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Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c |
Date: |
Thu, 31 May 2012 10:26:17 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2012-05-31 10:23, Luigi Rizzo wrote:
> But i think it would be more robust to make fewer assumptions on
> what the guest does, and send the notify on all register writes
> (those are relatively rare in a driver, and the datapath touches
> exactly the registers we ought to be interested in),
> and possibly on those reads that may have side effects, such as interrupt
> registers, together with a big comment in the code explaining
> why we need to call qemu_notify_event().
As we know the hardware that we emulate and its states, such a hacks are
unneeded.
Jan
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- [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/30
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Paolo Bonzini, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c,
Jan Kiszka <=
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Luigi Rizzo, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Paolo Bonzini, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Jan Kiszka, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Paolo Bonzini, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Stefan Weil, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Stefano Stabellini, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Paolo Bonzini, 2012/05/31
- Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c, Stefano Stabellini, 2012/05/31