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authorJuergen Gross <jgross@suse.com>2021-06-23 15:09:13 +0200
committerJuergen Gross <jgross@suse.com>2021-06-24 12:52:36 +0200
commit3de218ff39b9e3f0d453fe3154f12a174de44b25 (patch)
tree992878585c4a8ec453556fa77989796fe510849d /drivers/net/wan
parent107866a8eb0b664675a260f1ba0655010fac1e08 (diff)
xen/events: reset active flag for lateeoi events later
In order to avoid a race condition for user events when changing cpu affinity reset the active flag only when EOI-ing the event. This is working fine as all user events are lateeoi events. Note that lateeoi_ack_mask_dynirq() is not modified as there is no explicit call to xen_irq_lateeoi() expected later. Cc: stable@vger.kernel.org Reported-by: Julien Grall <julien@xen.org> Fixes: b6622798bc50b62 ("xen/events: avoid handling the same event on two cpus at the same time") Tested-by: Julien Grall <julien@xen.org> Signed-off-by: Juergen Gross <jgross@suse.com> Reviewed-by: Boris Ostrovsky <boris.ostrvsky@oracle.com> Link: https://lore.kernel.org/r/20210623130913.9405-1-jgross@suse.com Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'drivers/net/wan')
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