From: Ricardo Koller ricarkol@google.com

[ Upstream commit a5cd38fd9c47b23abc6df08d6ee6a71b39038185 ]

Fix the formatting of some comments and the wording of one of them (in gicv3_access_reg).

Signed-off-by: Ricardo Koller ricarkol@google.com Reported-by: Reiji Watanabe reijiw@google.com Cc: Andrew Jones drjones@redhat.com Reviewed-by: Andrew Jones drjones@redhat.com Signed-off-by: Marc Zyngier maz@kernel.org Link: https://lore.kernel.org/r/20220127030858.3269036-5-ricarkol@google.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/testing/selftests/kvm/aarch64/vgic_irq.c | 12 ++++++++---- tools/testing/selftests/kvm/lib/aarch64/gic_v3.c | 10 ++++++---- tools/testing/selftests/kvm/lib/aarch64/vgic.c | 3 ++- 3 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/tools/testing/selftests/kvm/aarch64/vgic_irq.c b/tools/testing/selftests/kvm/aarch64/vgic_irq.c index 48e43e24d240..554ca649d470 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_irq.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_irq.c @@ -306,7 +306,8 @@ static void guest_restore_active(struct test_args *args, uint32_t prio, intid, ap1r; int i;

- /* Set the priorities of the first (KVM_NUM_PRIOS - 1) IRQs + /* + * Set the priorities of the first (KVM_NUM_PRIOS - 1) IRQs * in descending order, so intid+1 can preempt intid. */ for (i = 0, prio = (num - 1) * 8; i < num; i++, prio -= 8) { @@ -315,7 +316,8 @@ static void guest_restore_active(struct test_args *args, gic_set_priority(intid, prio); }

- /* In a real migration, KVM would restore all GIC state before running + /* + * In a real migration, KVM would restore all GIC state before running * guest code. */ for (i = 0; i < num; i++) { @@ -503,7 +505,8 @@ static void guest_code(struct test_args *args) test_injection_failure(args, f); }

- /* Restore the active state of IRQs. This would happen when live + /* + * Restore the active state of IRQs. This would happen when live * migrating IRQs in the middle of being handled. */ for_each_supported_activate_fn(args, set_active_fns, f) @@ -844,7 +847,8 @@ int main(int argc, char **argv) } }

- /* If the user just specified nr_irqs and/or gic_version, then run all + /* + * If the user just specified nr_irqs and/or gic_version, then run all * combinations. */ if (default_args) { diff --git a/tools/testing/selftests/kvm/lib/aarch64/gic_v3.c b/tools/testing/selftests/kvm/lib/aarch64/gic_v3.c index e4945fe66620..263bf3ed8fd5 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/gic_v3.c +++ b/tools/testing/selftests/kvm/lib/aarch64/gic_v3.c @@ -19,7 +19,7 @@ struct gicv3_data { unsigned int nr_spis; };

-#define sgi_base_from_redist(redist_base) (redist_base + SZ_64K) +#define sgi_base_from_redist(redist_base) (redist_base + SZ_64K) #define DIST_BIT (1U << 31)

enum gicv3_intid_range { @@ -105,7 +105,8 @@ static void gicv3_set_eoi_split(bool split) { uint32_t val;

- /* All other fields are read-only, so no need to read CTLR first. In + /* + * All other fields are read-only, so no need to read CTLR first. In * fact, the kernel does the same. */ val = split ? (1U << 1) : 0; @@ -160,8 +161,9 @@ static void gicv3_access_reg(uint32_t intid, uint64_t offset,

GUEST_ASSERT(bits_per_field <= reg_bits); GUEST_ASSERT(!write || *val < (1U << bits_per_field)); - /* Some registers like IROUTER are 64 bit long. Those are currently not - * supported by readl nor writel, so just asserting here until then. + /* + * This function does not support 64 bit accesses. Just asserting here + * until we implement readq/writeq. */ GUEST_ASSERT(reg_bits == 32);

diff --git a/tools/testing/selftests/kvm/lib/aarch64/vgic.c b/tools/testing/selftests/kvm/lib/aarch64/vgic.c index f5cd0c536d85..7c876ccf9294 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/vgic.c +++ b/tools/testing/selftests/kvm/lib/aarch64/vgic.c @@ -152,7 +152,8 @@ static void vgic_poke_irq(int gic_fd, uint32_t intid, attr += SZ_64K; }

- /* All calls will succeed, even with invalid intid's, as long as the + /* + * All calls will succeed, even with invalid intid's, as long as the * addr part of the attr is within 32 bits (checked above). An invalid * intid will just make the read/writes point to above the intended * register space (i.e., ICPENDR after ISPENDR).