xen/balloon: make the balloon wait interruptible

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So it can be killed, or else processes can get hung indefinitely
waiting for balloon pages.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200727091342.52325-3-roger.pau@citrix.com
Signed-off-by: Juergen Gross <jgross@suse.com>

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Roger Pau Monne 2020-07-27 11:13:40 +02:00 • committed by Juergen Gross

parent 1951fa33ec

commit 88a479ff6e

1 changed files with 4 additions and 2 deletions

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drivers/xen/balloon.c

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