for the vdso. Maybe that's okay, but mremap() on
the vdso is certainly used, and I can imagine debuggers using

 \ /
  Last update: 2017-12-14 17:20    [W:0.111 / U:4.316 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site