Message ID | 20220630194249.886747-6-danielhb413@gmail.com |
---|---|
State | New |
Headers | show |
Series | cleanup error handling in kvmppc_read_int_cpu_dt() | expand |
On 6/30/22 21:42, Daniel Henrique Barboza wrote: > Callers will then be able to handle any errors that might happen when > reading the clock frequency. > > Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com> > --- > hw/ppc/e500.c | 2 +- > hw/ppc/ppc440_bamboo.c | 2 +- > hw/ppc/sam460ex.c | 2 +- > hw/ppc/spapr.c | 2 +- > target/ppc/kvm.c | 4 ++-- > target/ppc/kvm_ppc.h | 2 +- > 6 files changed, 7 insertions(+), 7 deletions(-) > > diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c > index 7f7f5b3452..4b4e99ef3c 100644 > --- a/hw/ppc/e500.c > +++ b/hw/ppc/e500.c > @@ -405,7 +405,7 @@ static int ppce500_load_device_tree(PPCE500MachineState *pms, > > if (kvm_enabled()) { > /* Read out host's frequencies */ > - clock_freq = kvmppc_get_clockfreq(); > + clock_freq = kvmppc_get_clockfreq(NULL); Can't we use error_fatal instead of NULL ? Thanks, C. > tb_freq = kvmppc_get_tbfreq(); > > /* indicate KVM hypercall interface */ > diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c > index d5973f2484..d23f881d9d 100644 > --- a/hw/ppc/ppc440_bamboo.c > +++ b/hw/ppc/ppc440_bamboo.c > @@ -107,7 +107,7 @@ static int bamboo_load_device_tree(hwaddr addr, > * the correct frequencies. */ > if (kvm_enabled()) { > tb_freq = kvmppc_get_tbfreq(); > - clock_freq = kvmppc_get_clockfreq(); > + clock_freq = kvmppc_get_clockfreq(NULL); > } > > qemu_fdt_setprop_cell(fdt, "/cpus/cpu@0", "clock-frequency", > diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c > index 2f24598f55..4d25cb2c2e 100644 > --- a/hw/ppc/sam460ex.c > +++ b/hw/ppc/sam460ex.c > @@ -179,7 +179,7 @@ static int sam460ex_load_device_tree(hwaddr addr, > * the correct frequencies. */ > if (kvm_enabled()) { > tb_freq = kvmppc_get_tbfreq(); > - clock_freq = kvmppc_get_clockfreq(); > + clock_freq = kvmppc_get_clockfreq(NULL); > } > > qemu_fdt_setprop_cell(fdt, "/cpus/cpu@0", "clock-frequency", > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c > index fd4942e881..f66e3cbe38 100644 > --- a/hw/ppc/spapr.c > +++ b/hw/ppc/spapr.c > @@ -654,7 +654,7 @@ static void spapr_dt_cpu(CPUState *cs, void *fdt, int offset, > 0xffffffff, 0xffffffff}; > uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() > : SPAPR_TIMEBASE_FREQ; > - uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; > + uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq(NULL) : 1000000000; > uint32_t page_sizes_prop[64]; > size_t page_sizes_prop_size; > unsigned int smp_threads = ms->smp.threads; > diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c > index c218380eb7..2accd1f946 100644 > --- a/target/ppc/kvm.c > +++ b/target/ppc/kvm.c > @@ -1945,9 +1945,9 @@ static uint64_t kvmppc_read_int_cpu_dt(const char *propname, Error **errp) > return kvmppc_read_int_dt(tmp, errp); > } > > -uint64_t kvmppc_get_clockfreq(void) > +uint64_t kvmppc_get_clockfreq(Error **errp) > { > - return kvmppc_read_int_cpu_dt("clock-frequency", NULL); > + return kvmppc_read_int_cpu_dt("clock-frequency", errp); > } > > static int kvmppc_get_dec_bits(void) > diff --git a/target/ppc/kvm_ppc.h b/target/ppc/kvm_ppc.h > index ee9325bf9a..b05aedb9f8 100644 > --- a/target/ppc/kvm_ppc.h > +++ b/target/ppc/kvm_ppc.h > @@ -14,7 +14,7 @@ > #ifdef CONFIG_KVM > > uint32_t kvmppc_get_tbfreq(void); > -uint64_t kvmppc_get_clockfreq(void); > +uint64_t kvmppc_get_clockfreq(Error **errp); > bool kvmppc_get_host_model(char **buf); > bool kvmppc_get_host_serial(char **buf); > int kvmppc_get_hasidle(CPUPPCState *env);
