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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: [PATCH v3 01/25] memory: Correctly return alias region type
Date: Mon, 16 Mar 2020 19:49:42 +0100	[thread overview]
Message-ID: <20200316185006.576-2-philmd@redhat.com> (raw)
In-Reply-To: <20200316185006.576-1-philmd@redhat.com>

Since memory region aliases are neither rom nor ram, they are
described as i/o, which is often incorrect. Return instead the
type of the original region we are aliasing.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 memory.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/memory.c b/memory.c
index 09be40edd2..3ea0afada9 100644
--- a/memory.c
+++ b/memory.c
@@ -2830,6 +2830,9 @@ void address_space_destroy(AddressSpace *as)
 
 static const char *memory_region_type(MemoryRegion *mr)
 {
+    if (mr->alias) {
+        return memory_region_type(mr->alias);
+    }
     if (memory_region_is_ram_device(mr)) {
         return "ramd";
     } else if (memory_region_is_romd(mr)) {
-- 
2.21.1



  reply	other threads:[~2020-03-16 19:18 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-16 18:49 [PATCH v3 00/25] hw: Sanitize various MemoryRegion calls Philippe Mathieu-Daudé
2020-03-16 18:49 ` Philippe Mathieu-Daudé [this message]
2020-03-16 18:49 ` [PATCH v3 02/25] memory: Simplify memory_region_init_rom_nomigrate() to ease review Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 03/25] scripts/cocci: Rename memory-region-{init-ram -> housekeeping} Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 04/25] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom} Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 05/25] hw/arm: Use memory_region_init_rom() with read-only regions Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 06/25] hw/display: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 07/25] hw/m68k: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 08/25] hw/net: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 09/25] hw/pci-host: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 10/25] hw/ppc: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 11/25] hw/riscv: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 12/25] hw/sh4: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 13/25] hw/sparc: " Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 14/25] scripts/cocci: Patch to detect potential use of memory_region_init_rom Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 15/25] scripts/cocci: Patch to remove unnecessary memory_region_set_readonly() Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 16/25] scripts/cocci: Patch to let devices own their MemoryRegions Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 17/25] hw/core: Let devices own the MemoryRegion they create Philippe Mathieu-Daudé
2020-03-16 18:49 ` [PATCH v3 18/25] hw/display: " Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 19/25] hw/dma: " Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 20/25] hw/riscv: " Philippe Mathieu-Daudé
2020-03-16 18:50   ` Alistair Francis
2020-03-16 18:50 ` [PATCH v3 21/25] hw/char: " Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 22/25] hw/arm/stm32: Use memory_region_init_rom() with read-only regions Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 23/25] hw/ppc/ppc405: " Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 24/25] hw/arm: Remove unnecessary memory_region_set_readonly() on ROM alias Philippe Mathieu-Daudé
2020-03-16 18:50 ` [PATCH v3 25/25] hw/arm: Let devices own the MemoryRegion they create Philippe Mathieu-Daudé
2020-03-16 19:50 ` [PATCH v3 00/25] hw: Sanitize various MemoryRegion calls Aleksandar Markovic

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