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From 8354fa1d2e471699331961272bc38f5e4cfe7cb8 Mon Sep 17 00:00:00 2001
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Message-Id: <8354fa1d2e471699331961272bc38f5e4cfe7cb8@dist-git>
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From: Jiri Denemark <jdenemar@redhat.com>
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Date: Wed, 22 Jun 2022 09:04:04 +0200
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Subject: [PATCH] qemu_migration: Use qemuDomainSetMaxMemLock
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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This helper will not try to set the limit if it is already big enough,
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which may be useful when libvirt daemon is running in a containerized
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environment and is not allowed to change memory locking limit.
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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(cherry picked from commit 22ee8cbf090c45f999b76e3f8dc7a45065fc9edf)
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https://bugzilla.redhat.com/show_bug.cgi?id=2089433
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Conflicts:
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src/qemu/qemu_migration.c
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- refactoring for post-copy recovery not backported
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/qemu/qemu_migration.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
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index 2635ef1162..10338f8e87 100644
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--- a/src/qemu/qemu_migration.c
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+++ b/src/qemu/qemu_migration.c
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@@ -2974,7 +2974,7 @@ qemuMigrationDstPrepareAny(virQEMUDriver *driver,
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if (STREQ_NULLABLE(protocol, "rdma") &&
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vm->def->mem.hard_limit > 0 &&
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- virProcessSetMaxMemLock(vm->pid, vm->def->mem.hard_limit << 10) < 0) {
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+ qemuDomainSetMaxMemLock(vm, vm->def->mem.hard_limit << 10, NULL) < 0) {
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goto stopjob;
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}
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@@ -4224,7 +4224,7 @@ qemuMigrationSrcRun(virQEMUDriver *driver,
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case MIGRATION_DEST_HOST:
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if (STREQ(spec->dest.host.protocol, "rdma") &&
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vm->def->mem.hard_limit > 0 &&
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- virProcessSetMaxMemLock(vm->pid, vm->def->mem.hard_limit << 10) < 0) {
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+ qemuDomainSetMaxMemLock(vm, vm->def->mem.hard_limit << 10, NULL) < 0) {
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goto exit_monitor;
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}
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rc = qemuMonitorMigrateToHost(priv->mon, migrate_flags,
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--
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2.35.1
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