From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Paul Durrant <paul.durrant@citrix.com>, xen-devel@lists.xenproject.org
Cc: Keir Fraser <keir@xen.org>
Subject: Re: [PATCH v5 15/16] x86/hvm: always re-emulate I/O from a buffer
Date: Fri, 3 Jul 2015 16:26:08 +0100 [thread overview]
Message-ID: <5596A990.70106@citrix.com> (raw)
In-Reply-To: <1435669558-5421-16-git-send-email-paul.durrant@citrix.com>
On 30/06/15 14:05, Paul Durrant wrote:
> If memory mapped I/O is 'chunked' then the I/O must be re-emulated,
> otherwise only the first chunk will be processed. This patch makes
> sure all I/O from a buffer is re-emulated regardless of whether it
> is a read or a write.
>
> Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
> Cc: Keir Fraser <keir@xen.org>
> Acked-by: Jan Beulich <jbeulich@suse.com>
> Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
next prev parent reply other threads:[~2015-07-03 15:26 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-30 13:05 [PATCH v5 00/16] x86/hvm: I/O emulation cleanup and fix Paul Durrant
2015-06-30 13:05 ` [PATCH v5 01/16] x86/hvm: make sure emulation is retried if domain is shutting down Paul Durrant
2015-06-30 13:45 ` Andrew Cooper
2015-06-30 16:14 ` Don Slutz
2015-06-30 16:29 ` Paul Durrant
2015-06-30 13:05 ` [PATCH v5 02/16] x86/hvm: remove multiple open coded 'chunking' loops Paul Durrant
2015-07-02 15:37 ` Andrew Cooper
2015-07-02 15:55 ` Paul Durrant
2015-07-02 16:03 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 03/16] x86/hvm: change hvm_mmio_read_t and hvm_mmio_write_t length argument Paul Durrant
2015-07-02 15:39 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 04/16] x86/hvm: restrict port numbers to uint16_t and sizes to unsigned int Paul Durrant
2015-07-02 15:54 ` Andrew Cooper
2015-07-02 15:56 ` Paul Durrant
2015-06-30 13:05 ` [PATCH v5 05/16] x86/hvm: unify internal portio and mmio intercepts Paul Durrant
2015-07-02 14:52 ` Roger Pau Monné
2015-07-02 15:02 ` Paul Durrant
2015-07-02 15:12 ` Roger Pau Monné
2015-07-02 15:12 ` Paul Durrant
2015-07-02 16:29 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 06/16] x86/hvm: add length to mmio check op Paul Durrant
2015-07-02 16:37 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 07/16] x86/hvm: unify dpci portio intercept with standard portio intercept Paul Durrant
2015-07-02 16:50 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 08/16] x86/hvm: unify stdvga mmio intercept with standard mmio intercept Paul Durrant
2015-07-02 16:55 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 09/16] x86/hvm: limit reps to avoid the need to handle retry Paul Durrant
2015-07-02 17:10 ` Andrew Cooper
2015-07-02 17:14 ` Paul Durrant
2015-07-02 17:31 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 10/16] x86/hvm: only call hvm_io_assist() from hvm_wait_for_io() Paul Durrant
2015-07-03 15:03 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 11/16] x86/hvm: split I/O completion handling from state model Paul Durrant
2015-07-03 15:08 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 12/16] x86/hvm: remove HVMIO_dispatched I/O state Paul Durrant
2015-07-03 15:12 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 13/16] x86/hvm: remove hvm_io_state enumeration Paul Durrant
2015-07-03 15:13 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 14/16] x86/hvm: use ioreq_t to track in-flight state Paul Durrant
2015-07-03 15:15 ` Andrew Cooper
2015-06-30 13:05 ` [PATCH v5 15/16] x86/hvm: always re-emulate I/O from a buffer Paul Durrant
2015-07-03 15:26 ` Andrew Cooper [this message]
2015-06-30 13:05 ` [PATCH v5 16/16] x86/hvm: track large memory mapped accesses by buffer offset Paul Durrant
2015-07-03 15:26 ` Andrew Cooper
2015-06-30 14:48 ` [PATCH v5 00/16] x86/hvm: I/O emulation cleanup and fix Fabio Fantoni
2015-07-07 11:19 ` Fabio Fantoni
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