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Re: [PATCH 6/9] xenstored: don't use xenevtchn_fdopen() in stubdom


  • To: Juergen Gross <jgross@xxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Jason Andryuk <jason.andryuk@xxxxxxx>
  • Date: Wed, 16 Jul 2025 16:29:51 -0400
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  • Cc: Julien Grall <julien@xxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>
  • Delivery-date: Wed, 16 Jul 2025 20:36:52 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 2025-07-02 04:13, Juergen Gross wrote:
When running in a stubdom environment xenevtchn_fdopen() won't work,
as any file descriptor state is lost across kexec().

Use a wrapper to replace the call of xenevtchn_fdopen() with the
really needed xenevtchn_open() when running on top of Mini-OS.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>



 


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