Re: [PATCH v2 6/7] xen/balloon: try to merge system ram resources
From: Jürgen Groß <jgross@suse.com>
Date: 2020-09-09 05:19:04
Also in:
linux-acpi, linux-hyperv, linux-mm, linux-s390, lkml, nvdimm, xen-devel
On 08.09.20 22:10, David Hildenbrand wrote:
Let's try to merge system ram resources we add, to minimize the number of resources in /proc/iomem. We don't care about the boundaries of individual chunks we added. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Michal Hocko <mhocko@suse.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Juergen Gross <jgross@suse.com> Cc: Stefano Stabellini <sstabellini@kernel.org> Cc: Roger Pau Monné <roger.pau@citrix.com> Cc: Julien Grall <redacted> Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> Cc: Baoquan He <bhe@redhat.com> Cc: Wei Yang <redacted> Signed-off-by: David Hildenbrand <redacted>
Reviewed-by: Juergen Gross <jgross@suse.com> Juergen
quoted hunk ↗ jump to hunk
--- drivers/xen/balloon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 7bac38764513d..b57b2067ecbfb 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c@@ -331,7 +331,7 @@ static enum bp_state reserve_additional_memory(void) mutex_unlock(&balloon_mutex); /* add_memory_resource() requires the device_hotplug lock */ lock_device_hotplug(); - rc = add_memory_resource(nid, resource, 0); + rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE); unlock_device_hotplug(); mutex_lock(&balloon_mutex);
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