diff mbox series

[QEMU,v4,07/10] hw/xen/xen-hvm-common: Use g_new and error_setg_errno

Message ID 20230125085407.7144-8-vikram.garhwal@amd.com (mailing list archive)
State Superseded
Headers show
Series Introduce xenpvh machine for arm architecture | expand

Commit Message

Vikram Garhwal Jan. 25, 2023, 8:54 a.m. UTC
Replace g_malloc with g_new and perror with error_setg_errno.

Signed-off-by: Vikram Garhwal <vikram.garhwal@amd.com>
---
 hw/xen/xen-hvm-common.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

Comments

Stefano Stabellini Jan. 25, 2023, 10:07 p.m. UTC | #1
On Wed, 25 Jan 2023, Vikram Garhwal wrote:
> Replace g_malloc with g_new and perror with error_setg_errno.
> 
> Signed-off-by: Vikram Garhwal <vikram.garhwal@amd.com>
> ---
>  hw/xen/xen-hvm-common.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c
> index 94dbbe97ed..01c8ec1956 100644
> --- a/hw/xen/xen-hvm-common.c
> +++ b/hw/xen/xen-hvm-common.c
> @@ -34,7 +34,7 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,
>      trace_xen_ram_alloc(ram_addr, size);
>  
>      nr_pfn = size >> TARGET_PAGE_BITS;
> -    pfn_list = g_malloc(sizeof (*pfn_list) * nr_pfn);
> +    pfn_list = g_new(xen_pfn_t, nr_pfn);
>  
>      for (i = 0; i < nr_pfn; i++) {
>          pfn_list[i] = (ram_addr >> TARGET_PAGE_BITS) + i;
> @@ -726,7 +726,7 @@ void destroy_hvm_domain(bool reboot)
>              return;
>          }
>          if (errno != ENOTTY /* old Xen */) {
> -            perror("xendevicemodel_shutdown failed");
> +            error_report("xendevicemodel_shutdown failed with error %d", errno);

You can use strerror(errno), here and below.

Either way:

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>



>          }
>          /* well, try the old thing then */
>      }
> @@ -797,7 +797,7 @@ static void xen_do_ioreq_register(XenIOState *state,
>      }
>  
>      /* Note: cpus is empty at this point in init */
> -    state->cpu_by_vcpu_id = g_malloc0(max_cpus * sizeof(CPUState *));
> +    state->cpu_by_vcpu_id = g_new0(CPUState *, max_cpus);
>  
>      rc = xen_set_ioreq_server_state(xen_domid, state->ioservid, true);
>      if (rc < 0) {
> @@ -806,7 +806,7 @@ static void xen_do_ioreq_register(XenIOState *state,
>          goto err;
>      }
>  
> -    state->ioreq_local_port = g_malloc0(max_cpus * sizeof (evtchn_port_t));
> +    state->ioreq_local_port = g_new0(evtchn_port_t, max_cpus);
>  
>      /* FIXME: how about if we overflow the page here? */
>      for (i = 0; i < max_cpus; i++) {
> @@ -860,13 +860,13 @@ void xen_register_ioreq(XenIOState *state, unsigned int max_cpus,
>  
>      state->xce_handle = xenevtchn_open(NULL, 0);
>      if (state->xce_handle == NULL) {
> -        perror("xen: event channel open");
> +        error_report("xen: event channel open failed with error %d", errno);
>          goto err;
>      }
>  
>      state->xenstore = xs_daemon_open();
>      if (state->xenstore == NULL) {
> -        perror("xen: xenstore open");
> +        error_report("xen: xenstore open failed with error %d", errno);
>          goto err;
>      }
>  
> -- 
> 2.17.0
> 
>
Frediano Ziglio Jan. 26, 2023, 5:32 a.m. UTC | #2
Il giorno mer 25 gen 2023 alle ore 22:07 Stefano Stabellini
<sstabellini@kernel.org> ha scritto:
>
> On Wed, 25 Jan 2023, Vikram Garhwal wrote:
> > Replace g_malloc with g_new and perror with error_setg_errno.
> >

error_setg_errno -> error_report ?

Also in the title

> > Signed-off-by: Vikram Garhwal <vikram.garhwal@amd.com>

Frediano
diff mbox series

Patch

diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c
index 94dbbe97ed..01c8ec1956 100644
--- a/hw/xen/xen-hvm-common.c
+++ b/hw/xen/xen-hvm-common.c
@@ -34,7 +34,7 @@  void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,
     trace_xen_ram_alloc(ram_addr, size);
 
     nr_pfn = size >> TARGET_PAGE_BITS;
-    pfn_list = g_malloc(sizeof (*pfn_list) * nr_pfn);
+    pfn_list = g_new(xen_pfn_t, nr_pfn);
 
     for (i = 0; i < nr_pfn; i++) {
         pfn_list[i] = (ram_addr >> TARGET_PAGE_BITS) + i;
@@ -726,7 +726,7 @@  void destroy_hvm_domain(bool reboot)
             return;
         }
         if (errno != ENOTTY /* old Xen */) {
-            perror("xendevicemodel_shutdown failed");
+            error_report("xendevicemodel_shutdown failed with error %d", errno);
         }
         /* well, try the old thing then */
     }
@@ -797,7 +797,7 @@  static void xen_do_ioreq_register(XenIOState *state,
     }
 
     /* Note: cpus is empty at this point in init */
-    state->cpu_by_vcpu_id = g_malloc0(max_cpus * sizeof(CPUState *));
+    state->cpu_by_vcpu_id = g_new0(CPUState *, max_cpus);
 
     rc = xen_set_ioreq_server_state(xen_domid, state->ioservid, true);
     if (rc < 0) {
@@ -806,7 +806,7 @@  static void xen_do_ioreq_register(XenIOState *state,
         goto err;
     }
 
-    state->ioreq_local_port = g_malloc0(max_cpus * sizeof (evtchn_port_t));
+    state->ioreq_local_port = g_new0(evtchn_port_t, max_cpus);
 
     /* FIXME: how about if we overflow the page here? */
     for (i = 0; i < max_cpus; i++) {
@@ -860,13 +860,13 @@  void xen_register_ioreq(XenIOState *state, unsigned int max_cpus,
 
     state->xce_handle = xenevtchn_open(NULL, 0);
     if (state->xce_handle == NULL) {
-        perror("xen: event channel open");
+        error_report("xen: event channel open failed with error %d", errno);
         goto err;
     }
 
     state->xenstore = xs_daemon_open();
     if (state->xenstore == NULL) {
-        perror("xen: xenstore open");
+        error_report("xen: xenstore open failed with error %d", errno);
         goto err;
     }