[v3] hw: Sanitize various MemoryRegion calls

[PATCH v3 04/25] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom}

Philippe Mathieu-Daudé posted 25 patches 5 years, 10 months ago

Diff against v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v1 v2 v2
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[PATCH v3 04/25] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom}

Posted by Philippe Mathieu-Daudé 5 years, 10 months ago

Add a semantic patch to replace memory_region_init_ram(readonly)
by memory_region_init_rom().

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 .../memory-region-housekeeping.cocci           | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/scripts/coccinelle/memory-region-housekeeping.cocci b/scripts/coccinelle/memory-region-housekeeping.cocci
index 3699c1017e..ee3923d369 100644
--- a/scripts/coccinelle/memory-region-housekeeping.cocci
+++ b/scripts/coccinelle/memory-region-housekeeping.cocci
@@ -11,6 +11,24 @@
 */
 
 
+// Replace memory_region_init_ram(readonly) by memory_region_init_rom()
+@@
+expression E1, E2, E3, E4, E5;
+symbol true;
+@@
+(
+- memory_region_init_ram(E1, E2, E3, E4, E5);
++ memory_region_init_rom(E1, E2, E3, E4, E5);
+  ... WHEN != E1
+- memory_region_set_readonly(E1, true);
+|
+- memory_region_init_ram_nomigrate(E1, E2, E3, E4, E5);
++ memory_region_init_rom_nomigrate(E1, E2, E3, E4, E5);
+  ... WHEN != E1
+- memory_region_set_readonly(E1, true);
+)
+
+
 // Replace by-hand memory_region_init_ram_nomigrate/vmstate_register_ram
 // code sequences with use of the new memory_region_init_ram function.
 // Similarly for the _rom and _rom_device functions.
-- 
2.21.1