Ubuntu
glibc package

  1. Bug #1853193
  2. Comment #4

Comment 4 for bug 1853193

Revision history for this message
In , Florian Weimer (fweimer) wrote :

The kernel is evolving this interface rapidly, and our emulation is no longer faithful: Among other things, we do not detect overlapping copies (which is quite hard outside the kernel). The kernel also plans to support cross-device copies.