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c index 7f7f5b3452..4b4e99ef3c 100644 --- a/hw/ppc/e500.c +++ b/hw/ppc/e500.c @@ -405,7 +405,7 @@ static int ppce500_load_device_tree(PPCE500MachineState *pms, if (kvm_enabled()) { /* Read out host's frequencies */ - clock_freq = kvmppc_get_clockfreq(); + clock_freq = kvmppc_get_clockfreq(NULL); tb_freq = kvmppc_get_tbfreq(); /* indicate KVM hypercall interface */ diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c index d5973f2484..d23f881d9d 100644 --- a/hw/ppc/ppc440_bamboo.c +++ b/hw/ppc/ppc440_bamboo.c @@ -107,7 +107,7 @@ static int bamboo_load_device_tree(hwaddr addr, * the correct frequencies. */ if (kvm_enabled()) { tb_freq = kvmppc_get_tbfreq(); - clock_freq = kvmppc_get_clockfreq(); + clock_freq = kvmppc_get_clockfreq(NULL); } qemu_fdt_setprop_cell(fdt, "/cpus/cpu@0", "clock-frequency", diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c index 2f24598f55..4d25cb2c2e 100644 --- a/hw/ppc/sam460ex.c +++ b/hw/ppc/sam460ex.c @@ -179,7 +179,7 @@ static int sam460ex_load_device_tree(hwaddr addr, * the correct frequencies. */ if (kvm_enabled()) { tb_freq = kvmppc_get_tbfreq(); - clock_freq = kvmppc_get_clockfreq(); + clock_freq = kvmppc_get_clockfreq(NULL); } qemu_fdt_setprop_cell(fdt, "/cpus/cpu@0", "clock-frequency", diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index fd4942e881..f66e3cbe38 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -654,7 +654,7 @@ static void spapr_dt_cpu(CPUState *cs, void *fdt, int offset, 0xffffffff, 0xffffffff}; uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : SPAPR_TIMEBASE_FREQ; - uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; + uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq(NULL) : 1000000000; uint32_t page_sizes_prop[64]; size_t page_sizes_prop_size; unsigned int smp_threads = ms->smp.threads; diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index c218380eb7..2accd1f946 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -1945,9 +1945,9 @@ static uint64_t kvmppc_read_int_cpu_dt(const char *propname, Error **errp) return kvmppc_read_int_dt(tmp, errp); } -uint64_t kvmppc_get_clockfreq(void) +uint64_t kvmppc_get_clockfreq(Error **errp) { - return kvmppc_read_int_cpu_dt("clock-frequency", NULL); + return kvmppc_read_int_cpu_dt("clock-frequency", errp); } static int kvmppc_get_dec_bits(void) diff --git a/target/ppc/kvm_ppc.h b/target/ppc/kvm_ppc.h index ee9325bf9a..b05aedb9f8 100644 --- a/target/ppc/kvm_ppc.h +++ b/target/ppc/kvm_ppc.h @@ -14,7 +14,7 @@ #ifdef CONFIG_KVM uint32_t kvmppc_get_tbfreq(void); -uint64_t kvmppc_get_clockfreq(void); +uint64_t kvmppc_get_clockfreq(Error **errp); bool kvmppc_get_host_model(char **buf); bool kvmppc_get_host_serial(char **buf); int kvmppc_get_hasidle(CPUPPCState *env);
Callers will then be able to handle any errors that might happen when reading the clock frequency. Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com> --- hw/ppc/e500.c | 2 +- hw/ppc/ppc440_bamboo.c | 2 +- hw/ppc/sam460ex.c | 2 +- hw/ppc/spapr.c | 2 +- target/ppc/kvm.c | 4 ++-- target/ppc/kvm_ppc.h | 2 +- 6 files changed, 7 insertions(+), 7 deletions(-)