Re: [kvm-unit-tests PATCH 4/4] lib: s390x: sie: Move sie function into library
From: Claudio Imbrenda <imbrenda@linux.ibm.com>
Date: 2021-07-29 14:23:16
Also in:
kvm
On Thu, 29 Jul 2021 13:48:03 +0000 Janosch Frank [off-list ref] wrote:
Time to deduplicate more code. Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
quoted hunk ↗ jump to hunk
--- lib/s390x/sie.c | 13 +++++++++++++ lib/s390x/sie.h | 1 + s390x/mvpg-sie.c | 13 ------------- s390x/sie.c | 17 ----------------- 4 files changed, 14 insertions(+), 30 deletions(-)diff --git a/lib/s390x/sie.c b/lib/s390x/sie.c index ec0c4867..d971e825 100644 --- a/lib/s390x/sie.c +++ b/lib/s390x/sie.c@@ -43,6 +43,19 @@ void sie_handle_validity(struct vm *vm) validity_expected = false; } +void sie(struct vm *vm) +{ + /* Reset icptcode so we don't trip over it below */ + vm->sblk->icptcode = 0; + + while (vm->sblk->icptcode == 0) { + sie64a(vm->sblk, &vm->save_area); + sie_handle_validity(vm); + } + vm->save_area.guest.grs[14] = vm->sblk->gg14; + vm->save_area.guest.grs[15] = vm->sblk->gg15; +} + /* Initializes the struct vm members like the SIE control block. */ void sie_guest_create(struct vm *vm, uint64_t guest_mem, uint64_tguest_mem_len) {diff --git a/lib/s390x/sie.h b/lib/s390x/sie.h index 946bd164..ca514ef3 100644 --- a/lib/s390x/sie.h +++ b/lib/s390x/sie.h@@ -198,6 +198,7 @@ struct vm { extern void sie_entry(void); extern void sie_exit(void); extern void sie64a(struct kvm_s390_sie_block *sblk, structvm_save_area *save_area); +void sie(struct vm *vm); void sie_expect_validity(void); void sie_check_validity(uint16_t vir_exp); void sie_handle_validity(struct vm *vm);diff --git a/s390x/mvpg-sie.c b/s390x/mvpg-sie.c index 71ae4f88..70d2fcfa 100644 --- a/s390x/mvpg-sie.c +++ b/s390x/mvpg-sie.c@@ -32,19 +32,6 @@ extern const char_binary_s390x_snippets_c_mvpg_snippet_gbin_start[]; extern const char _binary_s390x_snippets_c_mvpg_snippet_gbin_end[]; int binary_size; -static void sie(struct vm *vm) -{ - /* Reset icptcode so we don't trip over it below */ - vm->sblk->icptcode = 0; - - while (vm->sblk->icptcode == 0) { - sie64a(vm->sblk, &vm->save_area); - sie_handle_validity(vm); - } - vm->save_area.guest.grs[14] = vm->sblk->gg14; - vm->save_area.guest.grs[15] = vm->sblk->gg15; -} - static void test_mvpg_pei(void) { uint64_t **pei_dst = (uint64_t **)((uintptr_t) vm.sblk + 0xc0); diff --git a/s390x/sie.c b/s390x/sie.c index 9cb9b055..ed2c3263 100644--- a/s390x/sie.c +++ b/s390x/sie.c@@ -24,22 +24,6 @@ static u8 *guest; static u8 *guest_instr; static struct vm vm; - -static void sie(struct vm *vm) -{ - while (vm->sblk->icptcode == 0) { - sie64a(vm->sblk, &vm->save_area); - sie_handle_validity(vm); - } - vm->save_area.guest.grs[14] = vm->sblk->gg14; - vm->save_area.guest.grs[15] = vm->sblk->gg15; -} - -static void sblk_cleanup(struct vm *vm) -{ - vm->sblk->icptcode = 0; -} - static void test_diag(u32 instr) { vm.sblk->gpsw.addr = PAGE_SIZE * 2;@@ -51,7 +35,6 @@ static void test_diag(u32 instr) report(vm.sblk->icptcode == ICPT_INST && vm.sblk->ipa == instr >> 16 && vm.sblk->ipb == instr<< 16, "Intercept data"); - sblk_cleanup(&vm); } static struct {