xen: Remove invalidation of mapcache_grants on IOREQ_TYPE_INVALIDATE

[PATCH v1 0/1] xen: Remove invalidation of mapcache_grants on IOREQ_TYPE_INVALIDATE

Edgar E. Iglesias posted 1 patch 1 month ago

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hw/xen/xen-mapcache.c | 1 -
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[PATCH v1 0/1] xen: Remove invalidation of mapcache_grants on IOREQ_TYPE_INVALIDATE

Posted by Edgar E. Iglesias 1 month ago

From: "Edgar E. Iglesias" <edgar.iglesias@amd.com>

Olaf reported a slowdown in boot time on x86 HVM guests and Stefano
provided a patch that removes the invalidation of the grants mapcache
since not needed, more details here:
https://lore.kernel.org/all/Z5oIvUINVDfrrVla@zapote/T/

Cheers,
Edgar

Stefano Stabellini (1):
  xen: No need to flush the mapcache for grants

 hw/xen/xen-mapcache.c | 1 -
 1 file changed, 1 deletion(-)

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