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authorAnouk Van Laer <anouk.vanlaer@arm.com>2017-04-06 15:38:07 +0100
committerAnouk Van Laer <anouk.vanlaer@arm.com>2017-07-17 17:50:52 +0000
commitdb522eb930020a7a9caf1ea6e289fc81a0bcc842 (patch)
tree368fb65a256a1231291ac06975491b377f689b87 /.hgignore
parenteeb8ade6c25feacbccc6bfce3ad07077b668bd89 (diff)
downloadgem5-db522eb930020a7a9caf1ea6e289fc81a0bcc842.tar.xz
cpu,o3: Fixed checkpointing bug occuring in the o3 CPU
Checkpointing a system with out-of-order CPUs might get stuck if one of the CPUs has been put to sleep. The quiesce instruction cannot get drained hence checkpointing never finishes. This commit resolves that by activating all suspended thread contexts when draining the system. Change-Id: I817ab1672b4ead777bd8e12a0445829481c46fdc Reviewed-by: Sascha Bischoff <sascha.bischoff@arm.com> Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com> Reviewed-on: https://gem5-review.googlesource.com/3970 Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Jason Lowe-Power <jason@lowepower.com>
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