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KVM: selftests: Add vgic initialization for dirty log perf test for ARM

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For ARM64, if no vgic is setup before the dirty log perf test, the
userspace irqchip would be used, which would affect the dirty log perf
test result.

Signed-off-by: Jing Zhang <jingzhangos@google.com>
Tested-by: Fuad Tabba <tabba@google.com>
Reviewed-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220118015703.3630552-4-jingzhangos@google.com
This commit is contained in:
Jing Zhang 2022-01-18 01:57:03 +00:00 committed by Marc Zyngier
parent f783ef1c0e
commit c340f7899a
1 changed files with 10 additions and 0 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

10
tools/testing/selftests/kvm/dirty_log_perf_test.c
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@ -18,6 +18,12 @@
#include "test_util.h" #include "test_util.h"
#include "perf_test_util.h" #include "perf_test_util.h"
#include "guest_modes.h" #include "guest_modes.h"
#ifdef __aarch64__
#include "aarch64/vgic.h"
#define GICD_BASE_GPA 0x8000000ULL
#define GICR_BASE_GPA 0x80A0000ULL
#endif
/* How many host loops to run by default (one KVM_GET_DIRTY_LOG for each loop)*/ /* How many host loops to run by default (one KVM_GET_DIRTY_LOG for each loop)*/
#define TEST_HOST_LOOP_N 2UL #define TEST_HOST_LOOP_N 2UL
@ -200,6 +206,10 @@ static void run_test(enum vm_guest_mode mode, void *arg)
vm_enable_cap(vm, &cap); vm_enable_cap(vm, &cap);
} }
#ifdef __aarch64__
vgic_v3_setup(vm, nr_vcpus, 64, GICD_BASE_GPA, GICR_BASE_GPA);
#endif
/* Start the iterations */ /* Start the iterations */
iteration = 0; iteration = 0;
host_quit = false; host_quit = false;