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[PATCH for-7.2 v3 09/20] hw/ppc: set machine->fdt in pnv_reset()
From: |
Daniel Henrique Barboza |
Subject: |
[PATCH for-7.2 v3 09/20] hw/ppc: set machine->fdt in pnv_reset() |
Date: |
Tue, 16 Aug 2022 14:34:17 -0300 |
This will enable support for 'dumpdtb' and 'info fdt' HMP commands for
all powernv machines.
Cc: Cédric Le Goater <clg@kaod.org>
Cc: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
hw/ppc/pnv.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index d3f77c8367..296995a600 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -608,7 +608,13 @@ static void pnv_reset(MachineState *machine)
qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt));
cpu_physical_memory_write(PNV_FDT_ADDR, fdt, fdt_totalsize(fdt));
- g_free(fdt);
+ /*
+ * Update the machine->fdt pointer to enable support for
+ * 'dumpdtb' and 'info fdt' commands. Free the existing
+ * machine->fdt to avoid leaking it during a reset.
+ */
+ g_free(machine->fdt);
+ machine->fdt = fdt;
}
static ISABus *pnv_chip_power8_isa_create(PnvChip *chip, Error **errp)
--
2.37.2
- [PATCH for-7.2 v3 00/20] QMP/HMP: add 'dumpdtb' and 'info fdt' commands, Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 01/20] hw/arm: do not free machine->fdt in arm_load_dtb(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 02/20] hw/microblaze: set machine->fdt in microblaze_load_dtb(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 03/20] hw/nios2: set machine->fdt in nios2_load_dtb(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 04/20] hw/ppc: set machine->fdt in ppce500_load_device_tree(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 05/20] hw/ppc: set machine->fdt in bamboo_load_device_tree(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 06/20] hw/ppc: set machine->fdt in sam460ex_load_device_tree(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 07/20] hw/ppc: set machine->fdt in xilinx_load_device_tree(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 08/20] hw/ppc: set machine->fdt in pegasos2_machine_reset(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 09/20] hw/ppc: set machine->fdt in pnv_reset(),
Daniel Henrique Barboza <=
- [PATCH for-7.2 v3 14/20] qmp/hmp, device_tree.c: introduce dumpdtb, Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 15/20] qmp/hmp, device_tree.c: introduce 'info fdt' command, Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 10/20] hw/ppc: set machine->fdt in spapr machine, Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 16/20] device_tree.c: support string array prop in fdt_format_node(), Daniel Henrique Barboza, 2022/08/16
- [PATCH for-7.2 v3 11/20] hw/riscv: set machine->fdt in sifive_u_machine_init(), Daniel Henrique Barboza, 2022/08/16