Differential D49427

gve: Add feature to adjust RX/TX queue counts
Needs ReviewPublic
Actions

Authored by veethebee_google.com on Thu, Mar 20, 8:36 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Wed, Mar 26, 7:19 PM

	Unknown Object (File)
	Mon, Mar 24, 9:57 PM

	Unknown Object (File)
	Mon, Mar 24, 9:57 PM

	Unknown Object (File)
	Mon, Mar 24, 9:57 PM

	Unknown Object (File)
	Mon, Mar 24, 9:57 PM

	Unknown Object (File)
	Mon, Mar 24, 9:57 PM

Subscribers

Details

Reviewers

markj
delphij
kibab
shailend_google.com

Group Reviewers

Summary

This change introduces new sysctl handlers that allow the user to change
RX/TX queue counts. As before, the default queue counts will be the max
value the device can support. When chaning queue counts, the interface turns
down momentarily while allocating/freeing resources as necessary.

Signed-off-by: Vee Agarwal <veethebee@google.com>

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 63012
Build 59896: arc lint + arc unit

Event Timeline

veethebee_google.com created this revision.Thu, Mar 20, 8:36 PM

Herald added subscribers: ziaee, imp. · View Herald TranscriptThu, Mar 20, 8:36 PM

veethebee_google.com requested review of this revision.Thu, Mar 20, 8:36 PM

Harbormaster completed remote builds in B63008: Diff 152477.Thu, Mar 20, 8:36 PM

veethebee_google.com added a parent revision: D49426: gve: Allocate qpl per ring at ring allocation time.Thu, Mar 20, 8:36 PM

veethebee_google.com added a child revision: D49428: gve: Add feature to change TX/RX ring size.

Update man page

Harbormaster completed remote builds in B63012: Diff 152481.Thu, Mar 20, 10:52 PM

Revision Contents
Changeset List

Path

Size

share/

man/

man4/

31 lines

sys/

dev/

gve/

11 lines

82 lines

20 lines

90 lines

21 lines

6 lines

Diff 152481

share/man/man4/gve.4

Loading...

sys/dev/gve/gve.h

Loading...

sys/dev/gve/gve_main.c

Loading...

sys/dev/gve/gve_rx.c

Loading...

sys/dev/gve/gve_sysctl.c

Loading...

sys/dev/gve/gve_tx.c

Loading...

sys/dev/gve/gve_utils.c

Loading...