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[Qemu-devel] [PATCHv4 3/8] pseries: Clean up error handling in spapr_val
From: |
David Gibson |
Subject: |
[Qemu-devel] [PATCHv4 3/8] pseries: Clean up error handling in spapr_validate_node_memory() |
Date: |
Tue, 19 Jan 2016 14:39:14 +1100 |
Use error_setg() and return an error, rather than using an explicit exit().
Also improve messages, and be more explicit about which constraint failed.
Signed-off-by: David Gibson <address@hidden>
Reviewed-by: Bharata B Rao <address@hidden>
Reviewed-by: Thomas Huth <address@hidden>
---
hw/ppc/spapr.c | 37 ++++++++++++++++++++++---------------
1 file changed, 22 insertions(+), 15 deletions(-)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index b7fd09a..fb0e254 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1691,27 +1691,34 @@ static void
spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr)
* to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest
* since we can't support such unaligned sizes with DRCONF_MEMORY.
*/
-static void spapr_validate_node_memory(MachineState *machine)
+static void spapr_validate_node_memory(MachineState *machine, Error **errp)
{
int i;
- if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE ||
- machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) {
- error_report("Can't support memory configuration where RAM size "
- "0x" RAM_ADDR_FMT " or maxmem size "
- "0x" RAM_ADDR_FMT " isn't aligned to %llu MB",
- machine->ram_size, machine->maxram_size,
- SPAPR_MEMORY_BLOCK_SIZE/M_BYTE);
- exit(EXIT_FAILURE);
+ if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) {
+ error_setg(errp, "Memory size 0x" RAM_ADDR_FMT
+ " is not aligned to %llu MiB",
+ machine->ram_size,
+ SPAPR_MEMORY_BLOCK_SIZE / M_BYTE);
+ return;
+ }
+
+ if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) {
+ error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT
+ " is not aligned to %llu MiB",
+ machine->ram_size,
+ SPAPR_MEMORY_BLOCK_SIZE / M_BYTE);
+ return;
}
for (i = 0; i < nb_numa_nodes; i++) {
if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) {
- error_report("Can't support memory configuration where memory size"
- " %" PRIx64 " of node %d isn't aligned to %llu MB",
- numa_info[i].node_mem, i,
- SPAPR_MEMORY_BLOCK_SIZE/M_BYTE);
- exit(EXIT_FAILURE);
+ error_setg(errp,
+ "Node %d memory size 0x" RAM_ADDR_FMT
+ " is not aligned to %llu MiB",
+ i, numa_info[i].node_mem,
+ SPAPR_MEMORY_BLOCK_SIZE / M_BYTE);
+ return;
}
}
}
@@ -1801,7 +1808,7 @@ static void ppc_spapr_init(MachineState *machine)
XICS_IRQS);
if (smc->dr_lmb_enabled) {
- spapr_validate_node_memory(machine);
+ spapr_validate_node_memory(machine, &error_fatal);
}
/* init CPUs */
--
2.5.0
- [Qemu-devel] [PATCHv4 0/8] Cleanups to error reporting on ppc and spapr, David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 4/8] pseries: Cleanup error handling in spapr_vga_init(), David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 5/8] pseries: Clean up error handling in spapr_rtas_register(), David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 2/8] pseries: Cleanup error handling of spapr_cpu_init(), David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 7/8] pseries: Clean up error reporting in ppc_spapr_init(), David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 3/8] pseries: Clean up error handling in spapr_validate_node_memory(),
David Gibson <=
- [Qemu-devel] [PATCHv4 1/8] ppc: Cleanup error handling in ppc_set_compat(), David Gibson, 2016/01/18
- [Qemu-devel] [PATCHv4 8/8] pseries: Clean up error reporting in htab migration functions, David Gibson, 2016/01/18
[Qemu-devel] [PATCHv4 6/8] pseries: Clean up error handling in xics_system_init(), David Gibson, 2016/01/18