diff options
| author | Jeff Dike <jdike@addtoit.com> | 2007-05-06 14:51:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-07 12:13:03 -0700 |
| commit | 7f0536f80cfbefd753eb123ed20940978f223900 (patch) | |
| tree | 98d38ab533082d8145b932bb0e6c4ab86191186a /arch/um/os-Linux/util.c | |
| parent | f30c2c983e09470446ee00472f9d4a927fe2e9cb (diff) | |
uml: speed up page table walking
The previous page table walking code was horribly inefficient. This patch
replaces it with code taken from elsewhere in the kernel.
Forking from bash is now ~5% faster and page faults are handled ~10% faster.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/os-Linux/util.c')
0 files changed, 0 insertions, 0 deletions