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qemu-e2k/qapi
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Stefano Garzarella 1793ad0247 iothread: add aio-max-batch parameter 
The `aio-max-batch` parameter will be propagated to AIO engines
and it will be used to control the maximum number of queued requests.

When there are in queue a number of requests equal to `aio-max-batch`,
the engine invokes the system call to forward the requests to the kernel.

This parameter allows us to control the maximum batch size to reduce
the latency that requests might accumulate while queued in the AIO
engine queue.

If `aio-max-batch` is equal to 0 (default value), the AIO engine will
use its default maximum batch size value.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20210721094211.69853-3-sgarzare@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
 		2021-07-21 13:47:50 +01:00
..
acpi.json qapi: Extract ACPI commands to 'acpi.json' 2020-09-29 15:41:36 +02:00
audio.json sdlaudio: add -audiodev sdl,out.buffer-count option 2021-01-15 11:25:22 +01:00
authz.json qapi/qom: Add ObjectOptions for authz-* 2021-03-19 10:17:13 +01:00
block-core.json qemu-img: Make unallocated part of backing chain obvious in map 2021-07-12 11:10:53 -05:00
block-export.json export/fuse: Add allow-other option 2021-07-09 12:26:05 +02:00
block.json qapi: Normalize version references x.y.0 to just x.y 2020-12-10 17:16:44 +01:00
char.json ui/vdagent: add clipboard support 2021-05-21 09:42:44 +02:00
common.json qapi/qom: Add ObjectOptions for input-* 2021-03-19 10:17:14 +01:00
compat.json qapi: New -compat deprecated-input=crash 2021-03-19 16:05:11 +01:00
control.json monitor: remove 'query-events' QMP command 2021-03-18 09:22:55 +00:00
crypto.json crypto: replace 'des-rfb' cipher with 'des' 2021-07-14 14:15:52 +01:00
dump.json schemas: Add vim modeline 2020-08-03 08:28:08 +02:00
error.json schemas: Add vim modeline 2020-08-03 08:28:08 +02:00
introspect.json monitor: Drop query-qmp-schema 'gen': false hack 2021-03-19 16:05:09 +01:00
job.json migration: introduce snapshot-{save, load, delete} QMP commands 2021-02-08 11:19:52 +00:00
machine-target.json qapi: Normalize version references x.y.0 to just x.y 2020-12-10 17:16:44 +01:00
machine.json machine: pass QAPI struct to mc->smp_parse 2021-06-25 16:16:11 +02:00
meson.build Revert "hmp: Use QAPI NetdevInfo in hmp_info_network" 2021-04-08 17:33:59 +08:00
migration.json migration/dirtyrate: make sample page count configurable 2021-06-08 20:18:25 +01:00
misc-target.json target/i386/sev: add support to query the attestation report 2021-06-01 09:32:23 -04:00
misc.json iothread: add aio-max-batch parameter 2021-07-21 13:47:50 +01:00
net.json netdev: add more commands to preconfig mode 2021-06-11 10:30:13 +08:00
opts-visitor.c qapi, qemu-options: make all parsing visitors parse boolean options the same 2020-11-04 12:00:40 -05:00
pci.json qapi: Normalize version references x.y.0 to just x.y 2020-12-10 17:16:44 +01:00
pragma.json block: Remove monitor command block_passwd 2021-03-23 22:31:56 +01:00
qapi-clone-visitor.c qapi: Make visitor functions taking Error ** return bool, not void 2020-07-10 15:18:08 +02:00
qapi-dealloc-visitor.c qapi: Make visitor functions taking Error ** return bool, not void 2020-07-10 15:18:08 +02:00
qapi-schema.json qemu-options: New -compat to set policy for deprecated interfaces 2021-03-19 15:43:33 +01:00
qapi-util.c qapi, qemu-options: make all parsing visitors parse boolean options the same 2020-11-04 12:00:40 -05:00
qapi-visit-core.c qapi: Implement deprecated-input=reject for QMP command arguments 2021-03-19 16:05:11 +01:00
qdev.json qapi: Normalize version references x.y.0 to just x.y 2020-12-10 17:16:44 +01:00
qmp-dispatch.c qapi: New -compat deprecated-input=crash 2021-03-19 16:05:11 +01:00
qmp-event.c Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
qmp-registry.c qga: return a more explicit error on why a command is disabled 2021-03-16 20:21:47 -05:00
qobject-input-visitor.c qapi: New -compat deprecated-input=crash 2021-03-19 16:05:11 +01:00
qobject-output-visitor.c qapi: Implement deprecated-output=hide for QMP command results 2021-03-19 15:43:33 +01:00
qom.json iothread: add aio-max-batch parameter 2021-07-21 13:47:50 +01:00
rdma.json schemas: Add vim modeline 2020-08-03 08:28:08 +02:00
replay.json replay: implement replay-seek command 2020-10-06 08:34:49 +02:00
rocker.json schemas: Add vim modeline 2020-08-03 08:28:08 +02:00
run-state.json runstate: cleanup reboot and panic actions 2021-01-21 13:00:41 +01:00
sockets.json sockets: Support multipath TCP 2021-06-08 19:36:22 +01:00
string-input-visitor.c qapi, qemu-options: make all parsing visitors parse boolean options the same 2020-11-04 12:00:40 -05:00
string-output-visitor.c string-output-visitor: Fix to use sufficient precision 2020-12-19 10:37:16 +01:00
tpm.json tpm: Return QMP error when TPM is disabled in build 2021-06-15 10:59:02 -04:00
trace-events docs: fix references to docs/devel/tracing.rst 2021-06-02 06:51:09 +02:00
trace.h trace: switch position of headers to what Meson requires 2020-08-21 06:18:24 -04:00
trace.json qapi: Add blank lines before bulleted lists 2020-02-15 11:41:50 +01:00
transaction.json block: Drop the sheepdog block driver 2021-05-12 17:42:23 +02:00
ui.json ui: Make the DisplayType enum entries conditional 2021-06-23 14:42:30 +02:00
yank.json Introduce yank feature 2021-01-13 10:21:17 +01:00