Merged to master at 9db45c3e6abf..35cc026dc354 (from, to] You can see the entire diff with 'git diff' or at https://github.com/brho/akaros/compare/9db45c3e6abf...35cc026dc354
On 2017-07-31 at 16:41 Dan Cross <[email protected]> wrote: > LGTM > > On Mon, Jul 31, 2017 at 4:30 PM, Barret Rhoden <[email protected]> wrote: > > > Hi - > > > > Our VMM was doing a lot of unnecessary mmaps and munmaps. The latter > > trigger TLB shootdowns. This patchset cuts out most of the mmap/munmaps > > associated with task thread creation (every guest core timer tick) and > > eventfd_write (virtio-mmio kicks). > > > > As a side note, we don't need to use eventfds in virtio - we should use > > uthread sync directly and avoid the kernel. > > > > Barret > > > > > > The following changes since commit 9db45c3e6abf403a0bfe10ead3950d > > 086e15c827: > > > > Fix matrix bug in gethostbyname (XCC) (2017-07-30 12:45:09 -0700) > > > > are available in the git repository at: > > > > [email protected]:brho/akaros.git vmm > > > > for you to fetch changes up to 35cc026dc354164086324e24a5502aa27c6feacf: > > > > eventfd: Use write_hex_to_fd() (XCC) (2017-07-31 16:23:25 -0400) > > > > ---------------------------------------------------------------- > > View this online at: > > https://github.com/brho/akaros/compare/9db45c3e6abf...35cc026dc354 > > > > ---------------------------------------------------------------- > > Barret Rhoden (5): > > x86: Don't enter the monitor for invalid opcode > > parlib: slab: Use the modern ctor/dtor interface > > parlib: slab: mmap with PROT_EXEC > > vmm: Use a task_thread cache > > eventfd: Use write_hex_to_fd() (XCC) > > > > kern/arch/x86/trap.c | 5 --- > > .../glibc-2.19-akaros/sysdeps/akaros/eventfd.c | 9 +--- > > user/iplib/epoll.c | 7 ++-- > > user/parlib/dtls.c | 4 +- > > user/parlib/include/parlib/slab.h | 10 +++-- > > user/parlib/slab.c | 48 > > ++++++++++++++-------- > > user/vmm/sched.c | 48 > > +++++++++++++++++----- > > 7 files changed, 81 insertions(+), 50 deletions(-) > > > > -- > > You received this message because you are subscribed to the Google Groups > > "Akaros" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to [email protected]. > > To post to this group, send email to [email protected]. > > For more options, visit https://groups.google.com/d/optout. > > > -- You received this message because you are subscribed to the Google Groups "Akaros" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. For more options, visit https://groups.google.com/d/optout.
