[webkit-changes] [WebKit/WebKit] 5223cb: Stream IPC calls into kernel while sending destina...

[Kimmo Kinnunen]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 5223cb2bb65ae9f81a09d96d3833192cdebdac56
      https://github.com/WebKit/WebKit/commit/5223cb2bb65ae9f81a09d96d3833192cdebdac56
  Author: Kimmo Kinnunen <kkinnunen at apple.com>
  Date:   2023-11-17 (Fri, 17 Nov 2023)

  Changed paths:
    M Source/WebKit/Platform/IPC/StreamClientConnection.h

  Log Message:
  -----------
  Stream IPC calls into kernel while sending destination ID
https://bugs.webkit.org/show_bug.cgi?id=264947
rdar://118509053

Reviewed by Matt Woodrow.

Make SetStreamDestinationID work like a batched message in order
to skip most of the wakeups after the message.
This avoids the kernel trap during sends where the message target
switches frequently.

* Source/WebKit/Platform/IPC/StreamClientConnection.h:
(IPC::StreamClientConnection::trySendDestinationIDIfNeeded):

Canonical link: https://commits.webkit.org/270885@main