From 6888ac87c3c1816092b91d8fabe2d09cd43e4be8 Mon Sep 17 00:00:00 2001 From: Pawel Wieczorkiewicz Date: Tue, 26 Nov 2019 12:25:07 +0000 Subject: [PATCH] create-diff-object: Handle optional apply|revert hooks Include new sections containing optional apply and revert action hooks. The following new section names are supported: - .livepatch.hooks.apply - .livepatch.hooks.revert Signed-off-by: Pawel Wieczorkiewicz Reviewed-by: Ross Lagerwall Signed-off-by: Ross Lagerwall --- create-diff-object.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/create-diff-object.c b/create-diff-object.c index b53cd5c..bebfc46 100644 --- a/create-diff-object.c +++ b/create-diff-object.c @@ -1131,6 +1131,14 @@ static struct special_section special_sections[] = { .name = ".livepatch.hooks.postrevert", .group_size = livepatch_hooks_group_size, }, + { + .name = ".livepatch.hooks.apply", + .group_size = livepatch_hooks_group_size, + }, + { + .name = ".livepatch.hooks.revert", + .group_size = livepatch_hooks_group_size, + }, {}, }; @@ -1501,6 +1509,7 @@ static void kpatch_include_debug_sections(struct kpatch_elf *kelf) #define IS_ACTION_HOOK_SECTION(section, action) ({ \ IS_HOOK_SECTION(section, "pre" action) || \ + IS_HOOK_SECTION(section, action) || \ IS_HOOK_SECTION(section, "post" action); \ }) @@ -1510,6 +1519,7 @@ static void kpatch_include_debug_sections(struct kpatch_elf *kelf) #define IS_ACTION_HOOK_SYM_NAME(symbol, action) ({ \ IS_HOOK_SYM_NAME(symbol, "pre" action) || \ + IS_HOOK_SYM_NAME(symbol, action) || \ IS_HOOK_SYM_NAME(symbol, "post" action); \ }) -- 2.39.5