[v1] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom}

[PULL 102/136] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom}

Paolo Bonzini posted 136 patches 5 years, 8 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 v2 v2 v3

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scripts/coccinelle/memory-region-housekeeping.cocci | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

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[PULL 102/136] scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> rom}

Posted by Paolo Bonzini 5 years, 8 months ago

From: Philippe Mathieu-Daudé <philmd@redhat.com>

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>
Message-Id: <20200224205533.23798-5-philmd@redhat.com>
Supersedes: <20200221173049.18134-1-philmd@redhat.com>
---
 scripts/coccinelle/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 3699c10..ee3923d 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.
-- 
1.8.3.1