From cf949cbb7079d3856ba61ceab44880ac88f0d7eb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Mon, 24 Feb 2020 19:52:31 +0100 Subject: scripts/cocci: Patch to detect potential use of memory_region_init_rom MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a semantic patch to detect potential replacement of memory_region_init_ram(readonly) by memory_region_init_rom(). Signed-off-by: Philippe Mathieu-Daudé --- scripts/coccinelle/memory-region-housekeeping.cocci | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'scripts') diff --git a/scripts/coccinelle/memory-region-housekeeping.cocci b/scripts/coccinelle/memory-region-housekeeping.cocci index ee3923d369..9cdde71bb1 100644 --- a/scripts/coccinelle/memory-region-housekeeping.cocci +++ b/scripts/coccinelle/memory-region-housekeeping.cocci @@ -29,6 +29,25 @@ symbol true; ) +@possible_memory_region_init_rom@ +expression E1, E2, E3, E4, E5; +position p; +@@ +( + memory_region_init_ram@p(E1, E2, E3, E4, E5); + ... + memory_region_set_readonly(E1, true); +| + memory_region_init_ram_nomigrate@p(E1, E2, E3, E4, E5); + ... + memory_region_set_readonly(E1, true); +) +@script:python@ +p << possible_memory_region_init_rom.p; +@@ +cocci.print_main("potential use of memory_region_init_rom*() in ", p) + + // 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. -- cgit v1.2.3